Hotel, 3-star1400 Duval Street, Key West, Florida, 33040, Key West, FL, United StatesShow on map
Guests rate it highest for location, service and cleanliness.
9.2227ReviewsOutdoor Pool and Terrace Enjoy the outdoor pool and soak up the sun on the terrace while taking in the picturesque view of the garden.
Dining with a View Indulge in delicious meals at Seaside Cafe at Mansion with its ocean view and bar/lounge. Don't miss out on the room service and unwind with a refreshing drink at the poolside bar.
Convenience and Comfort Experience a cozy stay in the 18 air-conditioned rooms featuring flat-screen TVs, premium bedding, and designer toiletries. Take advantage of amenities like complimentary breakfast and concierge services during your stay.
Embark on a memorable getaway at The Mansion on the Sea - Southernmost House in the USA. Book your stay now and immerse yourself in the charm of Key West!
9.2
Rated 9.2 out of 10 by 227 guests who stayed here.
Great location and wonderful staff. Many fun restaurants and bars as well as many options for more upscale dining.
Spent a long weekend at the house. Great atmosphere and lots of history. Great location and the view is awesome. The staff is good and for the most part is supportive. The room shows its age as the dehumidifier runs non…
My girlfriend & I just got back home from a stay at Southernmost House, 3/19-22/26. We went to Key West for my bday, and our experience couldn’t have been better. We stayed in rm 108 across the brick street from the main…
This was our third stay at this property and as always we were well satisfied. This is a great site with a great deal of historical significance. Everyone from Presidents to World leaders and some not so great people…
The mansion house was beautiful very well kept with tons of historic features and artwork inside. The pool was also very nice. Free bottled water was included throughout the stay. We really enjoyed sitting at the…
Aside from the beautiful architecture, history and perfect location (beach + Duval St), the rooms are clean and elegant, and the service outstanding. Elia gave us a great check-in experience (so helpful after a long…
Reviews are written by guests who booked through our supplier and stayed, shown as written and in their own language. Category scores are the supplier’s reading of recent reviews, updated January 2026.
1400 Duval Street, Key West, Florida, 33040, Key West, FL, United States
Guests rate the location 9.7 out of 10 — exceptional.
Each room shows its own terms before you pay.
Most rates can be cancelled free until a date shown on the room.
Non-refundable rates are marked as such.
Check-in from 4:00 PM until 10:00 PM
Check-out by 11:00 AM
No children
No pets
The front desk is open daily from 8:00 AM - 10 PM. If you are planning to arrive after 8:00 PM please contact the property in advance using the information on the booking confirmation. The front desk is staffed during limited hours.
Pets. Pets not allowed
Noise policy. Noise-free rooms not guaranteed
Check-in & Check-out. Contactless check-out is available
Guest type. Essential workers only - NO
Accessibility. No elevators
Guest type. Caters to adults only
Children and extra beds. Children not allowed
General. Professional property host/manager
Check-in & Check-out. Contactless check-in is available
Children and extra beds. No cribs (infant beds) available
Paid when you book, not at the desk.
Rates include the taxes and fees we can read.
The property may take a card at check-in for incidentals.
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. Cashless payment methods are available for all transactions. A deposit may be required at the property.
Check-in is from 4:00 PM. Check-out is by 11:00 AM. If you're arriving late, tell us and we'll ask the property to hold the room.
No — the property states that pets are not allowed.
Parking is listed among the property's facilities. Whether it's free and whether a space can be reserved varies, so we check it against your dates rather than promise it here.
Yes — a pool is listed among the property's facilities. Seasonal closures are common, so we'll confirm it's open for your dates.
Breakfast is offered at the property. Whether it's included depends on the rate — the board type is shown on each room once you put your dates in.
The property lists step-free or accessible facilities. That flag is the one least able to settle the question: a hotel can carry it and still have a step at the entrance, or a bath rather than a roll-in shower, and it does not say whether the accessible room is free on your dates. Tell us what you need and we'll ask the property directly rather than reading you the flag.
Put your dates in above and book online, or call (888) 789-8585 and we'll do it for you — including things a booking form can't handle, like a block of rooms, a monthly rate or an invoice for your employer.
1400 Duval Street, Key West, Florida, 33040, Key West, FL.
Nothing to do with the booking above. The same market, priced the same way, for if this one is not it.