$5,566,386
NAL Estimated Property Value4609 Island Cv, Austin, TX, 78731
Off Market
Property Lead Type:
Off-Market ListAbsentee OwnerHigh Equity
Highlights
Interior
AppliancesOven, Dishwasher, Disposal, Dryer, Microwave, Double Oven, Refrigerator, Washer, Water Heater
FlooringTile, Wood
Exterior
Exterior FeaturesBoat Slip, Dock, Private Yard
Lot Size20,495 sqft
Building Information
Year Built2001
Stories2
Roof Type104
Garage Spaces2
Land Information
APN01290705150000
Lot Number5-A
SubdivisionIsland At Mt Bonnell Shores The
Land UseResidential
Legal DescriptionLOT 5-A BLK B ISLAND AT MT BONNELL SHORES THE 2ND AMD PLAT LTS 6A THRU 11A& 2ND AMD PLAT LT 2-A & LTS 3-5
Census Tract000102
Assessed Land Value$4,970,970
Assessed Improvement Value$1,350,219
Assessment Year2025
About this property
Located on the exclusive "Island at Mt. Bonnell", this secluded residence is contemporary in design and sits on the edge of Lake Austin. Centered around an unforgettable courtyard encompassing the natural beauty of a tropical island, it includes a pool & spa, two water fountains, landscaped gardens, separate guest quarters and an electric boat dock. Adjoining lot, 4701 Island Cove, is available for additional purchase and includes 2 extra boat slips.FEMA - Unknown Guest Accommodations: Yes Restrictions: Yes Sprinkler Sys:Yes
Investor Tools
$5,566,386
Estimated Property Value
$540,055Estimated Mortgage Balance
$4,082,468Estimated Equity
90% equity
Estimated Cap Rate
View Rate
Estimated ARV (After-Repair Value)
Calculate ARV
Rent-to-Value Ratio: 0.72%
Rent Estimate
$33,398 /month
Positive
Cash Flow Estimate:
$11,133 /month
Financing Details
Estimated Taxes & Insurance
HOA Fees
Interest Rate Assumption
$9,809/month
$2,400/month
5.947%
Tax Information
Annual Taxes
Assessed Value
Assessment Year
Assessed Land
Assessed Improvement
Market Value
Tax Delinquent
$89,873
$5,566,386
2025
$4,970,970
$1,350,219
$6,321,189
No
Tax History
Year
Tax Paid
Assessed Value
2024
$89,873
$5,566,386
Mortgage Details
Lender
Loan Type
Loan Amount
Assumable
Position
Origination Date
Maturity Date
Keystone Bank Na
Credit Line (Revolving) / Heloc
$544,000
No
First
Dec 22, 2025
N/A
Equity Summary
Est. Mortgage Balance
Est. Equity
Equity %
LTV
Est. Monthly Payment
$540,055
$5,026,331
90%
10%
$3,262/mo
