Back 643 Harbor Island
Off Market

643 Harbor Island

Clearwater FL 33767

4
4
3
5378 sq. ft.
11330 sq. ft.
Single-Family
Last sold for $3,700,000
Chris StiversChris Stivers, last sold this property on 16 January 2026 after 70 days on market.

Overview

Experience unparalleled coastal luxury in this stunning Island Estates residence perfectly positioned on a ¼-acre lot with 180° unobstructed open-water views. This exquisite home offers 4 bedrooms plus an office, 3.5 baths, and a 3-car garage, seamlessly blending elegant design with state-of-the-art functionality. Boaters will delight in the deep-water dock featuring two lifts (including a 16,000 lb lift), shore power for larger vessels, and easy Gulf access for endless days on the water. The outdoor oasis is a true showpiece—complete with a heated saltwater pool and spa, waterfalls, fire bowls, and custom lighting, all framed by tranquil water views. Enjoy sunset cocktails or waterside dining beneath the charming gazebo, surrounded by lush tropical landscaping and added protection from the riprap seawall. Step inside through custom double doors to discover sophisticated living spaces, including a formal sitting room with a grand gas fireplace and sweeping views through custom French doors. The chef’s kitchen is equipped with high-end stainless steel appliances, a gas range, and overlooks the spacious living area with dual 4-panel sliders that open wide for seamless indoor/outdoor living. The owner’s retreat is a private sanctuary on the main level, featuring double-door entry, a Venetian-inspired en-suite bath with soaking tub, walk-in shower, and his-and-hers closets. Step directly outside to enjoy morning coffee by the pool as the sun rises over the water. Additional highlights include a temperature-controlled 800-bottle wine cellar, impact glass throughout, natural gas service for energy efficiency, and ample storage—including a walk-in attic and home automation system to control lighting, blinds, A/C, garage doors, surround sound, security cameras, and more. Upstairs are three guest suites, each with dedicated bath access, and an office (or fifth bedroom) with private balcony, dedicated ventilation, and air purification system—ideal as a cigar room or quiet retreat. Located on Island Estates’ most desirable street, this property benefits from sidewalks, underground utilities, and a higher elevation. Enjoy the convenience of this golf cart-friendly community featuring its own grocery, shops, and dining—all just moments from Clearwater Beach and Clearwater Sound’s live entertainment. This exceptional home captures the very best of luxury waterfront living—sophisticated, smart, and perfectly situated for the ultimate Florida lifestyle.

Features

4 bedrooms
4 bathrooms
3 carspaces
3 garage spaces
5378 sq. ft. floor area
11330 sq. ft. lot size
Single-Family

Estimated Value

Based on this property and similar 4 bedroom single-family properties sold in Clearwater over the last 12 months, the estimated median property value of 643 Harbor Island is $1.9m.

Median value
$1.9m
Estimated value range
$737.5k - $4.8m
Median days on market
73
Estimated value trend
16%
increase over the last 12 months
Average days on market is based on recent, comparable sales in Clearwater. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 643 Harbor Island

2026
Sold
$3,700,000
16 Jan 2026 by Chris Stivers, of ENGEL & VOLKERS BELLEAIR
2024
Sold
$3,775,000
20 Aug 2024 by Alexander Zynski, of COLDWELL BANKER REALTY
2022
Sold
$4,000,000
04 Oct 2022 by Jeanne O'Brien, of COASTAL PROPERTIES GROUP INTERNATIONAL

Happy sellers in Clearwater

89%
89% of sellers in Clearwater reported that their sale price either exceeded or met their price expectations.

Clearwater stands out for consistently delivering exceptional satisfaction and strong market results for homeowners.

This is based on voluntary sentiment collected from 12 reviews in Clearwater over the last 12 months.

Local market activity for 4 bedroom single-family properties in Clearwater

In the last 12 months, 16 four-bedroom single-family properties similar to 643 Harbor Island, have been sold.

This represents a 49% increase in four-bedroom single-family properties sales when compared to the previous 12 months.

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