4400 Island Ave, Austin, TX 78731 (MLS # 9276221)

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PRICE $6,500,000 dsIDX morgage calculator
BEDS 5
BATHS 5
HOME SIZE 8,626 sqft
LOT SIZE 1.60 ac

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LAST UPDATED 7/1/2026 TRACT Island At Mount Bonnell Shores
YEAR BUILT 1996 COMMUNITY Island At Mount Bonnell Shores
GARAGE SPACES 3.0 COUNTY Travis
STATUS Active PROPERTY TYPE(S) Single Family

SCHOOLS
Elementary School Highland Park
Jr. High School Lamar (Austin ISD)
High School McCallum


ADDITIONAL DETAILS
AIR Central Air
AIR CONDITIONING Yes
APPLIANCES Dishwasher, Disposal, Double Oven, Gas Cooktop, Oven, Refrigerator, Stainless Steel Appliance(s)
AREA 1B
CONSTRUCTION Stone
EXTERIOR Balcony, Boat Slip, Dock, Private Yard
FIREPLACE Yes
GARAGE Attached Garage, Yes
HEAT Central, Natural Gas
HOA DUES 3000|Annually
INTERIOR Bookcases, Breakfast Bar, Built-in Features, Crown Molding, Double Vanity, Entrance Foyer, Kitchen Island, Master Downstairs, Pantry, Soaking Tub, Stone Counters, Walk-In Closet(s), Wet Bar
LOT 1.601 acre(s)
LOT DESCRIPTION Waterfall, Waterfront
PARKING Attached, Garage
POOL DESCRIPTION None
SEWER Public Sewer
STORIES 2
SUBDIVISION Island At Mount Bonnell Shores
TAXES 114303.92
UTILITIES Electricity Available, Natural Gas Available, Underground Utilities
VIEW Yes
VIEW DESCRIPTION Lake, River
WATER Public
WATER ACCESS Lake Austin
WATERFRONT Yes
WATERFRONT DESCRIPTION Canal Front, Lake Front
MORTGAGE CALCULATOR
   

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Property listed by Eric Moreland, Moreland Properties
Based on information from the Austin Board of REALTORS ® (alternatively, from ACTRIS) for the period through 7/22/26 8:09 PM PDT. Neither the Board nor ACTRIS guarantees or is in any way responsible for its accuracy. All data is provided “AS IS” and with all faults. Data maintained by the Board or ACTRIS may not reflect all real estate activity in the market.

Information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

This IDX solution is (c) Diverse Solutions 2026.