1600 HARBOR SOUND DRIVE

LONGBOAT KEY, FL 34228

Listing courtesy of COLDWELL BANKER REALTY · MLS# A4692027

$11,900,000
Active
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Property Details

Bedrooms
5
Bathrooms
6
Square Feet
5,689
MLS#
A4692027
Listed
April 30, 2026

Description

Pre-Construction. To be built. Positioned directly across from the iconic St. Regis Longboat Key Resort, this exceptional waterfront residence offers immediate access to world-class amenities, pristine Gulf beaches, fine dining, and championship golf. Located within the exclusive double-gated Harbor Section of Bay Isles on Longboat Key, 1600 Harbor Sound Drive represents a rare convergence of scale, location, and boating capability, crafted for those seeking a refined Gulf Coast lifestyle at the highest level. Set on an expansive 18,043-square-foot corner homesite, the property features an impressive 135 feet of deep-water canal frontage, with the ability to accommodate multiple lifts (up to three) and a substantial vessel. This level of frontage and flexibility is increasingly rare, even among premier waterfront estates. Spanning 5,689 square feet under air, the residence is thoughtfully designed to balance grand-scale entertaining with comfortable everyday living. The home includes 5 bedrooms, a bonus room or office, 5.5 bathrooms, and a 4-car garage. Soaring ceilings and expansive glass openings create a bright, open environment with seamless indoor-outdoor transitions, complemented by refined, designer-level finishes and a private elevator servicing all levels. The chef’s kitchen is executed with top-tier appliances, clean architectural lines, and a level of detail rarely seen in spec construction. A full-scale butler’s pantry, complete with its own stove, provides exceptional functionality and allows for seamless entertaining while keeping the main kitchen pristine. The primary suite is designed as a true retreat, featuring separate his-and-her bathrooms and a fully integrated wellness experience, including a sauna and steam room, bringing a spa-level environment into daily living. Every element has been carefully curated to deliver comfort, functionality, and a sense of understated luxury throughout. Outdoor living is equally compelling, with a resort-style pool and spa, along with a fully equipped outdoor kitchen, covered dining, and lounge areas. These spaces are perfectly positioned to capture the tranquility of the waterfront setting while embracing Florida’s year-round coastal climate. Opportunities of this caliber, combining substantial frontage, strong boating capability, a wellness-driven design, and a premier Harbor Section address are increasingly limited. 1600 Harbor Sound Drive presents a compelling offering for the discerning buyer seeking a newly built waterfront estate in one of Sarasota’s most prestigious enclaves.

Facts & Costs

Property type
Single Family Residence
Year built
2026
Lot size
0.41 acres
Garage
4 spaces
Half baths
1
Price per sq ft
$2,092
Days on market
153
Private pool
Yes
Waterfront
Yes
Community
Bay Isles
Subdivision
BAY ISLES
County
Sarasota
New construction
Yes
Flood zone
AE

Monthly & yearly costs

HOA fee
$9,500 / annually
Property taxes
$24,527 / year (2025)

As reported by the listing agent. Verify with the HOA and county.

Construction & systems

Heating
Central, Electric
Cooling
Central Air
Flooring
Tile, Wood
Roof
Metal
Construction
Block
View
Water

Payment Estimate

$63,008 / month

Principal & interest
$60,173
Property taxes
$2,044
HOA
$792
Home insurance
enter below

Estimate only, not a loan offer. Rate is a starting value; taxes and HOA are as reported by the listing agent. Florida insurance (including flood) varies widely. Ask George for a lender referral.

Location

Features & Amenities

  • Built-In Oven
  • Dishwasher
  • Disposal
  • Dryer
  • Range
  • Range Hood
  • Refrigerator
  • Washer
  • Eat-in Kitchen
  • Elevator
  • High Ceilings
  • Walk-In Closet(s)
  • Balcony
  • Lighting
  • Outdoor Shower
  • Private Mailbox
  • Sliding Doors
  • Heated
  • In Ground
  • Salt Water
  • Canal - Saltwater

Information deemed reliable but not guaranteed.

Listings courtesy of Stellar MLS as distributed by MLS GRID

Based on information submitted to the MLS GRID as of Sep 30, 2026, 7:00 PM EDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

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George Predescu, REALTOR®
George Predescu
REALTOR® · HORIZON REALTY INTERNATIONAL

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