Key West STR Rules: What City Licensing Actually Requires

Jacob Mishalanie
6 days ago
11 min read

Mallory Square waterfront and Custom House from the Gulf, Key West, Florida

A host new to Key West sometimes assumes that once Airbnb accepts a listing and starts sending bookings, the compliance question is settled. It isn't. The City of Key West runs its own transient rental licensing system, separate from what any booking platform checks, and a listing that's live on Airbnb but unlicensed with the city is operating outside the rules regardless of how many five-star reviews it collects along the way.

This post walks through what the city's transient definition actually covers, where the Licensing Department sits in that process, how City of Key West differs from the Monroe County overlay for parcels outside city limits, and why Marathon's or Islamorada's rules don't transfer here even though they're all technically "the Keys."

None of this is a substitute for calling the city directly about a specific property, but it's the framework a host needs before that call — so the conversation with Licensing is about confirming a detail, not learning the system from scratch. This is not legal advice.

The City's Definition of a Transient Rental

The City of Key West's official transient rental map page defines a transient rental as a unit rented for periods of less than 30 days or one calendar month, or one that is advertised or held out as being available for that kind of stay. That second clause matters as much as the first — the definition isn't limited to actual completed bookings under 30 days. A unit marketed as available for short stays can fall under the transient definition even before a single guest checks in.

That's a broader net than some hosts expect, and it's exactly why marketing copy and license status need to be aligned before a listing goes live, not after the first inquiry comes in.

It's worth reading that definition twice, slowly, because the phrase "advertised or held out as being available" is doing a lot of work. A property owner who lists a unit on a booking platform for 25-night minimum stays but writes marketing copy implying weekend availability could be read as holding the unit out for transient use, even if no single booking under 30 days ever actually happens.

Where to Actually Verify License Status

The correct source for checking a property's license status is the city's own transient rental map and list, not a secondhand claim from a real estate agent, a property manager, or a host forum post. For questions about licenses issued to a specific property, the city's Licensing Department can be reached at 305-809-3959 — call to confirm current status rather than assuming a prior owner's license transfers automatically.

This verification step matters most at the point of purchase or at the start of a new listing. A buyer who assumes an existing license conveys with the property, without confirming that assumption with the city, can end up owning a property that isn't licensed the way they expected.

It's also worth building this check into any ongoing marketing review, not just the initial launch. A property's license status is a fact that should sit alongside the listing's photos and pricing as something a host actively confirms, rather than a detail assumed once and never revisited.

Transferring an Existing License

The city publishes a specific pathway for transferring a transient unit license — a Transfer of Transient Unit License process through the Planning department's forms. This is the route that applies when a licensed property changes hands and the new owner wants to continue operating it as a transient rental. It is not the same as assuming a license automatically carries over with a property sale, and it is not a substitute for confirming current residential new-license status directly with city Licensing or Planning, which can shift over time.

This distinction shows up most often during a real estate transaction, when a listing agent describes a property as "licensed for short-term rental" without clarifying whether that license is actively transferring through the correct city process or simply existed under the prior owner. A buyer relying on that description without independently confirming the transfer status with the city is taking on real risk that a simple phone call could resolve before closing.

The same caution applies to a host inheriting a management arrangement rather than buying outright — confirming who holds the license of record, and whether that person's continued involvement matters to the license's validity, is worth doing before advertising a single night.

City of Key West vs. Monroe County: Two Different Desks

Key West is an incorporated city with its own licensing authority, distinct from Monroe County's rules for unincorporated parcels elsewhere in the Keys. A property inside Key West city limits answers to the city's Licensing Department and the transient rental map; a property in unincorporated Monroe County answers to a different desk entirely. Confusing the two — assuming a county rule applies inside city limits, or vice versa — is one of the more common compliance mistakes among hosts new to the area.

If there's any uncertainty about which jurisdiction a specific parcel falls under, that's a question for the relevant desk directly, not an assumption based on a mailing address or a neighbor's setup.

A full side-by-side comparison of what each desk actually asks for belongs in its own dedicated post; the point here is narrower — know which desk governs your specific parcel before assuming either framework applies, since building a compliance plan around the wrong jurisdiction wastes time and doesn't actually protect the listing.

Don't Borrow Marathon's or Islamorada's Rule Set

Marathon and Islamorada are separate incorporated towns further up the Overseas Highway, each running their own licensing frameworks, their own permit caps, and their own enforcement approaches. None of that maps directly onto Key West's system. A host who read a rules post about Marathon and assumes the same permit process applies here is working from the wrong document, and getting this wrong isn't a marketing problem — it's a compliance one.

This confusion tends to show up most in online host communities, where a rule confirmed for one Keys town gets repeated as though it applies everywhere in the chain. Treat any secondhand rule claim — even one that sounds authoritative — as a starting point for verification with the correct desk, not as a final answer.

A side-by-side comparison of the two towns' desks and calendars belongs in its own dedicated post; the point to take from this section alone is that "the Keys" is not one regulatory environment, and treating it as one is how compliance mistakes happen.

The License Cap and Moratorium Context

Key West has an active license-related cap and moratorium framework governing how many transient licenses exist and how new ones — or transfers of existing ones — get processed. This post covers the licensing structure broadly; the specific mechanics of the cap and current remaining-license status deserve their own dedicated read, since those figures shift and shouldn't be quoted here without a fresh confirmation from the city at the time of publishing.

What's safe to say now: this is not an open, unlimited-license market. That structural fact should shape how a prospective host or buyer plans, well before they get to pricing or marketing.

It also explains part of why the AirROI-tracked supply grew 17.7% over the past year rather than growing without any structural limit at all — new listing stock in a capped, licensed market moves differently than it does in a place with no licensing framework whatsoever.

Lodging Tax and Occupancy Basics Worth Confirming

Beyond the license itself, a compliant Key West short-term rental typically involves a lodging-tax remittance obligation and occupancy or parking limits tied to the property. The exact mechanics of tax remittance and current occupancy standards are worth confirming directly with the relevant city department at the point of setup, since this post's purpose is to establish the licensing framework, not to serve as a line-by-line tax or occupancy guide.

Parking in particular tends to surface as a real issue in Old Town's narrower streets, where a listing's marketing materials sometimes promise more parking than the property or the surrounding block can actually support. Confirming the parking allowance tied to a specific license, and being accurate about it in listing copy, avoids both a guest complaint and a potential compliance flag.

Why This Rules Post Isn't a Substitute for Legal Review

This is not legal advice. Everything above summarizes publicly available city information as of this writing, but municipal rules, cap status, and enforcement priorities can and do change. A host making a significant investment decision — buying a property specifically to operate as a transient rental, for example — should confirm current requirements directly with the City of Key West and consider a consultation with a professional familiar with local land-use and licensing law, not rely solely on a marketing-focused summary like this one.

That said, the framework itself — a licensed system, a specific definition of transient rental, a separate desk for city versus county parcels, and an active cap — is stable enough to plan around even as individual details shift. Knowing the shape of the system is most of the battle; confirming the current specifics is the last step before acting on it.

What This Means for a New or Existing Host

Before any marketing goes live — before a single photo gets uploaded — confirm license status on the city's own transient rental map, and call the Licensing Department directly with any property-specific question. Don't assume a platform's willingness to list a property substitutes for the city's own compliance check, and don't assume a rule that applies in Marathon, Islamorada, or unincorporated Monroe County applies inside Key West city limits. Getting the licensing question settled first makes every marketing decision that follows a lot simpler.

A host who treats licensing as the foundation rather than an afterthought also tends to write more confident, more specific marketing copy — because they're not hedging around a compliance question they haven't actually resolved. That confidence reads through to a guest, even if it's never stated outright.

It's a small thing that compounds: a listing built on a verified, current license doesn't need vague language anywhere in its copy, its calendar, or its host replies. That clarity is worth more to a guest weighing options than any single amenity ever will be.

Keeping License Verification Part of an Ongoing Routine

Compliance here isn't a one-time checkbox. License terms, cap status, and city guidance can shift, and a host who checks status once at launch and never again risks an outdated assumption creeping into their marketing years later. Building a habit of periodically re-checking the transient rental map — especially before a major listing refresh or a change in ownership structure — keeps a Key West host on solid ground.

A Self-Diagnosis Checklist Before Calling Licensing

Before dialing the Licensing Department, it helps to have honest answers to a few questions ready, because a call that starts with specifics gets resolved faster than one that starts with "I think we're licensed." First: does the property currently appear, by address, on the city's own transient rental map or list — not a screenshot from months ago, but a fresh check? Second: if the property changed hands recently, has the Transfer of Transient Unit License process actually been completed through Planning, or is the license still sitting with the prior owner's name on file?

Third: does the listing's marketing copy anywhere imply availability for stays under 30 days — even a passing phrase like "weekend getaway" — that would put it inside the city's broad definition of transient, regardless of the actual minimum-night setting on the booking platform? Fourth: is there clarity on which desk actually governs the parcel — City of Key West or unincorporated Monroe County — or is that still an assumption based on a mailing address rather than a confirmed jurisdiction?

A host who can answer all four with confidence is calling Licensing to confirm a detail. A host who can't is calling to learn the system from scratch, which is a longer and more consequential conversation to have after a listing has already gone live than before. Running this checklist before advertising a single night is a cheap way to avoid the more expensive version of this conversation.

Frequently Asked Questions

Does Key West allow Airbnb rentals?

Yes, but only through the city's transient rental licensing system. A property must hold a valid transient license to legally operate as a short-term rental inside city limits, and Airbnb accepting a listing does not confirm that license status on its own.

What counts as a transient rental in Key West?

The city defines it as any unit rented for periods of less than 30 days or one calendar month, or any unit advertised or held out as available for that kind of stay — a definition that covers marketing, not just completed bookings.

How do I check if a Key West property has a valid license?

Use the city's official transient rental map and list, published by the City of Key West, rather than relying on a secondhand claim. The city's Licensing Department can also answer property-specific questions directly.

What's the phone number for Key West's Licensing Department?

305-809-3959, listed on the city's transient rental map page for questions about licenses issued to a specific property.

Does a transient license transfer automatically when a property is sold?

Not automatically — the city has a specific Transfer of Transient Unit License process through Planning department forms. A buyer should confirm this transfer directly with the city rather than assuming a prior license conveys with the sale.

Is Key West's rule the same as Marathon's or Islamorada's?

No. Each is a separate incorporated town with its own licensing framework and enforcement approach. Rules confirmed for one town should not be assumed to apply in another.

What's the difference between City of Key West rules and Monroe County rules?

Key West is an incorporated city with its own Licensing Department governing property inside city limits. Monroe County governs unincorporated parcels elsewhere in the Keys under a separate framework. A property's exact jurisdiction should be confirmed directly if there's any doubt.

Is there a cap on the number of transient licenses in Key West?

Yes, Key West operates under a license-related cap and moratorium framework. Current remaining-license figures shift and should be confirmed directly with the city rather than assumed from an older source.

Do I need to collect lodging tax as a Key West host?

Short-term rentals in Key West are generally subject to lodging-tax remittance obligations alongside the licensing requirement. This is not legal advice. Confirm the current tax setup process with the relevant city or county department directly.

What happens if I market a Key West property without a valid license?

Because the city's transient definition includes units advertised as available for short stays, marketing an unlicensed property can itself fall outside the rules, independent of whether a booking is ever completed. Confirm license status before any marketing goes live.

Work with Crest & Cove Creative

A host who assumes Airbnb's approval means the city has signed off too is building a business on a compliance gap that doesn't show up until it does. In Key West, the platform and the city run two completely separate.

Understanding the licensing framework is step one; building marketing that assumes compliance rather than ignoring it is step two. Once your Key West listing's license status is confirmed, we'll help make sure the marketing around it holds up to the same standard.

Reach out at crestcove.co or (256) 998-7502.