4400 Island Ave, Austin, TX

$6,500,000

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5

Beds

6

Baths

7,219

Square feet

1.60

Acres

About 4400 Island Ave

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 of 4400 Island Ave

MLS® # 9276221
Price $6,500,000
Bedrooms 5
Bathrooms 6.00
Full Baths 4
Half Baths 2
Square Footage 7,219
Acres 1.60
Year Built 1996
Type Single-Family
Sub-Type Single Family Residence
Status Active

Community Information

Address 4400 Island Ave
Area 1B
Subdivision Island At Mount Bonnell Shores
City Austin
County Travis
State TX
Zip Code 78731

Amenities

Utilities Electricity Available, Natural Gas Available, Underground Utilities
Features Gated
Parking Attached, Garage
# of Garages 3
View Hills,Lake,River,Lake Austin
Is Waterfront Yes
Waterfront Boat Ramp/Lift Access, Canal Front, Lake Front
Has Pool No

Interior

Interior Stone
Appliances Double Oven, Dishwasher, Gas Cooktop, Disposal, Refrigerator, Stainless Steel Appliance(s), Built-In Oven
Heating Central, Natural Gas
Fireplace No
# of Fireplaces 2
Fireplaces Living Room, Outside
# of Stories 2
Stories Two

Exterior

Exterior Features Balcony, Private Yard, Boat Lift, Boat Slip, Dock
Lot Description Trees Large Size, Waterfall
Roof Tile
Construction Masonry
Foundation Slab

School Information

District Austin ISD
Elementary Highland Park
Middle Lamar (Austin ISD)
High McCallum

Additional Information

Date Listed July 1st, 2026
Days on Market 44
Foreclosure No
Short Sale No
RE / Bank Owned No
HOA Fees 3000
HOA Fees Freq. Annually

Listing Details

AgentEric Moreland
OfficeMoreland Properties

Listing Map

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