1600 Harbor Sound Drive, Longboat Key, FL 34228
Local realty services provided by:CENTURY 21 Circle
Listed by: rinat sikdar
Office: coldwell banker realty
MLS#:A4692027
Source:MFRMLS
Price summary
- Price:$11,900,000
- Price per sq. ft.:$1,193.22
- Monthly HOA dues:$791.67
About this home

Pre-Construction. To be built. Positioned directly across from the iconic St. Regis Longboat Key Resort, the residence enjoys immediate access to world-class amenities, pristine Gulf beaches, fine dining and championship golf. Within the exclusive double-gated Harbor Section of Bay Isles on Longboat Key, 1600 Harbor Sound Dr represents a rare convergence of scale, location and boating capability, crafted for those who demand both privacy and proximity to the best of the Gulf Coast. Set on an expansive 18,043 square foot corner homesite, this exceptional waterfront estate offers an impressive 135 feet of deep-water canal frontage, with the ability to accommodate multiple lifts (up to three) and a substantial vessel, a rare feature even among premier properties.Spanning 5,689 square feet under air, the home is designed around a lifestyle of wellness, privacy and elevated living. It features 5 bedrooms, a bonus room/office, 5.5 bathrooms and a 4-car garage. Soaring ceilings and expansive glass openings create a bright, open atmosphere with seamless indoor-outdoor flow, complemented by refined, designer-level finishes throughout and a private elevator servicing all levels. At the heart of the home is an exceptional primary suite designed as a true private retreat. The suite is complemented by separate his-and-her bathrooms and a fully integrated wellness experience, including a sauna and steam room, creating a spa-level environment within the home itself. Every element has been thoughtfully considered to deliver a daily living experience centered around comfort, relaxation, and rejuvenation. Outdoor living is equally compelling, with a resort-style pool and spa, along with a fully equipped outdoor kitchen, covered dining, and lounge areas perfectly positioned to capture the tranquility of the waterfront setting and Florida's year-round sunshine. Opportunities of this caliber, combining generous frontage, strong boating capability, a wellness-driven design and a premier Harbor Section address are increasingly rare. 1600 Harbor Sound Drive is a compelling offering for the discerning buyer seeking a true waterfront retreat in one of Longboat Key's most prestigious enclaves....
Contact an agent
Home facts
- Year built:2026
- Listing ID #:A4692027
- Added:2 day(s) ago
- Updated:May 03, 2026 at 11:56 AM
Rooms and interior
- Bedrooms:5
- Total bathrooms:6
- Full bathrooms:5
- Half bathrooms:1
- Flooring:Tile, Wood
- Dining Description:Eat In Kitchen
- Kitchen Description:Built-In Oven, Dishwasher, Disposal, Eat-in Kitchen, Range, Range Hood, Refrigerator
- Bedroom Description:High Ceilings, Walk-In Closet(s)
- Living area:5,689 sq. ft.
Heating and cooling
- Cooling:Central Air
- Heating:Central, Electric
- Central air:Yes
Structure and exterior
- Roof:Metal
- Year built:2026
- Building area:5,689 sq. ft.
- Lot area:0.41 Acres
- Lot Features:Corner Lot, Oversized, Paved, Private, Sidewalk
- Construction Materials:Block
- Exterior Features:Balcony, Lighting, Outdoor Shower, Private Mailbox
- Foundation Description:Slab
- Levels:Three Or More Story
Schools
- Elementary school:Southside Elementary
Utilities
- Water:Public, Water Connected
- Sewer:Public Sewer, Sewer Connected
Finances and disclosures
- Price:$11,900,000
- Price per sq. ft.:$1,193.22
- Tax amount:$24,527 (2025)
Features and amenities
- Appliances:Built-in Oven, Dishwasher, Disposal, Dryer, Range, Range Hood, Refrigerator, Washer
- Laundry features:Dryer, Laundry Room, Washer
- Amenities:Cable Connected, Eat-in Kitchen, Elevator, Gated, High Ceilings, Walk-In Closet(s)
- Pool features:Heated, In Ground, Private Pool, Salt Water
Parking
- Parking description:Attached Garage
- Garage:Yes
- Garage spaces:4
New listings near 1600 Harbor Sound Drive
- New
$425,000Active1 beds 1 baths936 sq. ft.6700 Gulf Of Mexico Drive #143, LONGBOAT KEY, FL 34228
MLS# A4692139Listed by: DALTON WADE INC - New
$675,000Active2 beds 2 baths1,362 sq. ft.3330 Gulf Of Mexico Drive #107D, LONGBOAT KEY, FL 34228
MLS# A4692214Listed by: CENTURY 21 BEGGINS ENTERPRISES - New
$949,900Active2 beds 2 baths1,509 sq. ft.615 Dream Island Place #210, LONGBOAT KEY, FL 34228
MLS# TB8503989Listed by: CENTURY 21 BILL NYE REALTY - New
$5,985,000Active0.28 Acres530 Jessmyth Drive, LONGBOAT KEY, FL 34228
MLS# A4691731Listed by: BEACH HOUSE REAL ESTATE LLC - New
$750,000Active2 beds 2 baths1,556 sq. ft.535 De Narvaez Drive, LONGBOAT KEY, FL 34228
MLS# A4683586Listed by: MICHAEL SAUNDERS & COMPANY - New
$825,000Active2 beds 2 baths1,393 sq. ft.4825 Gulf Of Mexico Drive #504, LONGBOAT KEY, FL 34228
MLS# A4689724Listed by: COLDWELL BANKER REALTY - New
$525,000Active0.14 Acres450 Firehouse Court, LONGBOAT KEY, FL 34228
MLS# A4691704Listed by: MICHAEL SAUNDERS & COMPANY
$6,999,000Pending0.88 Acres6351 Gulf Of Mexico Drive, LONGBOAT KEY, FL 34228
MLS# A4691982Listed by: MICHAEL SAUNDERS & COMPANY- New
$368,500Active1 beds 1 baths657 sq. ft.2850 Gulf Of Mexico Drive #5, LONGBOAT KEY, FL 34228
MLS# A4691701Listed by: MICHAEL SAUNDERS & COMPANY