The Mermaid & The Alligator - Adult Only Key West Exterior photoThe Mermaid & The Alligator - Adult Only Key West Amenities photoThe Mermaid & The Alligator - Adult Only Key West Exterior photo

The Mermaid & The Alligator - Adult Only Accommodation in Key West, Florida

Book on our site
up to 10% cheaper
than Booking.com
Check rooms and rates
From$256 /night
Check-in
12Sept
Check-out
13Sept
Rooms and Guests2 Guests, 1 Room
Key details

About the Hotel

729 Truman Avenue, Key West, 33040
-
Steps from Duval Street
Perfect
9.4
9.7
/10
4.8
/5

Adults-Only Victorian Mansion & Garden Retreat in Key West

Amenities & Grounds

The Mermaid & The Alligator is a Victorian mansion set within extensive gardens of tropical plants visited by local migratory birds. A year-round heated plunge pool sits surrounded by these lush gardens, with sun loungers and umbrellas available. The adults-only property (no guests under 25) offers a hot tub, outdoor swimming pool, sun terrace, and outdoor furniture in a non-smoking environment.

Dining & Breakfast

A gourmet breakfast is served each morning in the lush garden courtyard, with a daily changing hot dish alongside a continental buffet. Complimentary coffee, tea, and a refrigerator with cold drinks are available throughout the day. A daily Happy Hour with wine and snacks is included in the stay.

Rooms & Accommodation

Each of the 9 unique rooms features air conditioning, a private bathroom with free toiletries and bathrobes, and garden views. Some rooms offer balconies, terraces, or a large soaking tub (e.g., Caribbean Queen room). The property also provides board games, puzzles, and a shared lounge/TV area for guest use.

Location & Nearby Attractions

Duval Street is a 10-minute walk away, and the Ernest Hemingway Home and Museum is an 8-minute walk from the hotel. South Beach is less than 1 km away, and the Southernmost Point is a 13-minute walk. Key West International Airport is 3 km from the property.

Services & Additional Perks

Concierge service assists with local attractions and activities, and guests can rent bicycles directly from the property. Luggage storage, private check-in/check-out, and daily housekeeping are provided. Free parking is available on site (limited) and free street parking is located just feet away.

Highlights

Adults-only: No guests under 25 for a serene stay

Historic: Victorian mansion with original architectural elements

Location: 10 minutes walk to Duval Street & Hemingway Home

Dining: Gourmet breakfast served in garden courtyard

Amenities: Heated plunge pool, hot tub, sun terrace

Service: Personalized concierge & bicycle rentals

Must-do experiences

  • Savor a slice of Key Lime Pie at Kermit's for a local delight.
  • Visit the Hemingway Home and Museum to see his writing studio.
  • Catch a sunset at Mallory Square-street performers make it special.
  • Explore the hidden treasures at the Key West Cemetery for history.
  • Taste fresh conch fritters at Duffy's for a true island flavor.

Select your room type

The Mermaid & The Alligator - Adult Only offers a range of rooms across the Sunshine State — from double rooms to family suites — complete with breakfast, flexible cancellations, and seasonal deals for your Florida stay
  • Papaya
    2 persons
    15 sq. feet
    1 King-size bed
  • Key Lime
    2 persons
    15 sq. feet
    1 King-size bed
  • Garden
    2 persons
    20 sq. feet
    1 King-size bed
Show all rooms

Price and Room Availability Calendar

Check availability and prices for your dates now!
September 2026 - September 2027
Sun
Mon
Tue
Wed
Thu
Fri
Sat
September 2026
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
October 2026
28
29
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
November 2026
26
27
28
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6
December 2026
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
January 2027
28
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
February 2027
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
March 2027
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
April 2027
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
May 2027
26
27
28
29
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
6
June 2027
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
July 2027
28
29
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
August 2027
26
27
28
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
Choose dates to see prices
Check-in/ Check-out

Amenities

The Mermaid & The Alligator - Adult Only offers amenities for your Florida getaway, from theme park days to coastal escapes
Facilities: Perfect
9.5/10Review score

General

  • No smoking on site
  • Wi-Fi
  • Safe deposit box
  • VIP check-in/ -out
  • Concierge desk
  • No pets allowed
  • Adults only
  • Luggage storage
  • Smoke detectors
  • Fire extinguishers
  • Key access

Guest Parking

  • No parking available.

Services

  • Housekeeping

Dining

  • Outdoor dining area

Business

  • Fax/Photocopying

Children

  • Board games

Spa & Leisure

  • Outdoor swimming pool
  • Beach umbrellas
  • Sun loungers
  • Sun terrace
  • Garden area
  • Leisure/ TV room
  • Jacuzzi

Room features

  • Air conditioning
  • Heating
  • Sitting area
  • Patio
  • Garden furniture
  • Ironing facilities

Bathroom

  • Free toiletries

Media

  • AM/FM alarm clock

Room decor

  • Carpeted floor
Show more

The Mermaid & The Alligator - Adult Only Location

729 Truman Avenue, Key West, 33040
Explore Key West
Explore Key West
  • Top Attractions
  • Activities
  • Dining
  • Entertainment
The Ernest Hemingway Home and Museum
The Ernest Hemingway Home and Museum
9 minutes' walk
The former residence of the writer, featuring lush gardens and guided tours highlighting Hemingway's life and work.
Southernmost Point
Southernmost Point
9 minutes' walk
A famous painted buoy marking the southernmost point in the continental U.S. Great for photo opportunities.
Key West Cemetery
Key West Cemetery
12 minutes' walk
Historic cemetery known for its unique tombstones and intriguing history. A peaceful place for a reflective stroll.
Duval Street
Duval Street
9 minutes' walk
A lively street famous for its shops, bars, and restaurants, perfect for experiencing local culture and nightlife.
Snorkeling at Key West
5 minutes driving
Adventure seekers can enjoy vibrant coral reefs and marine life. Rentals and tours may require booking in advance.
Yoga on the Beach
7 minutes driving
Relaxing beach yoga sessions are available. Sessions cater to all levels and provide a serene escape by the ocean.
Dons' Place
4 minutes' walk
A casual spot offering American bar food and drinks, popular for its welcoming atmosphere and local flair.
Bobby's Monkey Bar
6 minutes' walk
A fun, laid-back bar serving tasty burgers and seafood with a vibrant tropical decor. Great for casual dining.
Green Parrot Bar
12 minutes' walk
A lively bar featuring live music and a chilled vibe. It's known for its eclectic crowd and local events.
The Tropic Cinema
20 minutes' walk
An independent cinema showcasing a mix of indie films and classics, perfect for a cozy night out.
Getting around Florida
  • City Centre
    Key West 17 min  ·  4600 ft
  • Airports
    Key West International (EYW) 9 min  ·  3.5 mi
Want to Unlock an Early Booking Rate for Your Florida Stay?
Get exlusive rates right now!
Check Rates
Property information and rules
Check-in
from 15:00-23:59
Check-out
until 11 am
Guest Parking
No parking available.
Internet
Wireless internet is available in the entire hotel for free.
Children & extra beds
There are no cots provided in a room. 
Pets
Pets are not allowed.
Number of rooms:
9

Reviews and Ratings

Feedback about The Mermaid & The Alligator - Adult Only from previous guests about their experience.
Review score
Based on 189 verified reviews
9.4 /10
Perfect
94 %
Recommend
Breakfast
8.3/10
Cleanliness
9.6/10
Comfort
9.6/10
Facilities
9.5/10
Free WiFi
9.0/10
Location
9.5/10
Paid Wi-Fi
7.5/10
Staff
9.6/10
Value for money
8.9/10
Pros
Comfortable mattress
Clean rooms
Convenient location
Beautiful gardens
Heated jetted pool
Included amenities
Serene ambiance
Cons
Noisy air conditioning
Small room
Limited breakfast options
Poor room maintenance
Unresponsive staff
Cockroach sightings
Slow breakfast service
Guest reviews
based on 171 reviews
9.4/10
No reviews yet on our siteUnfortunately, our guests have not yet left any reviews for this hotel, but you can read reviews from Booking.com.
Open reviews

Next best alternative

Consider them for your next trip.