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Southernmost House - Adult Exclusive

4.0 star property

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Photo gallery for Southernmost House - Adult Exclusive

Exterior
Exterior
Front of property - evening/night
Terrace/patio
Front of property

Reviews

9.4 out of 10
Exceptional

Popular amenities

  • Free WiFi
  • Air conditioning
  • Parking available
The current price is $342
includes taxes & fees
Jun 7 - Jun 8

Explore the area

View in a map
1400 Duval Street, Key West, FL, 33040
  • Place, Duval Street
    ‪1 min walk‬
  • Place, South Beach
    ‪1 min walk‬
  • Place, Southernmost Point
    ‪2 min walk‬
  • Airport, Key West, FL (EYW-Key West Intl.)
    ‪13 min drive‬

Room options

View all photos for Premium Ocean View King - Adults Only

Premium Ocean View King - Adults Only | Premium bedding, pillowtop beds, individually furnished

Premium Ocean View King - Adults Only

9.0 out of 10
Wonderful
(4 reviews)
  • Ocean view
  • 500 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

View all photos for Ocean View King - Adults Only

Ocean View King - Adults Only | Premium bedding, pillowtop beds, individually furnished

Ocean View King - Adults Only

9.4 out of 10
Exceptional
(12 reviews)
  • Ocean view
  • 500 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

View all photos for Courtyard view King - Adults Only

Courtyard view King - Adults Only | Premium bedding, pillowtop beds, individually furnished

Courtyard view King - Adults Only

10.0 out of 10
Exceptional
(6 reviews)
  • 500 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

View all photos for Premium Ocean View Bungalow King with Kitchenette - Adults Only

Premium Ocean View Bungalow King with Kitchenette - Adults Only | Premium bedding, pillowtop beds, individually furnished

Premium Ocean View Bungalow King with Kitchenette - Adults Only

  • Ocean view
  • 500 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed and 1 Queen Sofa Bed OR 1 King Bed
  • Free WiFi

View all photos for Pool View Bungalow Queen with Kitchenette - Adults Only

Pool View Bungalow Queen with Kitchenette - Adults Only | Premium bedding, pillowtop beds, individually furnished

Pool View Bungalow Queen with Kitchenette - Adults Only

8.6 out of 10
Excellent
(8 reviews)
  • 400 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 Queen Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Courtyard View 2 Queen - Adults Only

Courtyard View 2 Queen - Adults Only | Premium bedding, pillowtop beds, individually furnished

Courtyard View 2 Queen - Adults Only

9.6 out of 10
Exceptional
(11 reviews)
  • 500 sq ft
  • 1 bedroom
  • Sleeps 2
  • 2 Queen Beds
  • Free WiFi

View all photos for Partial Ocean View King - Adults Only

Partial Ocean View King - Adults Only | Premium bedding, pillowtop beds, individually furnished

Partial Ocean View King - Adults Only

9.8 out of 10
Exceptional
(11 reviews)
  • Partial ocean view
  • 500 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

View all photos for Courtyard view Queen ADA - Adults Only

Courtyard view Queen ADA - Adults Only | Premium bedding, pillowtop beds, individually furnished

Courtyard view Queen ADA - Adults Only

7.8 out of 10
Good
(6 reviews)
  • 500 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 Queen Bed
  • Free WiFi

View all photos for Room

Premium bedding, pillowtop beds, individually furnished

Room

  • Sleeps 2
  • Free WiFi

View all photos for Room

Living area | 42-inch flat-screen TV with cable channels, TV, streaming services

Room

  • Sleeps 2
  • Free WiFi

View all photos for Room

Premium bedding, pillowtop beds, individually furnished

Room

  • Sleeps 2
  • Free WiFi

View all photos for Room

Premium bedding, pillowtop beds, individually furnished

Room

  • Sleeps 2
  • Free WiFi

View all photos for Room

Premium bedding, pillowtop beds, individually furnished

Room

  • Sleeps 2
  • Free WiFi

View all photos for Room

Premium bedding, pillowtop beds, individually furnished

Room

  • Sleeps 2
  • Free WiFi

View all photos for 1-Bedroom Suite with Full Kitchen - Adults Only

1-Bedroom Suite with Full Kitchen - Adults Only | Premium bedding, pillowtop beds, individually furnished

1-Bedroom Suite with Full Kitchen - Adults Only

10.0 out of 10
Exceptional
(1 review)
  • 700 sq ft
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed and 1 Queen Sofa Bed
  • Free WiFi

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About this property

Southernmost House - Adult Exclusive

4-star hotel in Old Town Key West
Along with an outdoor pool, this smoke-free hotel has a restaurant and a bar/lounge. Free cooked-to-order breakfast and free WiFi in public areas are also provided. Other amenities include self parking, coffee/tea in a common area, and a picnic area. Housekeeping is available on request.
Southernmost House - Adult Exclusive offers 18 air-conditioned accommodations with coffee/tea makers and designer toiletries. Each accommodation is individually furnished. Pillowtop beds feature premium bedding. 42-inch flat-screen televisions come with premium cable channels.

Bathrooms include showers, complimentary toiletries, and hair dryers. This Key West hotel provides complimentary wireless Internet access, with a speed of 100+ Mbps (good for 1–2 people or up to 6 devices). Housekeeping is provided daily.

Recreational amenities at the hotel include an outdoor pool.

The recreational activities listed below are available either on site or nearby; fees may apply.

The hotel offers a restaurant. A bar/lounge is on site where guests can unwind with a drink. A complimentary breakfast is offered each morning. Wireless Internet access is complimentary.

This Victorian hotel also offers an outdoor pool, a terrace, and multilingual staff. Parking is available onsite for a surcharge.

Southernmost House - Adult Exclusive is a smoke-free property.

A complimentary cooked-to-order breakfast is served each morning between 8 AM and 10 AM.
Seaside Cafe at Mansion - Overlooking the ocean, this café serves lunch and dinner. Guests can enjoy drinks at the bar.

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

  • Self parking on site (USD 40 per night)
  • Onsite parking includes off-street options

Food and drink

  • Free cooked-to-order breakfast available daily 8:00 AM to 10:00 AM
  • A bar/lounge
  • A restaurant
  • Coffee and tea in common areas

Restaurants on site

  • Seaside Cafe at Mansion

Things to do

  • Outdoor pool

Conveniences

  • Limited-hour front desk

Guest services

  • Housekeeping (daily)
  • Multilingual staff

Outdoors

  • On the waterfront
  • Outdoor furniture
  • Picnic area
  • Pool loungers
  • Pool umbrellas
  • Terrace

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • Grab bar in shower
  • Grab bar near toilet
  • Hand-held showerhead
  • No elevator

More

  • 2 buildings
  • 3 floors
  • Built in 1897
  • Smoking not allowed
  • Victorian architecture

Room amenities

Bedroom

  • Pillowtop mattress
  • Premium bedding

Bathroom

  • Designer toiletries
  • Hair dryer
  • Shampoo
  • Shower
  • Soap
  • Toilet paper
  • Towels provided

Entertainment

  • 42-inch flat-screen TV with premium cable channels
  • Streaming services

Food and drink

  • Coffee/tea maker

More

  • Air conditioning
  • Individual furnishings
  • Iron/ironing board

Policies

Check-in

Check-in start time: 4 PM; Check-in end time: 10 PM
Late check-in subject to availability
Minimum check-in age: 21

Check-out

Check-out before 11 AM

Special check-in instructions

The front desk is open daily from 8:00 AM - 10 PM
Front desk staffed during limited hours
If you are planning to arrive after 8:00 PM please contact the property in advance using the information on the booking confirmation
Information provided by the property may be translated using automated translation tools

Renovations and closures

The property will be renovating from April 15 2026 to December 31 2026 (completion date subject to change). The following areas are affected:
  • Exterior
Renovation work will only be conducted during business hours. Every effort will be made to minimize noise and disturbance.

Access methods

Front desk (limited hours)

Pets

Pets not allowed

Children and extra beds

Children younger than 18 are not allowed at this adults-only property; all guests 18 and older are welcome
Rollaway/extra beds are not available
Cribs (infant beds) are not available

Property payment types

Important information

Fees

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

  • Resort fee: USD 33.75 per accommodation, per night
The resort fee includes:
  • Beach towels
  • Concierge service
  • Housekeeping
  • In-room bottled water
  • In-room coffee
  • Pool access

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

Optional extras

  • Self parking fee: USD 40 per night

The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.

You need to know

Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card, debit card, or cash deposit 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 24 years old
This property accepts credit cards; cash is not accepted
Cashless transactions are available
Noise-free guestrooms cannot be guaranteed
Safety features at this property include a carbon monoxide detector, a fire extinguisher, and a smoke detector
This property has outdoor spaces, such as balconies, patios, terraces which may not be suitable for children; if you have concerns, we recommend contacting the property prior to your arrival to confirm they can accommodate you in a suitable room

We should mention

This property does not have elevators
Pool access available from 8:00 AM to 10:00 PM
Children 18 years old and younger are not permitted at this adults-only property
Only registered guests are allowed in the guestrooms

Property is also known as

Southernmost House
Southernmost House Hotel
Southernmost House Hotel Key West
Southernmost House Key West
Southernmost House
The Southernmost House Hotel
The Southernmost House Hotel Adults Only
The Mansion on the Sea Southernmost House in the USA
The Mansion on the Sea - Southernmost House in the USA Hotel
The Mansion on the Sea - Southernmost House in the USA Key West

Southernmost House - Adult Exclusive Reviews

Reviews

9.4

Exceptional

Rating 10 - Excellent. 781 out of 1000 reviews
Rating 8 - Good. 138 out of 1000 reviews
Rating 6 - Okay. 51 out of 1000 reviews
Rating 4 - Poor. 21 out of 1000 reviews
Rating 2 - Terrible. 9 out of 1000 reviews

9.6/10

Cleanliness

9.6/10

Staff & service

9.2/10

Amenities

9.0/10

Property conditions & facilities

Reviews

10/10 Excellent

James

Liked: Cleanliness, amenities, property conditions & facilities
Loved the historic mansion. The views & location were beautiful & the staff were nothing short of amazing.
Stayed 4 nights in Feb 2026

10/10 Excellent

Bradley, Naples

Traveled with partner
Liked: Cleanliness, amenities, property conditions & facilities
Wonderful location, attentive staff and beautiful valentines touches such as sparkling wine and chocolates. Outstanding!
Stayed 1 night in Feb 2026

8/10 Good

david, st augustine

Liked: Cleanliness, amenities, property conditions & facilities
Unique and lovely.
Stayed 5 nights in Jan 2026

10/10 Excellent

MARGARET

Stayed 5 nights in Feb 2026

8/10 Good

sam

Liked: Cleanliness, staff & service, amenities
Staff very courteous ! Building very historic! Things Wrong- 1)- During a cold week- no heat in room 104 2)- During one day- ho hot water in bathroom 3)- Goodwill Kelwin chocolate had bugs when opened 4)- Advertised Heated Pool had no heat This Historic Building Deserved improved conditions eliminating above .
Stayed 4 nights in Feb 2026

8/10 Good

Xun

Traveled with partner
Liked: Cleanliness, amenities
Convenient location. Staff very friendly and accommodating. Nice view. Seaside cafe was great. Moondog pastries available for breakfast. Insulation probably not great and could hear roosters crowing at night even on the top floor.
Stayed 2 nights in Jan 2026

10/10 Excellent

Elizabeth

Traveled with partner
Liked: Cleanliness, amenities, property conditions & facilities
Courteous staff, great breakfast and wonderful ocean front location! We were able to go everywhere we wanted on foot.
Back of property
Ocean view
Courtyard by pool
Stayed 3 nights in Jan 2026

8/10 Good

Elizabeth

Beautiful location. Clean and friendly staff
Stayed 4 nights in Jan 2026

10/10 Excellent

David O

Traveled with partner
Liked: Cleanliness, amenities, property conditions & facilities
Excellent
Stayed 4 nights in Jan 2026

10/10 Excellent

MICHAEL

Traveled with partner
Liked: Cleanliness, amenities, property conditions & facilities
Amazing as always.
Stayed 3 nights in Oct 2025

10/10 Excellent

Nancy

Stayed 3 nights in Jan 2026

10/10 Excellent

Gregory

Liked: Cleanliness, amenities, property conditions & facilities
Excellent location, friendly staff, great amenities. Very happy we stayed there!
View from our room.
Stayed 3 nights in Jan 2026

2/10 Terrible

Scott

Disliked: Cleanliness, staff & service, amenities
Run down, No concierge, No beach access, Bed was broken and falling apart, top dollar for what ??
Stayed 3 nights in Jan 2026

10/10 Excellent

Stephen

Liked: Cleanliness, staff & service, amenities
Fun place, great location, great staff.
Stayed 3 nights in Jan 2026

10/10 Excellent

Noelle, Oakbrook

Traveled with partner
Liked: Cleanliness, amenities, property conditions & facilities
Good staff, clean room, nice breakfast, good location
Stayed 6 nights in Jan 2026

10/10 Excellent

Judith

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The staff was so friendly and really worked together last me a family. Very hospitable!
Stayed 3 nights in Jan 2026

10/10 Excellent

Renitia

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
What a gorgeous property, the mansion is gorgeous and the views were awesome. It was so nice to walk out of the property and enjoy all that Duvall street has to offer without ever needing our car.
Stayed 1 night in Dec 2025

10/10 Excellent

John

Liked: Cleanliness, amenities, property conditions & facilities
This property is beautiful and interesting for its rich history. The cottage rooms are right on the water. Staff is amazing and the breakfast is delicious from local bakery.
Stayed 3 nights in Dec 2025

6/10 Okay

Paul

Stayed 6 nights in Dec 2025

6/10 Okay

Xuechuan

Liked: Cleanliness
Disliked: Amenities
It’s ok.
Stayed 1 night in Dec 2025

10/10 Excellent

Kathleen

Liked: Cleanliness, amenities, property conditions & facilities
Room spotless and staff were wonderful!
Stayed 3 nights in Dec 2025

10/10 Excellent

John

Traveled with partner
Liked: Cleanliness, amenities, property conditions & facilities
The staff at this property makes you feel welcome and they are very helpful. ALL of the staff… Property is clean ( love the pool) and Ernest the Cat
Stayed 4 nights in Dec 2025

10/10 Excellent

Katherine

Traveled with partner
Liked: Cleanliness, amenities, property conditions & facilities
Fantastic location, wonderful views, kind and courteous staff. Would definitely recommend!
Sunrise
View from room 202
Stayed 4 nights in Dec 2025

10/10 Excellent

Jacob

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great place to stay. Staff was very friendly
Stayed 2 nights in Dec 2025

10/10 Excellent

Leann M

Stayed 3 nights in Dec 2025