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Single family home for sale at 4400 Island Ave, Austin, TX 78731 | MLS# 9276221 | Listing updated on 2026-09-28
Photo 1 of Single family home for sale at 4400 Island Ave, Austin, TX 78731 | MLS# 9276221 | Listing updated on 2026-09-28
Photo 2 of Single family home for sale at 4400 Island Ave, Austin, TX 78731 | MLS# 9276221 | Listing updated on 2026-09-28
Photo 3 of Single family home for sale at 4400 Island Ave, Austin, TX 78731 | MLS# 9276221 | Listing updated on 2026-09-28
Photo 4 of Single family home for sale at 4400 Island Ave, Austin, TX 78731 | MLS# 9276221 | Listing updated on 2026-09-28
36+
Beds Icon

Street View

$6,250,000

Monthly Est:$31,109

  • Beds Icon5 Beds
  • Beds Icon
    6 Baths
  • Beds Icon7,219sqft

4400 Island Ave, Austin, TX 78731

$31,109/moEst:

Get Pre-Approved

  • Single Family Residence

  • Built in 1996

  • $250/mo HOA

  • 1.6 acres lot

  • $866/sq.ft

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.

  • Houzeo last checked: 6 hours ago
  • Listing updated: September 28, 2026 at 10:37 pm
  • Listing Provided by: Eric Moreland (512) 480-0844 | Moreland Properties (512) 480-0848
  • Source: Unlock MLS-TX | MLS#: 9276221 Unlock MLS-TX

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    -

  • County

    Travis County

  • City

    Austin

  • Neighborhood

    --

  • Year Built

    1996

  • HOA Fees

    $250/mo

  • Finished Area

    7,219 sqft

  • Lot Size

    1.6 acres lot

  • Basement Area

    - sqft

  • MLS Name

    Unlock MLS

  • MLS Number

    9276221

  • MLS Status

    Active

  • Days on Market

    99

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Location

HOA Management

Island at Mt. Bonnell

HOA Fees

$3,000/ Annually

Amenities

Amenities and services may be covered by one or multiple associations and service providers.

Common Area Maintenance Common Area Maintenance

Disclaimer: Amenities are based on third-party information and may vary; buyers must independently verify all amenities, as information is deemed reliable but not guaranteed.

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 5

    Bathrooms: 6

Interior

  • Sewer

    Public Sewer

  • Interior Features

    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, Primary Bedroom On Main, Soaking Tub, Study/home Office, Walk In Closet(s), Wet Bar

  • Appliances

    Built In Oven(s), Dishwasher, Disposal, Gas Cooktop, Double Oven, Refrigerator, Stainless Steel Appliance(s)

  • Window Features

    Window Treatments

  • Exterior Features

    Balcony, Boat Lift, Boat Slip, Boat Dock Private, Private Yard

  • Flooring

    Stone

  • Cooling

    Central Air

  • Heating

    Central, Natural Gas

Construction

  • Year Built

    Year Built: 1996

  • Home type

    Single Family Residence

  • Property Condition

    Resale

  • Foundation Details

    Slab

  • Roof

    Tile

  • Construction Materials

    Masonry – All Sides

Utilities & Energy

  • Security Features

    Smoke Detector(s)

  • Water Source

    Public

  • Fireplace Features

    Living Room, Outside

  • Utilities

    Electricity Available, Natural Gas Available, Underground Utilities

  • Parking Features

    Attached, Garage

  • Pool Features

    None

Other Features

  • Community Features

    Gated

  • Patio And Porch Features

    Covered, Patio

  • Lot Features

    Trees Large (over 40 Ft), Waterfall

  • Subdivision Name

    Island At Mount Bonnell Shores

  • Disclosures

    None

Price History

DateEventPrice

09/28/2026

Source: mls_logoUnlock MLS-TX #ACT9276221

Listed for Sale

$6,250,000 +62400.00%

$866/sqft

01/05/2023

Source: mls_logoUnlock MLS-TX #ACT3547815

Listing Removed

$10,000 -99.76%

$1/sqft

12/30/2020

Source: mls_logoUnlock MLS-TX #ACT9389903

Sold

$4,125,000 -17.42%

$571/sqft

10/11/2019

Source: mls_logoUnlock MLS-TX #ACT6090359

Listing Removed

$4,995,000

$692/sqft

Nearby Homes

Based on information submitted to the MLS GRID from Unlock MLS through Oct 09, 2026, 02:31PM. All information provided is deemed reliable but is not guaranteed and should be independently verified. Unlock MLS and its affiliates provide the MLS and all content therein “AS IS” and without any warranty, express or implied. 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. The information being provided is 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. © 2026 Unlock MLS. All Rights Reserved.

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