Union County, New Jersey Short-Term Rental Regulations: A 2026 Guide For Airbnb Hosts

Do you own a place in Union County, New Jersey and you're weighing whether to put it on Airbnb or Vrbo? Well, the good news is that short-term rentals are legal across nearly the whole county, and neither the state nor the county government bans them outright. New Jersey runs on home rule, though, so the county line itself tells you almost nothing about what you can do with your specific property. Elizabeth, Union Township, Westfield and eighteen other Union County municipalities each write their own rulebook, and those rulebooks disagree with each other constantly.

The catch is a real one, and it trips up almost every new buyer: there's no such thing as a single "Union County" short-term rental permit. New Jersey gives county government no zoning power and no licensing role of its own, so whether you can rent your house on Airbnb depends entirely on which of the county's 21 municipalities your address falls in. Elizabeth licenses a short-term rental for $200 a year and allows it up to 180 nights. Union Township charges $500 up front and shuts the door at 90 nights a year. Westfield skips the license for most owners entirely, but caps things at 60 days. Same county, three genuinely different answers, and the gap between them is the whole story.

So let's use those three towns as the shape of what follows: how the state and the towns split the job between them, what a license costs where one even exists, the documents you'll assemble, the taxes that stack on a stay, how seriously any of it gets enforced, and who to call once you know your own town's rules. Every figure below comes from an official municipal or state page, checked in July 2026, and where a rule was genuinely unclear I've said so instead of guessing. If you're comparing a Union County property against a market with looser rules, do run both through BNBCalc first.

What are Short-Term Rental (Airbnb, VRBO) Regulations in Union County, New Jersey?

That three-way split isn't random. It comes from exactly how New Jersey divides authority between itself and its towns, and understanding the split explains most of what confuses new owners here. The state does two narrow things: it lets a municipality tax a short stay, and it lets that municipality license short-term rentals if it wants to. That authority traces to N.J.S.A. 40:52-1(n), which New Jersey's Division of Local Government Services describes as letting a town license "the rental of real property for a term less than 175 consecutive days for residential purposes by a person having a permanent place of residence elsewhere," a description it published in an April 2026 notice. The state doesn't require a town to regulate short-term rentals at all, and it doesn't stop a town from regulating them hard, either.

The municipality sits underneath, and that's where the actual teeth are. Because the state only enables, the city or township level decides everything a host actually cares about instead: whether you can rent for a weekend, whether you need a license, who has to live on site. Union County government has no role in any of that. I checked the county's own Office of Health Management directly, since a department like that is where a shore county runs its well-water testing, and Union County runs no equivalent short-term rental or lodging program of any kind.

What that means in practice is that "Union County short-term rental rules" is shorthand for 21 separate ordinances that don't agree with each other, and the three biggest markets show how far apart they land. Elizabeth's Chapter 5.90 only allows a short-term rental where the owner actually lives on the property, for up to 180 consecutive nights a year, licensed through the city's Bureau of Central Licensing. Union Township's Chapter 447, Article IV uses a tighter definition, one to 30 consecutive nights, but then caps the entire year at 90 nights or 15 separate bookings, whichever limit hits first. Westfield, meanwhile, doesn't license most owners at all: its ordinance lets you rent up to two bedrooms for a maximum of 60 days a year without a permit, as long as you're not offering more than five rental units townwide, according to reporting on the town's 2018 ordinance revision. Three towns, three completely different starting definitions of what a "short-term rental" even is.

Starting a Short-Term Rental Business in Union County

Given how different those starting definitions are, the first real decision isn't which property to buy. It's which town to buy in, and reading that town's ordinance before you make an offer, because the same house can be a legitimate weekend rental in one municipality and flatly non-compliant one town over. Get that order backwards and you can close on a place that legally can't do the job you bought it for.

The line that trips people up hardest is owner-occupancy, and it's worth understanding before anything else. Elizabeth and Union Township both build it straight into the legal definition of a short-term rental itself, since in Elizabeth you, or a principal of your entity, must treat the unit, or the primary residence on the same lot, as your actual home, proven through a three-part test covering where you spend most of your non-working time, where your driver's license is registered, and where your domestic life is centered. Union Township runs that same three-part test but adds a hard number on top of it: you need to spend at least 150 days a year there for it to count. Either way, buy a Union County property purely as an investment, planning never to set foot in it yourself, and Elizabeth and Union Township are both closed to you outright.

Westfield reads differently, and that's the exception worth knowing before you pick a town. Its ordinance doesn't require the owner to live in the unit. That's why an out-of-town owner can rent there at all, as long as they line up an in-town property manager who can respond to problems in person. What Westfield restricts instead is scale and duration: two bedrooms at most, four guests at most, 60 days a year at most, and never more than 30 consecutive nights outside the town's small Central Business District. Put plainly, Elizabeth and Union Township decide based on who you are, while Westfield decides based on how much and how long you rent.

Short-Term Rental Licensing Requirement in Union County

Once you know whether your own situation clears that first hurdle, the actual license process still differs by as much, town to town. Here's how the three biggest Union County markets handle it, since none of them shares a form, a fee, or even an office.

Elizabeth licenses short-term rentals through its Bureau of Central Licensing, and under Ordinance 5621, the annual fee is $200, non-refundable even if the city denies you. That figure bundles three separate charges: a $75 application and registration fee, a $75 carbon monoxide inspection through the Fire Prevention Bureau, and a $50 zoning inspection tied to the Rental Certificate of Occupancy you also need from the Bureau of Planning and Zoning. Fail either inspection and you get 60 days to fix what's wrong before you have to reapply and pay the full fee again. The license runs one year from issuance, renews annually, and is revoked outright for fraud, a false statement, or an unsafe property left uncorrected, with at least a one-year bar on reapplying after that.

Union Township runs its licensing through the Zoning Officer rather than a licensing bureau, and the money moves in a different shape entirely. It's $500 up front for the initial registration, non-refundable, then $250 a year after that to renew. You'll need proof of at least $500,000 in liability insurance, plus a fire code and property maintenance inspection completed within the past six months, a window that loosens to three years once you're renewing rather than applying fresh. Keep in mind that Union Township measures your whole year two ways at once, 90 nights and 15 separate rentals, and once you hit either limit first, that's it until the calendar resets.

Westfield is the outlier here, since most owners there never touch a licensing process at all. Under the town's 2018 ordinance revision, no license is required unless a single owner rents out more than five separate properties townwide, a threshold built for a rental company rather than a homeowner with one property. I couldn't confirm from Westfield's current code whether that threshold or the underlying numbers have changed since 2018, since the town's code host blocks automated readers entirely, so do call the Zoning Officer before you rely on any of these figures for your own address.

Required Documents for Union County Short-Term Rentals

Whichever bucket you land in, the paperwork behind it looks remarkably similar no matter which town issues it, since most of it answers the same underlying safety and ownership questions. Assemble these before you start any application, because a missing document is the most common reason a licensing office sends you back to the end of the line.

• Proof of ownership, plus, in Elizabeth and Union Township, proof that you or a principal of your entity genuinely live in the unit or the primary residence on the same lot.
• General liability insurance of at least $500,000, required by name in both Elizabeth's and Union Township's ordinances. Westfield's ordinance names no specific minimum, so don't assume your homeowner's policy already covers paying guests; ask your insurer what a short-term rental rider costs.
• A recent fire or safety inspection, whether that's Union Township's property maintenance inspection within the past six months or Elizabeth's Fire Prevention Bureau carbon monoxide certificate, each tied to a Rental Certificate of Occupancy or its local equivalent.
• A reachable local contact. Union Township requires the owner to be available around the clock and to respond to a complaint within two hours; Westfield requires an in-town property manager if the owner lives elsewhere.
• Confirmation that nothing else bars the rental, since a lease, a condo bylaw, an HOA rule or rent control can all block one regardless of what the town's short-term rental ordinance itself allows. Elizabeth's code flatly excludes any unit where rent is set by a government agency or a developer agreement.

One requirement is easy to miss because it isn't a form at all: your license number. Both Elizabeth and Union Township require it printed in every advertisement you run, whether that's the listing itself, an MLS entry, or a real estate site, and leaving it off counts as operating without a license even if you technically hold one.

Union County Short-Term Rental Taxes

Assuming you clear the licensing hurdle and are able to start hosting, there's still tax to work out, and this is the one layer that's genuinely more state than town. Two state charges apply across nearly all of Union County, New Jersey's 6.625% Sales Tax and its 5% State Occupancy Fee, both due on a taxable stay booked through a marketplace like Airbnb or Vrbo, or by an owner who counts as a professionally managed unit, meaning they control three or more rental units statewide.

Add those two together and most Union County towns land at 11.625% total, because New Jersey's up-to-3% Municipal Occupancy Tax has to be separately adopted by each town before it reaches short-term rentals specifically. Going through the state's own transient accommodations list, current as of April 2026, not one Union County municipality appears on it. Plenty of the county's towns, including Cranford, Rahway, Summit and Union Township, do carry an older 3% hotel and motel tax on the books, some dating back to 2003. That older tax was written for actual hotels, though, and the state's separate transient accommodations list confirms none of them has extended it to cover a short-term rental.

Elizabeth is the one exception, and it goes the other way instead of skipping the extra layer; it adds one. The city runs its own 6% hotel occupancy tax, filed quarterly on Form HOTR-100, and because it has its own tax, the state reduces Elizabeth's State Occupancy Fee to 1% instead of the usual 5%. Stack all three together and an Elizabeth short-term rental owes 13.625% in combined tax, more than anywhere else in the county despite the lower state rate, because the city's own charge more than makes up the difference.

Charge	Rate	Collected by
State Sales Tax	6.625%	Platform, or the host on direct bookings
State Occupancy Fee	5% (1% in Elizabeth)	Platform, or the host on direct bookings
Elizabeth Hotel Occupancy Tax	6% (Elizabeth only)	Platform, or filed quarterly by the host
Municipal Occupancy Tax	Not adopted for short-term rentals anywhere in Union County	N/A

For most hosts, the collection side is easy, since Airbnb and Vrbo sign up as New Jersey tax collectors and pay the Sales Tax and State Occupancy Fee straight to the state on stays of 89 nights or fewer, Elizabeth's city tax included wherever it applies. That changes only if you take a direct booking outside any platform. A direct booking from an owner with fewer than three total New Jersey units isn't taxed at all, but cross that three-unit line, or own three or more units yourself, and you have to file Form NJ-REG with the Division of Revenue and Enterprise Services at least 15 business days before you start renting, then collect the tax yourself and send it in. Be aware that Elizabeth's own 6% return still has to be filed with the city's Tax Collector regardless of who books the stay, since Form HOTR-100 asks you to attach your state ST-50 return as supporting backup.

New Jersey Wide Short-Term Rental Rules

Those tax mechanics sit inside a much wider state framework, and understanding it explains why Union County looks the way it does. New Jersey has no statewide short-term rental license and no statewide registry of any kind. What it has instead is that enabling statute, N.J.S.A. 40:52-1(n), which hands licensing and zoning authority straight down to the municipalities, which is exactly why a county-wide picture reads as a patchwork rather than one set of rules.

The most current word from the state arrived in April 2026, when the Division of Local Government Services issued Local Finance Notice 2026-09. It isn't new law, mind you: it's a reminder to towns that they already hold the authority to license and tax short-term rentals under N.J.S.A. 40:52-1(n) and the municipal occupancy tax statute, N.J.S.A. 40:48F-1 through -7. The timing is no accident either, since it's aimed squarely at the 2026 FIFA World Cup and the America250 anniversary events that are expected to fill rentals statewide that summer, and read plainly, that notice is the state telling towns to tighten up, not loosen.

The underlying tax framework itself dates to P.L. 2018, c.49, which first imposed the Sales Tax and the State Occupancy Fee on transient accommodations statewide. P.L. 2019, c.235 narrowed that tax the following year to marketplace-booked and professionally-managed rentals only, and that's the version still in force today. Beyond that, the day-to-day rules are local, town by town. Our New Jersey statewide guide maps the whole framework if you're weighing counties against each other, the Hudson County guide covers the dense, transit-heavy towns just north along the same NJ Transit corridor, and the Mercer County guide shows how differently a college-town market like Princeton handles this same enabling statute.

Does Union County Strictly Enforce STR Rules?

Given how much authority the state hands down, the honest answer depends entirely on which of those 21 ordinances applies to your address, and every one of the three towns here backs its rules with a real penalty rather than a polite suggestion.

Elizabeth's Chapter 5.90 sets fines between $250 and $2,000 per conviction in municipal court, and treats every day a violation continues as a separate offense, which is how a single unresolved problem quietly turns into a number nobody wants to look at. Revocation follows fraud, a false statement, or an unsafe property left uncorrected, and once revoked you're barred from reapplying for at least a year.

Union Township's penalty ladder is built around neighbor complaints rather than a flat fine schedule. Three or more substantiated complaints against the same property trigger mandatory revocation, no discretion involved, plus a one-year bar on getting a new license. A single serious complaint can trigger a discretionary revocation on its own, and two substantiated complaints specifically about excessive vehicles put your license at risk too, which tells you plenty about what actually generates the calls to code enforcement in a township like this one. Fines run $100 to $2,000 per offense, with imprisonment or community service up to 90 days possible at a municipal judge's discretion, and again, every day counts separately.

Westfield's ordinance is lighter on named dollar figures and leans instead on what it calls revocation of the short-term rental privilege, enforced jointly by police and zoning officials, plus whatever other legal remedies the town chooses to pursue. None of the three towns publishes how often it actually pulls a license or writes a citation, so treat the penalty structure itself, rather than any published enforcement rate, as the real signal here. A town that spells out a three-complaint trigger or a per-day fine is telling you plainly what it's watching for.

How to Start a Short-Term Rental Business in Union County

Knowing what each town watches for, the order you tackle these steps in matters more than it might look, since the early ones tell you whether the later ones are even worth doing at all.

1. Pick the town first, then read its actual ordinance. Confirm whether it requires owner-occupancy, and if so, whether your own situation genuinely clears that test, before you make an offer on anything.
2. Check the lease, bylaws and rent-control status. Elizabeth bars short-term rentals outright in rent-controlled or agency-set-rent units, and a condo or HOA in any Union County town can block one through its own governing documents regardless of what the municipal ordinance allows.
3. Line up insurance and inspections early. Get a $500,000 liability policy quoted, and schedule whatever fire code, carbon monoxide, or property maintenance inspection your town requires well before your first planned booking.
4. Apply and pay the fee. Whether that's Elizabeth's $200, Union Township's $500, or nothing at all under Westfield's five-unit threshold, don't assume the amount without checking your specific town's current fee sheet first.
5. Put your license number on every listing. Add it to your Airbnb or Vrbo listing, your MLS entry, and any other advertisement the moment you're approved, since an unlicensed-looking ad can count as a violation on its own.
6. Sort out tax registration before your first guest checks in. If you're booking exclusively through a platform, it handles the Sales Tax and State Occupancy Fee for you. If you plan direct bookings and control three or more New Jersey units, file Form NJ-REG at least 15 business days ahead.
7. Diarize your renewal date and your yearly limits. Union Township's clock resets at 90 nights or 15 bookings, whichever comes first, and missing a renewal deadline in any town can mean reapplying, and paying, from scratch.

Who to Contact in Union County about Short-Term Rental Regulations and Zoning?

Whichever step trips you up, the office that can actually answer it lives at the town level, not the county. Here are the direct lines for the three markets this guide has leaned on, plus the state office for tax.

Elizabeth

The Bureau of Central Licensing handles the short-term rental license itself, applications and renewals.

• Address: 50 Winfield Scott Plaza, Room 101, Elizabeth, NJ 07201
• Phone: 908-820-4182
• Fax: 908-820-4183

The Tax Collector, Division of Revenue, handles the city's Hotel Occupancy Tax and Form HOTR-100.

• Address: 50 Winfield Scott Plaza, Room 102, Elizabeth, NJ 07201
• Phone: 908-820-4114

Union Township

The Building Department administers the short-term rental license through the Zoning Officer, plus inspections.

• Address: 1976 Morris Avenue, Union, NJ 07083
• Phone: 908-851-8509
• Hours: Monday and Tuesday 8:30 a.m. to 4:30 p.m., Wednesday 8:30 a.m. to 7 p.m., Thursday and Friday 8:30 a.m. to 4:30 p.m.

Westfield

The Planning & Zoning Department fields questions about the ordinance, the five-unit threshold, and permit applications.

• Address: 959 North Avenue West, Public Works Building, Westfield, NJ 07090
• Phone: 908-789-4100 (Zoning Officer Jenny Mance, ext. 4609)
• Email: [email protected]

New Jersey taxes

Sales Tax, the State Occupancy Fee, and NJ-REG vendor registration for direct bookings belong to the New Jersey Division of Taxation.

• Mailing address: PO Box 281, Trenton, NJ 08695-0281
• Phone: 609-292-9292
• Online: the Transient Accommodations FAQ covers registration and the current exemption rules

If your own town isn't one of these three, do check its website for a code enforcement, zoning or licensing page, since almost every Union County municipality has one by now, and the clerk's office can always point you to whoever actually owns short-term rentals locally.

What Do Airbnb Hosts in Union County on Reddit and Bigger Pockets Think about Local Regulations?

Talk to a municipal clerk and you get an ordinance number. Talk to hosts, and the picture gets more textured, so what follows is my read of the recurring public themes rather than anything close to a survey, and I'd weigh it accordingly.

• The town-picking decision dominates investor discussion. Wherever New Jersey short-term rentals come up among investors, the standing advice is to research the specific municipality before buying, not the county or the general area, because two towns that border each other can land on opposite ends of the ownership question entirely.
• Commuter-belt geography is Union County's whole pitch. Newark Liberty International Airport sits right at the county's edge, and NJ Transit's Northeast Corridor line puts much of Union County within an easy trip of Manhattan, which is a genuinely different draw than a beach town's weekly rental market.
• Owner-occupancy rules generate the most frustration where they apply. Anyone hoping to run a Union County property as a pure investment, never living there, runs straight into Elizabeth's and Union Township's occupancy tests, and that mismatch between what an investor wants and what the ordinance requires shows up constantly in broader New Jersey host discussion.
• Nobody credible argues these rules are staying still. Between the 2026 World Cup, the America250 events, and the state's own April 2026 notice nudging towns to use their existing authority, the direction people who track this closely expect is more Union County towns tightening rules, not loosening them.

Carry that last point into your own research, because a rule that read static in a 2024 write-up can be exactly the one your town revisits this year. Read the ordinance the week you're actually applying, not the one you remember from when you first got curious about hosting here. And once the legal question is settled, the New Jersey market data on BNBCalc Markets shows how nightly rates and occupancy pencil out across the state, so you can see whether the numbers back up the town you picked.

Frequently Asked Questions

Can you legally run an Airbnb in Union County, New Jersey in 2026?

Yes, in most of the county, but there's no single Union County permit. Short-term rentals are set town by town: Elizabeth allows them only where the owner lives on site, for up to 180 nights a year, licensed at $200 annually. Union Township uses a similar owner-occupancy test but caps the year at 90 nights or 15 bookings. Westfield needs no license under five rental units townwide but limits most stays to 60 days a year. Confirm your specific municipality's ordinance before you buy or list.

Does Union County government require a short-term rental license?

No. Union County itself has no zoning authority and no short-term rental licensing program; checking the county's own Office of Health Management directly confirms it handles public health inspections, not rentals. Whatever permit you need comes from your municipality instead. Elizabeth licenses through its Bureau of Central Licensing, Union Township through its Zoning Officer, and Westfield generally doesn't require one unless you're operating more than five rental units townwide. Check your town's zoning or code enforcement office to confirm.

What taxes do you pay on a Union County short-term rental?

Most of the county totals 11.625%: New Jersey's 6.625% Sales Tax plus its 5% State Occupancy Fee, both usually collected automatically by Airbnb or Vrbo on stays of 89 nights or fewer. Elizabeth is the exception, since it runs its own 6% hotel occupancy tax and gets a reduced 1% State Occupancy Fee instead of 5%, for 13.625% total. No Union County town has extended a separate municipal occupancy tax to short-term rentals as of the state's own April 2026 list. A direct booking by an owner with fewer than three New Jersey units isn't taxed at all.

Which Union County towns are the strictest about short-term rentals?

Elizabeth and Union Township both require the owner to actually live in the unit, which rules out a pure investment property entirely, and Union Township adds a hard cap of 90 nights or 15 bookings a year on top of that. Westfield allows non-owner-occupied rentals but limits most stays to 60 days a year and two bedrooms. Union Township's penalty structure is also the most automatic: three substantiated complaints trigger mandatory revocation, with no discretion involved.

Do you need insurance to run a short-term rental in Union County?

Elizabeth and Union Township both require at least $500,000 in general liability insurance before they'll issue a license, and Union Township also requires a fire code and property maintenance inspection completed within the past six months. Westfield's ordinance doesn't name a specific insurance minimum, so don't assume your homeowner's policy already covers short-term guests. Ask your insurer directly, and check with the town's Zoning Officer about what documentation, if any, your application actually needs.

Last verified: July 2026. Every ordinance, tax rate, state law, and contact detail in this guide links to or comes from its official source.