The Mansion on the Sea is an adults-only property. All guests must be 18 years of age or older.
Plan Your Vacation in Paradise
Welcome to The Mansion on the Sea, the only island Inn situated directly oceanfront in beautiful Key West.
Plan Your Vacation in Paradise
Welcome to The Southernmost House, a historic beachfront Key West boutique hotel.
About Us
Travelers searching for the perfect accommodations when visiting Key West, often look to The Mansion on the Sea, as the quintessential destination in paradise! Our staff promises hospitality from the heart and service with a smile. Visit our website, or call us directly to select your favorite room, make your reservation or inquire about availability for large groups, events, and/or weddings.
What We Offer
A daily amenities fee of $27.00 affords our guests the following:
Breakfast
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A variety of breakfast offerings daily from 8:00 a.m. to 10:00 a.m.
Free Wi-Fi
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Secure Wi-fi throughout the property
The #1 Island Eatery - The Seaside Cafe at the Mansion
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On-site premium bar - offering craft cocktails
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Best Mojitos and Lobster pizza on the Island!
Private Pool
24-hour access to our private, heated, zero-entry, infinity pool
Pool towels for your convenience
On-site self-parking ($20.00 daily)
Have a guaranteed parking space on our property anytime!
Concierge Services & Full-Service Front Desk
When you come and visit us, why not go out for an adventure?
Come and talk to us to plan your next adventure!
Feel the Stress Melt Away
Melt away the stress by staying in one of our elegantly appointed, amenity-rich guestrooms, spacious suites, or our stylish Lopez House.
