4400 Island Ave, Austin TX 78731,Austin,Travis,Residential

$ 6,250,000
4400 Island Ave, Austin TX 78731,

Overview

  • Property ID
  • 8291283
  • 5 Bedrooms
  • 5 Bathrooms
  • 7,219 ft2
  • 2 ac

Description

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.

Outdoor Details
balcony
Garage Attached
Other Features
Boat Dock - Private
Boat Lift
Boat Slip
Bookcases
Breakfast Bar
Built-in Features
Built-In Oven(s)
Crown Molding
Dishwasher
Disposal
Double Oven
Double Vanity
Electrical Utility Available
Entrance Foyer
French Doors
Gas Cooktop
Has Garage
Has Waterfront
High Ceilings
Home Owners Association
Interior Steps
Kitchen Island
Multiple Dining Areas
Multiple Living Areas
Pantry
Primary Bedroom on Main
Private Yard
Refrigerator
Soaking Tub
Stainless Steel Appliance(s)
Stone Counters
Study/Home Office
Walk-In Closet(s)
Wet Bar
Property Id : 8291283
Price: $ 6,250,000
Property Size: 7,219 ft2
Property Lot Size: 2 ac
Bedrooms: 5
Bathrooms: 5
Syndication Remarks: 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.
Parking Features: Attached, Garage
Lot Size(acres): 1.601
Lot Size(sf): 69739.56
Country: US
Last Listing Change: 2026-09-28T22:35:30.950Z
Property Key: 48453|360034|1|75219929
Status Contractual Search Date: 2026-07-01
Listing Key Numeric: 235958746
Est. Taxes: 114303.92
Originating System Key: actris
Originating System Name: ABOR - actris
FEMA Flood Plain: Yes-500 yr
#Photos: 40
Last Price Change: September 28, 2026 at 10:35pm
State: TX
Last Status Change: September 18, 2026 at 08:46pm
Street Name: Island
Laundry Location: Laundry Room, Main Level
Street# Ext.: 4400
Street#: 4400
Street Suffix: Ave
#Dining: 2
#Living: 4
#Other Level Beds: 4
Property Match: APN
$/SF: 865.77
Tax Filled SF Total: 7016
Accessibility Features: None
HOA Fee: 3000
HOA Fee Frequency: Annually
HOA includes: Common Area Maintenance
HOA Name: Island at Mt. Bonnell
Full Baths: 4
Half Baths: 2
Total Baths: 5
Community Features: Gated
Construction Materials: Masonry – All Sides
Cooling: Central Air
Covered Spaces: 3
Faces: East
Directions: Balcones to Mt Bonnell to Island at Mount Bonnell neighborhood gate. Home is on Island Avenue near the exit gate.
Elem School: Highland Park
Elem School District: Austin ISD
Fencing: None
Fireplace Features: Living Room, Outside
#Fireplaces: 2
Flooring: Stone
Foundation Details: Slab
Garage Spaces: 3
Heating: Central, Natural Gas
High School: McCallum
High School District: Austin ISD
Levels: Two
Listing ID: 9276221
Listing Terms: Cash, Conventional
SF Source: Public Records
Lot Features: Trees-Large (Over 40 Ft), Waterfall
MLS Area Major: 1B
Main Level Beds: 1
Middle School: Lamar (Austin ISD)
Middle School District: Austin ISD
Status: Active
Other Structures: None
Parcel#: 01290705100000
Patio And Porch Features: Covered, Patio
Pool Features: None
Possession: Close Of Escrow, Funding
Property Condition: Resale
Roof: Tile
Sewer: Public Sewer
Spa Features: None
Special Listing Conditions: Standard
Tax Annual($): 114303.92
Utilities: Electricity Available, Natural Gas Available, Underground Utilities
View: Hill Country, Lake, River
Water Body Name: Lake Austin
Water Source: Public
Waterfront Features: Canal Front, Lake Front
Window Features: Window Treatments
Year Built: 1996
$ 42,801.32
per month
  • Principal and Interest
  • Property Tax
  • HOA fee
$ 31,603.40
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Info is deemed accurate but not guaranteed. Published info is subject to change. Buyers should conduct their own due diligence and research.

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