$6,250,000

4400 Island Ave, Austin, TX 78731

5 beds5 baths 7,219 sqft Built 1996102 days on Koti

Why Koti picked this home

Nestled in The Island, this stunning 7219 sqft waterfront home includes a private boat dock and luxurious primary suite.

About this home

Situated within The Island, one of Austin’s most coveted gated communities on Lake Austin, this exceptional waterfront estate offers a rare combination of privacy, acreage, and direct lake access. Set on 1.6 acres along a serene canal, the property includes a spacious main residence and a separate one-bedroom guest house, creating an ideal setting for both everyday living and hosting family and friends. Designed for effortless entertaining, the main home features an open floor plan that connects expansive living spaces with the outdoors. Large windows frame peaceful water views, while the covered patio with a fireplace provides a year-round gathering space overlooking the property’s lush surroundings. Five bedrooms, four full bathrooms, and two half bathrooms offer flexibility and comfort across the thoughtfully designed residence. Outdoor amenities elevate the Lake Austin lifestyle, with a private dock featuring two boat slips for easy access to boating, paddleboarding, and waterfront recreation. Combining the security and prestige of The Island with generous acreage, guest accommodations, and coveted waterfront access, this property presents a rare opportunity to experience one of Austin’s most desirable lakefront settings. Tax and assessed values are estimates for illustration purposes only. All figures should be independently verified.

Features

Bookcases

Breakfast Bar

Built-in Features

Ceiling-High

Stone Counters

Crown Molding

Double Vanity

Entrance Foyer

Interior Steps

Kitchen Island

MLS & IDX compliance

IDX data provided by Unlock MLS, distributed via MLS GRID.

Listing courtesy of Eric Moreland, Moreland Properties.

IDX information is provided exclusively for consumers' personal, non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. This data is deemed reliable but is not guaranteed by MLS GRID. Based on information submitted to the MLS GRID as of Sep 28, 2026, 10:37 PM UTC. 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.

Equal Housing Opportunity