Austin · Island At Mount Bonnell Shores
$6,500,000 25 days on market
4400 Island Ave, Austin, TX 78731
- 5bedrooms
- 5bathrooms
- 8,526sqft
- 1.6acres
- 1996year built
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.
Property
- Type
- Single Family Residence
- Levels
- Two
- Year built
- 1996
- Lot size
- 1.60 acres
- Subdivision
- Island At Mount Bonnell Shores
- MLS #
- ACT9276221
Inside
- Bedrooms
- 5
- Bathrooms
- 5
- Living area
- 8,526 sqft
- Fireplaces
- 2
Outside / parking
- Garage spaces
- 3
- Waterfront
- Yes
Schools
- Elementary
- Highland Park
- High school
- McCallum
- District
- Austin ISD
Costs
- HOA
- $3,000 / annually
- Est. annual taxes
- $114,304 (2026)
Listing
- First listed
- Jul 1, 2026
- Days listed
- 25
- Status
- Active
Listed by Eric Moreland, Moreland Properties · [email protected] · MLS# ACT9276221 · Active
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Estimate only. Tax / insurance defaults are typical Texas figures; your actual numbers will vary. Talk with a lender for a real quote — I can refer you to one I trust.
