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The Mermaid & Alligator

3.5 star property
Adults-only guesthouse with free breakfast and an outdoor pool

Choose dates to view prices

The Mermaid & Alligator offers a charming Key West retreat, walking distance to Duval Street. Enjoy a full breakfast, outdoor pool, nearby Hemingway Home, in-room WiFi, and concierge services for a seamless island stay.

Reviews

9.8 out of 10
Exceptional

Popular amenities

  • Housekeeping
  • Air conditioning
  • Free WiFi

Room options

Available filters for rooms
Showing 5 of 5 rooms

View all photos for Key Lime Room - Adult Exclusive

Key Lime Room - Adult Exclusive | In-room safe, iron/ironing board, free WiFi, bed sheets

Key Lime Room - Adult Exclusive

9.2 out of 10
Wonderful
(12 reviews)

Highlights

Air conditioning
Heating
Ceiling fan
Hair dryer
Private bathroom
Bathrobes
Iron/ironing board
In-room safe
  • 15 sq m
  • Sleeps 2
  • 1 King Bed

View all photos for Papaya Room - Adult Exclusive

Papaya Room - Adult Exclusive | In-room safe, iron/ironing board, free WiFi, bed sheets

Papaya Room - Adult Exclusive

9.2 out of 10
Wonderful
(5 reviews)

Highlights

Air conditioning
Heating
Ceiling fan
Hair dryer
Private bathroom
Bathrobes
Iron/ironing board
In-room safe
  • 15 sq m
  • Sleeps 2
  • 1 Queen Bed

View all photos for Garden Room - Adult Exclusive

Garden Room - Adult Exclusive | In-room safe, iron/ironing board, free WiFi, bed sheets

Garden Room - Adult Exclusive

10.0 out of 10
Exceptional
(8 reviews)

Highlights

Air conditioning
Heating
Ceiling fan
Hair dryer
Private bathroom
Bathrobes
Iron/ironing board
In-room safe
  • 16 sq m
  • Sleeps 2
  • 1 Queen Bed

View all photos for Sunroom - Adult Exclusive

Sunroom - Adult Exclusive | In-room safe, iron/ironing board, free WiFi, bed sheets

Sunroom - Adult Exclusive

9.8 out of 10
Exceptional
(13 reviews)

Highlights

Air conditioning
Heating
Ceiling fan
Hair dryer
Private bathroom
Bathrobes
Iron/ironing board
In-room safe
  • 16 sq m
  • Sleeps 2
  • 1 Queen Bed

View all photos for Audubon Room - Adult Exclusive

Audubon Room - Adult Exclusive | In-room safe, iron/ironing board, free WiFi, bed sheets

Audubon Room - Adult Exclusive

10.0 out of 10
Exceptional
(6 reviews)

Highlights

Air conditioning
Heating
Ceiling fan
Hair dryer
Private bathroom
Bathrobes
Iron/ironing board
In-room safe
  • 20 sq m
  • Sleeps 2
  • 1 King Bed

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About the neighborhood

Map
729 Truman Ave, Key West, FL, 33040

What's nearby

  • Duval Street - 6 min walk - 0.6 km
  • Ernest Hemingway Home and Museum - 8 min walk - 0.7 km
  • South Beach - 9 min walk - 0.8 km
  • Southernmost Point - 11 min walk - 1.0 km
  • Mallory Square - 3 min drive - 1.7 km

Getting around

  • Key West Intl. Airport (EYW) - 8 min drive

Restaurants

  • ‪El Siboney Restaurant - ‬5 min walk
  • ‪Better Than Sex - ‬4 min walk
  • ‪Bobby's Monkey Bar - ‬5 min walk
  • ‪Viva Argentinian Steakhouse - ‬7 min walk
  • ‪Tropical Drinks - ‬6 min walk

About this property

The Mermaid & Alligator

Guesthouse near Duval Street
Close to Ernest Hemingway Home and Museum and South Beach, The Mermaid & Alligator provides free full breakfast, a garden, and more. Guests can connect to free in-room WiFi.
You'll also find perks like:
  • An outdoor pool along with sun loungers
  • Free self parking
  • An electric car charging station, luggage storage, and outdoor furniture
  • Smoke-free premises and concierge services
  • Guest reviews give top marks for the helpful staff
Room features
All guestrooms at The Mermaid & Alligator include perks such as air conditioning and bathrobes, as well as amenities like free WiFi and safes.
More conveniences in all rooms include:
  • Heating and ceiling fans
  • Tubs or showers, hair dryers, and shampoo

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Property amenities

Internet

  • Available in all rooms: Free WiFi
  • In-room WiFi speed: 100+ Mbps (good for 1–2 people or up to 6 devices)
  • Available in some public areas: Free WiFi

Parking and transportation

  • Electric car charging station on site
  • Free self parking on site
  • Wheelchair-accessible parking available
  • Onsite parking includes off-street options

Food and drink

  • Free full breakfast available daily 8:30 AM to 10:00 AM

Things to do

  • Outdoor pool

Conveniences

  • Limited-hour front desk
  • Luggage storage

Guest services

  • Change of bedsheets (on request)
  • Change of towels on request
  • Concierge services
  • Housekeeping (daily)
  • Proposal/romance packages

Outdoors

  • Garden
  • Outdoor furniture
  • Pool loungers

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • No elevator
  • Stair-free path to entrance
  • Well-lit path to entrance
  • Wheelchair accessible (may have limitations)
  • Wheelchair-accessible parking
  • Wheelchair-accessible registration desk

More

  • 2 buildings
  • 3 floors
  • Built in 1904
  • Smoking not allowed
  • Victorian architecture

Room amenities

Bedroom

  • Bedsheets provided

Bathroom

  • Bathrobes
  • Bathtub or shower
  • Hair dryer
  • Shampoo
  • Soap
  • Toilet paper
  • Towels provided

More

  • Air conditioning
  • Ceiling fan
  • Heating
  • Iron/ironing board
  • Safe

Policies

Check-in

Check-in start time: 3:00 PM; Check-in end time: 6:00 PM
Late check-in subject to availability
Minimum check-in age: 21

Check-out

Check-out before 11:00 AM

Special check-in instructions

The front desk is open daily from 9:00 AM - 6:00 PM
Front desk staffed during limited hours
If you are planning to arrive after 6:00 PM please contact the property in advance using the information on the booking confirmation

Access methods

Front desk (limited hours)

Pets

Pets not allowed (service animals are welcome, and are exempt from fees)

Children and extra beds

Children younger than 21 are not allowed at this adults-only property; all guests 21 and older are welcome

Property payment types

Important information

Fees

You'll be asked to pay the following charges at the property. Fees may include applicable taxes:

  • Deposit: USD 1 per accommodation, per stay

We have included all charges provided to us by the property.

You need to know

Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
Minimum Spring Break check-in age is 25 years old
This property accepts credit cards; cash is not accepted
Safety features at this property include a fire extinguisher, a smoke detector, and a first aid kit

We should mention

This property does not have elevators
Guests under 21 years old are not permitted at this adults-only property

Property is also known as

The Mermaid Alligator
The Mermaid & Alligator Key West
The Mermaid & Alligator Guesthouse
The Mermaid & Alligator Guesthouse Key West

Frequently asked questions

Does The Mermaid & Alligator have a pool?

Yes, this property has an outdoor pool.

Is The Mermaid & Alligator pet-friendly?

No, only service animals are welcome at the property.

How much is parking at The Mermaid & Alligator?

Self parking is free at this property.

What time is check-in at The Mermaid & Alligator?

Check-in start time: 3:00 PM; Check-in end time: 6:00 PM. Late check-in is available during limited hours.

What time is check-out at The Mermaid & Alligator?

Check-out is at 11:00 AM.

Where is The Mermaid & Alligator located?

Located in Old Town Key West, this guesthouse is within a 10-minute walk of Saint Mary Star of the Sea, Duval Street, and Ernest Hemingway Home and Museum. Florida Keys Beaches and South Beach are also within 15 minutes.

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Reviews

The Mermaid & Alligator Reviews

9.8

Exceptional

10

Cleanliness

9.6

Amenities

9.8

Staff & service

9.6

Eco-friendliness

9.8

Property conditions & facilities
Rating 10 - Excellent. 227 out of 263 reviews
Rating 8 - Good. 27 out of 263 reviews
Rating 6 - Okay. 7 out of 263 reviews
Rating 4 - Poor. 0 out of 263 reviews
Rating 2 - Terrible. 2 out of 263 reviews

Reviews

10/10 Excellent

Lawrence

Liked: Cleanliness, staff & service, property conditions & facilities
Wonderful stay!!
Stayed 3 nights in Mar 2025

10/10 Excellent

Michael

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
LOVED our stay here. Beautiful setting and room. Very relaxing and enjoyed every moment. Wonderful staff. Añelka was very kind and helpful and made the BEST breakfasts! 🌺
Stayed 6 nights in Sep 2025

10/10 Excellent

Todd

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Amazing staff!! Nice foliage and so cool to see wild iguanas daily at this property! Quiet, laid back vibe.
Stayed 5 nights in Aug 2025

10/10 Excellent

Stacey Ann

Liked: Cleanliness, amenities, property conditions & facilities
Beautiful property! Tranquil and private
Stayed 1 night in Jul 2025

10/10 Excellent

John Floyd

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Staff was incredible. The location is perfectly located in Old Town. It’s quiet. The breakfast was great. Wonderful experience and my wife and I will certainly be back.
Stayed 1 night in Jul 2025

10/10 Excellent

James

Liked: Cleanliness, staff & service, property conditions & facilities
Very nice
Stayed 3 nights in Jul 2025

10/10 Excellent

Santiago

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Beautiful property with great staff
Stayed 1 night in Jul 2024

10/10 Excellent

Christine

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Absolutely charming, unique, great food and service a hidden gem! Loved the various shady spots to sit and read, nice warm plunge pool! Very helpful staff
Stayed 4 nights in Apr 2025

10/10 Excellent

Mackenzie Rae

Liked: Cleanliness, staff & service, property conditions & facilities
Absolutely loved staying here and will be staying again!
Stayed 5 nights in Jul 2023

10/10 Excellent

Rachel

Liked: Cleanliness, staff & service, property conditions & facilities
Beautiful House
Stayed 1 night in Apr 2025

10/10 Excellent

Sarah

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Such a beautiful place. The staff was wonderful and the breakfast was amazing. Great location with scooter rentals just down the road.
Stayed 3 nights in Oct 2024

10/10 Excellent

Robin

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

Excellent hotel with a beautiful garden

We stayed at the Sun room and loved it! The room is beautiful and the view from our private balcony was amazing. The hotel is very calm and quiet and the breakfast is great. We would definitely stay here again!
Stayed 3 nights in Dec 2024

10/10 Excellent

Tana

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Absolutely wonderful!! Beautiful property! Definitely would stay again
Stayed 3 nights in Nov 2024

10/10 Excellent

Richard P

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Exceptional!
Stayed 3 nights in Apr 2025

10/10 Excellent

Bob

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

Mermaid and Alligator 🐊 is very nice place.

Room was amazing.
Stayed 1 night in Oct 2024

10/10 Excellent

Wayne

Liked: Cleanliness, staff & service, property conditions & facilities
Excellent location, Friendly and conscientious staff, pleasant outdoor sitting areas and landscaping. We stayed in the "sun room" which is the smallest unit. The home is old but well kept.
Stayed 4 nights in Feb 2025

10/10 Excellent

kevin

Liked: Cleanliness, staff & service, property conditions & facilities
All good!!
Stayed 1 night in Jun 2025

10/10 Excellent

Vinny

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
A wonderful place. Highly recommend staying here My wife and I would stay there again an again. Beautiful courtyard. Hot tub was nice for an end of day relaxation. Breakfast was great and fresh. Would tell my friends to stay here.
Stayed 3 nights in Sep 2024

10/10 Excellent

Nicole

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

Beautiful, clean, convenient

This BnB was nothing short of incredible. The service was amazing, the decor was beautiful, the room smelled great, the breakfast was convenient, and the location was perfect. I can’t wait to stay here again.
Stayed 1 night in Apr 2024

10/10 Excellent

DeAnn

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

Wonderful oasis

What a beautiful place. It’s a quiet oasis nestled in key west and in walking distance of all the wonderful places to go see. Staff is friendly and lovely.
Stayed 1 night in Feb 2024

10/10 Excellent

Sandra

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

Definitely recommend

The property was convenient to walking through the historic Oldtown district. Property was lovely and comfortable.
Stayed 3 nights in Jan 2024

10/10 Excellent

Mayra

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
I loved it too much it's a comfortable and safe place too quiet and beautiful to rest
Stayed 1 night in Nov 2023

10/10 Excellent

Tim

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Wonderful stunning hotel! This is a real gem. Fantastic warm and friendly staff who were very welcoming. Very impressive room which was clean and tidy. Cooked breakfast's were perfect. Lovely grounds to relax in and only 5min walk to Duval Street. Very highly recommended!
Stayed 2 nights in Dec 2024

10/10 Excellent

Kat

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Beautiful and nice and quiet no noise after 10
Stayed 5 nights in Jan 2024

10/10 Excellent

Alondra

Liked: Amenities, property conditions & facilities
The property is well kept. Staff is very friendly. The house is very beautiful.
Stayed 3 nights in Jul 2023