4400 Island Ave Austin, TX $ 6,500,000
4400 Island Ave
$ 6,500,000
Recently Listed
Share Save

4400 Island Ave

Austin, TX, 78731
$ 6,500,000
Bedrooms5 Baths4.2 Sq 8,626

Monthly Estimate*

$ 41,042

4400 Island Ave, Austin, TX 78731 - Image 1
4400 Island Ave, Austin, TX 78731 - Image 2
4400 Island Ave, Austin, TX 78731 - Image 3
4400 Island Ave, Austin, TX 78731 - Image 4
4400 Island Ave, Austin, TX 78731 - Image 5
4400 Island Ave, Austin, TX 78731 - Image 6
4400 Island Ave, Austin, TX 78731 - Image 7
4400 Island Ave, Austin, TX 78731 - Image 8
4400 Island Ave, Austin, TX 78731 - Image 9
4400 Island Ave, Austin, TX 78731 - Image 10
4400 Island Ave, Austin, TX 78731 - Image 11
4400 Island Ave, Austin, TX 78731 - Image 12
4400 Island Ave, Austin, TX 78731 - Image 13
4400 Island Ave, Austin, TX 78731 - Image 14
4400 Island Ave, Austin, TX 78731 - Image 15
4400 Island Ave, Austin, TX 78731 - Image 16
4400 Island Ave, Austin, TX 78731 - Image 17
4400 Island Ave, Austin, TX 78731 - Image 18
4400 Island Ave, Austin, TX 78731 - Image 19
4400 Island Ave, Austin, TX 78731 - Image 20
4400 Island Ave, Austin, TX 78731 - Image 21
4400 Island Ave, Austin, TX 78731 - Image 22
4400 Island Ave, Austin, TX 78731 - Image 23

Single Family Home for sale in Austin, TX

for $6,500,000 with 5 bedrooms and 4 full baths, 2 half baths. This 8,626 square foot home was built in 1996 on a lot size of 1.601.

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.

See more

Single Family Active

Price

$ 6,500,000

Bedrooms

5

Full Bath

4

Half Bath

2

Property Type

Single Family

Taxes

$ 114,303

Style

Single Family Residence

Lot Size

1.601

Year Built

1996

Town/City

Austin

County/Region

Travis

MLS | Web ID

9276221

Features
General
Living Area 8626
Sewer Public Sewer
Heating Central Natural Gas
Cooling Central Air
Utilities Electricity Available Natural Gas Available Underground Utilities
Roof Tile
Appliances Built-In Oven(s) Dishwasher Disposal Gas Cooktop Double Oven Refrigerator Stainless Steel Appliance(s)
HOA Fee 3000
Garage Spaces 3
Association Fee Includes Common Area Maintenance
Patio/Porch Features Covered Patio
Pool Features None
Security Features Smoke Detector(s)
Construction Materials Masonry – All Sides
Year Built 1996
View Hill Country Lake River
Levels Two
Property Subtype Single Family Residence
Tax Year 2026
Waterfront Features Canal Front Lake Front
Community Features Gated
Accessibility None
Assoc Fee Paid Per Annually
County Travis
New Construction N
Property Type Residential
HOA Y
Energy Efficient None
Subdivision Name Island At Mount Bonnell Shores
Facing Direction East
Green Sustainability None
Other Structures None
Full Baths 4
Status Active
Directions Balcones to Mt Bonnell to Island at Mount Bonnell neighborhood gate. Home is on Island Avenue near the exit gate.
High School McCallum
City Austin
Body of Water Lake Austin
Disclosures None
Association Name Island at Mt. Bonnell
MLS Area 1B
Lot Size Square Feet 69739.56
Spa Features None
Elementary School Highland Park
Tax Annual Amount 114303.92
Middle/Junior High School Lamar (Austin ISD)
Property Condition Resale
Standard Status Active
Year Built Source Public Records
Tax Assessed Value 5585378
See more
Interior
Interior Amenities Bookcases Breakfast Bar Built-in Features Ceiling-High Stone Counters Crown Molding Double Vanity Entrance Foyer Interior Steps Kitchen Island Multiple Dining Areas Multiple Living Areas Pantry Prima
Flooring Stone
Total Fireplaces 2
Fireplace Features Living Room Outside
Window Features Window Treatments
Half Baths 2
Total Bedrooms 5
Main Level Bedrooms 1
Total Baths 6
See more
Exterior
Exterior Amenities Balcony Boat Lift Boat Slip Boat Dock - Private Private Yard
Fencing None
Parking Features Attached Garage
Lot Features Trees-Large (Over 40 Ft) Waterfall
Water Source Public
Total Parking 6
Foundation Details Slab
Lot Size Acres 1.601
Waterfront Y/N Y
Covered Spaces 3
Horse Y/N N
Horse Amenities None
See more
Internal Only
Street Number 1 4400
See more
* Excluded Features
List By
Eric Moreland

Listing Agent

Moreland Properties

Broker

eric@moreland.com

Email

Affordability Calculator

$50,567
Per Month
81%
19%
0%
Monthly Principal & Interest
$41,042
Monthly Property Taxes
$9,525
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save

Discover how much house you can afford

Your dream home may be within reach.

Learn More about how to save

The time to sell is now
THE TIME TO SELL IS NOW! What's my home worth?
Nearby
4360266 Elementary School
4360217 Middle School
McCallum High School High School
Pricing History
DatePricePrice ChangeDescription
7/1/2026$6,500,000 Listed Price

Map


See all

4400 Island Ave, Austin, TX, 78731 is a Single Family Home for sale at $6,500,000 with 8,626 sqft and a lot size of 1.601. 4400 Island Ave has 5 bedrooms, 4.2 baths, and was built in 1996. The property's zip code is 78731 which is in Austin, TX