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Southernmost House

4.0 star property
Adults-only beach hotel with outdoor pool

Choose dates to view prices

Photo gallery for Southernmost House

Terrace/patio
Front of property – evening/night
1 bedroom, premium bedding, pillow-top beds, individually furnished
Front of property – evening/night
Exterior
The Mansion on the Sea - Southernmost House in the USA is steps from South Beach. Enjoy a continental breakfast at the Seaside Cafe, ocean views, and poolside lounging. On-site shopping adds convenience, and the Key West Butterfly and Nature Conservatory is nearby.

Reviews

9.4 out of 10
Exceptional

Popular amenities

  • Bar
  • Room service
The current price is S$418
includes taxes & fees
5 Oct - 6 Oct

Room options

Check availability for these dates

Tonight
Oct 2 - Oct 3
Check availability for tonight Oct 2 - Oct 3
Tomorrow
Oct 3 - Oct 4
Check availability for tomorrow Oct 3 - Oct 4
Available filters for rooms
Showing 9 of 9 rooms

View all photos for Premium Ocean View King

1 bedroom, premium bedding, pillow-top beds, individually furnished

Premium Ocean View King

8.8 out of 10
Excellent
(3 reviews)

Highlights

Individually furnished
Air conditioning
Mini-fridge
HDTV
Separate bedroom
Pillow-top bed
Premium bedding
Private bathroom
  • 28 sq m
  • Ocean view
  • Sleeps 2
  • 1 King Bed

View all photos for Ocean View King

1 bedroom, premium bedding, pillow-top beds, individually furnished

Ocean View King

9.4 out of 10
Exceptional
(9 reviews)

Highlights

Individually furnished
Air conditioning
Mini-fridge
HDTV
Separate bedroom
Pillow-top bed
Premium bedding
Private bathroom
  • 46 sq m
  • Ocean view
  • Sleeps 2
  • 1 King Bed

View all photos for Courtyard view King

1 bedroom, premium bedding, pillow-top beds, individually furnished

Courtyard view King

10.0 out of 10
Exceptional
(2 reviews)

Highlights

Individually furnished
Air conditioning
Mini-fridge
HDTV
Separate bedroom
Pillow-top bed
Premium bedding
Private bathroom
  • 46 sq m
  • Sleeps 2
  • 1 King Bed

View all photos for Premium Ocean View Bungalow King with Kitchenette

1 bedroom, premium bedding, pillow-top beds, individually furnished

Premium Ocean View Bungalow King with Kitchenette

Highlights

Deck/patio
Separate sitting area
Individually furnished
Air conditioning
Kitchenette
Fridge
HDTV
Separate bedroom
  • 46 sq m
  • Ocean view
  • Sleeps 2
  • 1 King Bed and 1 Queen Sofa Bed OR 1 King Bed

View all photos for Pool View Bungalow Queen with Kitchenette

1 bedroom, premium bedding, pillow-top beds, individually furnished

Pool View Bungalow Queen with Kitchenette

8.4 out of 10
Very good
(6 reviews)

Highlights

Patio
Individually furnished
Air conditioning
Kitchenette
Fridge
HDTV
Separate bedroom
Pillow-top bed
  • 37 sq m
  • Sleeps 2
  • 1 Queen Bed and 1 Double Sofa Bed

View all photos for Courtyard View 2 Queen

1 bedroom, premium bedding, pillow-top beds, individually furnished

Courtyard View 2 Queen

9.4 out of 10
Exceptional
(8 reviews)

Highlights

Individually furnished
Air conditioning
Mini-fridge
HDTV
Separate bedroom
Pillow-top bed
Premium bedding
Private bathroom
  • 46 sq m
  • Sleeps 2
  • 2 Queen Beds

View all photos for Partial Ocean View King

1 bedroom, premium bedding, pillow-top beds, individually furnished

Partial Ocean View King

9.8 out of 10
Exceptional
(8 reviews)

Highlights

Individually furnished
Air conditioning
Mini-fridge
HDTV
Separate bedroom
Pillow-top bed
Premium bedding
Private bathroom
  • 46 sq m
  • Partial ocean view
  • Sleeps 2
  • 1 King Bed

View all photos for Courtyard view Queen ADA

1 bedroom, premium bedding, pillow-top beds, individually furnished

Courtyard view Queen ADA

7.2 out of 10
Good
(5 reviews)

Highlights

Balcony or patio
Individually furnished
Air conditioning
Mini-fridge
HDTV
Separate bedroom
Pillow-top bed
Premium bedding
  • 46 sq m
  • Sleeps 2
  • 1 Queen Bed

View all photos for 1-Bedroom Suite with Full Kitchen

1 bedroom, premium bedding, pillow-top beds, individually furnished

1-Bedroom Suite with Full Kitchen

10.0 out of 10
Exceptional
(1 review)

Highlights

Separate dining area
Separate sitting area
Individually furnished
Air conditioning
Kitchen
Full-sized fridge/freezer
Dishwasher
HDTV
  • 65 sq m
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed and 1 Queen Sofa Bed

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About the area

Map
1400 Duval Street, Key West, FL, 33040

What's nearby

  • Duval Street - 1 min walk - 0.0 km
  • South Beach - 1 min walk - 0.0 km
  • Southernmost Point - 2 min walk - 0.2 km
  • Ernest Hemingway Home and Museum - 8 min walk - 0.7 km
  • Mallory Square - 4 min drive - 1.7 km

Getting around

  • Key West, FL (EYW-Key West Intl.) - 9 min drive

Restaurants

  • ‪Southernmost Beach Café - ‬1 min walk
  • ‪Circle K - ‬5 min walk
  • ‪Southernmost Point Bar in the USA - ‬5 min walk
  • ‪La Te Da - ‬4 min walk
  • ‪Rum Bar at the Speakeasy Inn - ‬4 min walk

About this property

Southernmost House

Upscale hotel near Southernmost Point
Located close to Key West Butterfly and Nature Conservatory and South Beach, Southernmost House provides free continental breakfast, a poolside bar and a terrace. The on-site restaurant, Seaside Cafe at Mansion, offers lunch, dinner and ocean views. In addition to shopping on-site and a garden, guests can connect to free in-room WiFi, with a speed of 500+ Mbps (good for 6+ people or 10+ devices).
Other perks at this hotel include:
  • An outdoor pool, along with sunloungers and pool umbrellas
  • Self-parking (surcharge), concierge services and beach towels
  • A gift shop, a porter/bellboy and luggage storage
  • Tour/ticket information, coffee/tea in reception and free newspapers
  • Guest reviews say great things the helpful staff, first-rate property condition and location
Room features
All rooms are individually furnished, and offer comforts such as premium bedding and air conditioning, in addition to thoughtful touches such as free WiFi and free newspapers.
Extra amenities include:
  • Designer toiletries, showers and hairdryers
  • 42-inch HDTVs with streaming services and premium channels
  • Coffee/tea makers and daily housekeeping

Similar properties

3 outdoor pools, pool umbrellas, pool loungers

Southernmost Beach Resort and Guesthouses

  • Pool
  • Spa
  • Free WiFi
  • Restaurant
8.6 out of 10, Excellent, 2,801 reviews
The price is S$332
includes taxes & fees
29 Oct - 30 Oct
Southernmost Beach Resort and Guesthouses

Property amenities

Internet

  • Available in all rooms: Free WiFi
  • In-room WiFi speed: 500+ Mbps (good for 6+ people or 10+ devices)
  • Available in some public areas: Free WiFi

Parking and transport

  • Parking on site (USD 25 per night)

Food and drink

  • Free continental breakfast available daily 8 AM to 10 AM
  • A bar/lounge
  • A poolside bar
  • A restaurant
  • Coffee and tea in common areas
  • Snack bar/deli

Restaurants on site

  • Seaside Cafe at Mansion

Things to do

  • Outdoor pool
  • Shopping
  • TV in common areas

Conveniences

  • Free newspapers in lobby
  • Gift shop/newsstand
  • Limited-hour front desk
  • Luggage storage
  • Safe at front desk

Guest services

  • Concierge services
  • Housekeeping (daily)
  • Multilingual staff
  • Porter/bellhop
  • Proposal/romance packages
  • Tour and ticket assistance
  • Wedding services

Outdoors

  • Beach loungers
  • Beach towels
  • Garden
  • 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 lift

More

  • 3 buildings
  • 3 floors
  • Built in 1897
  • Designated smoking areas
  • Reception hall
  • 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

  • Champagne service
  • Coffee/tea maker
  • Room service

More

  • Air conditioning
  • Free daily newspapers
  • Individual furnishings
  • Iron/ironing board

Policies

Check-in

Check-in start time: 4 PM; check-in end time: 10 PM
Early check-in subject to availability
Contactless check-in and check-out are available
Late check-in subject to availability
Minimum check-in age - 18

Check-out

Check-out before 11 AM
Contactless check-out

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

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
Cots (infant beds) are not available

Payment types at the property

Important information

Fees

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

  • Spring Break deposit: USD 250 per stay for guests aged under 21 years old staying between 1 March and 31 March

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

Optional extras

  • Self-parking fee: USD 25 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
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 and terraces, which may not be suitable for children; if you have any concerns, we recommend contacting the property prior to your arrival to confirm that they can accommodate you in a suitable room

We should mention

This property does not have any lifts
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

Frequently asked questions

Does Southernmost House have a pool?

Yes, this property has an outdoor pool.

How much does it cost to stay at Southernmost House?

As of 2 Oct, 2025, prices found for a 1-night stay for 2 adults at Southernmost House on 5 Oct, 2025 start from S$418.18, including taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.

Is Southernmost House pet-friendly?

No, pets are not allowed at this property.

How much is parking at Southernmost House?

Self-parking is available for USD 25 per night.

What time is check-in at Southernmost House?

Check-in start time: 4 PM; check-in end time: 10 PM. Late check-in is available during limited hours.

What time is check-out at Southernmost House?

Checkout is at 11 AM.

Where is Southernmost House located?

Located in Old Town Key West, this beach hotel is steps away from Southernmost Point, Duval Street and South Beach. Key West Butterfly and Nature Conservatory and Ernest Hemingway Home and Museum are also within 10 minutes.

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Southernmost House Reviews

Reviews

9.4

Exceptional

Rating 10 - Excellent. 760 out of 1001 reviews
Rating 8 - Good. 157 out of 1001 reviews
Rating 6 - Okay. 55 out of 1001 reviews
Rating 4 - Poor. 20 out of 1001 reviews
Rating 2 - Terrible. 9 out of 1001 reviews

9.6/10

Cleanliness

9.6/10

Staff & service

9.2/10

Amenities

9.0/10

Property conditions & facilities

9.2/10

Eco-friendliness

Reviews

10/10 Excellent

Matthew

Liked: Cleanliness, staff & service, property conditions & facilities
Very beautiful place to stay in Key West. Will stay here again if we return.
Stayed 1 night in Sep 2025

10/10 Excellent

Matthew

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The historic feel of the mansion makes it quite romantic and quaint. We loved our stay. And the staff was fabulous!
Stayed 1 night in Sep 2025

10/10 Excellent

Jeremiah

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
This hotel is beautiful, love the history Bed comfortable Would definitely come and stay here again
Stayed 3 nights in Jul 2025

10/10 Excellent

Lloyd

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Had a great stay highly recommend to friends
Stayed 4 nights in Jul 2025

8/10 Good

Ryan

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Really cool place to stay!!
Stayed 2 nights in Jul 2025

8/10 Good

Larry

Liked: Cleanliness, staff & service, property conditions & facilities
Staff most accommodating, perfect location
Stayed 8 nights in Aug 2025

8/10 Good

Fanny Sarah

Liked: Cleanliness, amenities
Beautiful area , hotel right on the beach
Stayed 1 night in Jul 2025

10/10 Excellent

Paul

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Very enjoyable stay. Thank you.
Stayed 1 night in Sep 2025

10/10 Excellent

Debbi

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The Mansion is beautiful! We had a wonderful and relaxing stay. The beds were fabulous and super comfy! We really enjoyed our stay and would come again!
Stayed 7 nights in Aug 2025

10/10 Excellent

Julie

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
It was so quiet and peaceful. Staff was friendly and helpful. I love this house!
Stayed 3 nights in Sep 2025

10/10 Excellent

Tom

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Excellent property
Stayed 2 nights in Aug 2025

10/10 Excellent

Leslie

Liked: Amenities
Great location and great room!
Stayed 1 night in Jun 2025

10/10 Excellent

NAZILA

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
We absolutely loved the Southernmost House! From start to finish, our experience was nothing short of amazing. The location is perfect, with incredible views and easy access to everything. The staff were beyond friendly and welcoming, making us feel right at home. The pool was beautiful, the breakfast was delicious, and every detail was truly A+. We enjoyed our time here so much and can’t wait to come back again. This hotel is a gem—we definitely recommend it!

8/10 Good

Royce

Liked: Cleanliness, staff & service, amenities
Beautiful old home, just needs a little TLC. It’s a great place!
Stayed 3 nights in Aug 2025

10/10 Excellent

Lori

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The mansion is beautiful very historic. The staff were so nice and welcoming. We really didn't have to leave the grounds for anything, will be back again!
Stayed 3 nights in Aug 2025

10/10 Excellent

William

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Best property in all of Key West! Quaint, wholesome, and comfortable. Will only go back to Key West as long as I can get a stay at the Mansion on the Sea!
Stayed 2 nights in Aug 2025

10/10 Excellent

Jason M

Liked: Cleanliness, property conditions & facilities
Great historical place to stay. Staff is amazing. Couldn’t ask for more.
Stayed 3 nights in Jul 2025

10/10 Excellent

Raman

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
This place was very clean and staff were all super friendly! Free breakfast till 10am. Water bottles available 24/7 for guests. We had the partial ocean view and it was perfect for my husband and I!
Stayed 4 nights in Aug 2025

10/10 Excellent

Mike

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Can’t say enough good. From the moment we arrived till when we left the staff was great, the property immaculate, and couldn’t be in a better location. Great views, a lot of things were walkable and everything else was never more than a $10 uber ride away.
Stayed 4 nights in Aug 2025

10/10 Excellent

Carla

Liked: Amenities, property conditions & facilities
Beautiful property-very clean,gorgeous views and easy walkability!
Stayed 3 nights in Jun 2025

10/10 Excellent

Timothy

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Love the staff
Stayed 5 nights in Jul 2025

10/10 Excellent

sean

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

Wonderful resort in Key West

The resort is wonderful, very unique. The room was more spacious than anticipated and the pool was awesome! Would definitely come back. Staff was wonderful as well!
Stayed 1 night in Jun 2025

10/10 Excellent

John

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Overly enjoyable stay in a magnificent property, everyone is so helpful and they had everything we needed!
Stayed 3 nights in Apr 2025

10/10 Excellent

Deborah

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
We stayed on the main floor with a back door walk out to the pool area from our room. Super convenient, great views! Lovely breakfast with a quiche option each day to warm in the microwave, fresh fruit. We felt like celebrities staying here!
Stayed 3 nights in Jul 2025

10/10 Excellent

Larry

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Best place to stay on Key West.
Stayed 3 nights in Mar 2025

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