
Seller is open to creative consideration including pre-IPO equity in select 2026 IPO candidates. Inquire for details.
Prime Waterfront Location - situated in the gated Island at Mount Bonnell community on a private cul-de-sac, this property has direct access to Lake Austin, offering breathtaking water views and endless opportunities for boating, paddleboarding, and lakeside relaxation. No expense has been spared in a stunning 7-figure make over - virtually every square foot of the main house has been remodeled and enhanced. Featuring two primary bedroom suites, two additional bedrooms with private baths and a huge 25’x 25’ flex room with plenty of closet space and its own private bath that can serve as a 5th bedroom - ideal for teens or age-in-place parents. The chef’s kitchen is a culinary dream, equipped with top-of-the-line Wolf appliances, custom cabinets, stunning granite counters and backsplash and two huge islands perfect for entertaining. Ready for fun? The Game and Theater Room features a sunken corner bar with a full width back bar and island bar with seating, including pull out Sub-Zero drawers, a wine refrigerator, ice maker, glass washing station, attractively lit shelving, all with beautiful views of the boats passing slowly through the canal. The meticulously landscaped backyard includes a sparkling pool, half bath off the pool, outdoor kitchen and multiple lounging areas—all overlooking the tranquil waters of Lake Austin. The casita is awesome - perfect one bedroom guest suite complete with its own bath and amazing views from its elevated lounging deck. Additional Amenities include a private boat dock, two separate 2-car garages, state-of-the-art home automation system, wine cellar, elevator, media room, and gym ensure every luxury is at your fingertips. This is more than a home—it's a statement of elegance and exclusivity. Don't miss this rare opportunity to own a piece of paradise. Contact us today to schedule your private tour.
Property Type
Residential
Year Built
2006
Lot Size
0.53 acres
$/Sq Ft
$833
HOA
$2400/mo
Garage
4 spaces
Pool
Yes
Listed by eXp Realty LLC
Verified property facts
4407 Island CV is listed at $6,900,000 with 6 bedrooms, 6 full, 2 half bathrooms, 8,286 square feet, 0.53-acre lot. This places it above the 78731 median of $1,221,500.
4407 Island CV is zoned for Austin ISD with assigned schools: Andrews (elementary), Lamar (Austin ISD) (middle), McCallum (high). School assignments should be verified directly with the district.
4407 Island CV is a Residential built in 2006 featuring 6 bedrooms, 6 full, 2 half bathrooms, 8,286 square feet, 0.53-acre lot.
4407 Island CV is presented by the Keenan Group at Compass Real Estate, the #1 Austin Board of Realtors Team (2024) with 1,000+ career transactions and $1B+ in career volume across Austin's luxury market.
The most recent annual property tax for 4407 Island CV is $183,435. Texas has no state income tax, so property taxes are a primary revenue source. Rates vary by jurisdiction and exemptions. Verify current amounts with the county appraisal district.
#1 Austin Board of Realtors Team. Over 1,000 successful transactions with high-end expertise.
25+ years advising buyers and sellers in this community
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking
Waterfront
3 records on file
Every recorded sale and lease at 4407 Island CV, whoever represented it.
Prices shown are list prices. Closed sale prices are available to registered clients in accordance with ACTRIS rules.
Pending with current price, original ask, and market time.
Public record data from county appraisal records. Market value can differ from assessed value.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025+33.7% | — | $9,171,895 | — | — |
2024-5.5% | — | $6,859,857 | $5,963,895 | $3,292,012 |
2023+33.3% | — | $7,258,094 | $2,524,500 | $4,335,357 |
2022 | — | $5,445,397 | $2,524,500 | $4,733,594 |

Zoned assignments come from the property school fields available to us. District context schools are shown only when an assigned tier is missing. Contact the school district directly to verify current boundaries and enrollment eligibility. Ratings from GreatSchools.org.
20% ($1.4M)
$6,900,000
Luxury property intelligence
A sourced read on Island At Mount Bonnell Shores pricing, timing, and property scale. No automated valuation claim.
List price
$6,900,000
Price per sqft
$833/sqft
Vs. Island At Mount Bonnell Shores median
Not available
Days on market
499 days
Original to current
$2.4M reduction
$9.3M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of Aug 15, 2026.
Request Private Market AnalysisZIP-level neighborhoods, schools, lifestyle, and Austin market context
Active 78731 listings and Northwest Hills market context
District guide, nearby schools, and homes by attendance area
Private Austin CMA, TCAD context, and pricing strategy
Pricing, prep, launch timing, and Compass marketing strategy
#1 ABOR Team 2024 with $1B+ career sales volume
With 20% down ($1,380,000) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 4407 Island CV is around $51,089 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $6,900,000, 4407 Island CV is in the Island At Mount Bonnell Shores market where there are currently 58 active listings in 78731. The Keenan Group has completed 107 transactions in 78731 as part of 1,000+ career sales totaling $1B+ across Austin.
4407 Island CV includes verified waterfront access: Lake Front,River Front,Waterfront. Buyers should confirm shoreline, dock rights, and floodplain status during due diligence.
4407 Island CV sits on a 0.53-acre lot, providing substantial outdoor living space. Properties of this scale in Austin's luxury market typically feature pool areas, outdoor kitchens, and mature landscaping. Confirm specific amenities with the listing agent.
4407 Island CV is part of a managed community with HOA dues of $2,400 annually. HOA-managed communities in Austin's luxury market typically provide amenities such as common areas, security, and exterior maintenance. Verify current dues and rules with the HOA directly.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
Car-Dependent
No Nearby Transit
Somewhat Bikeable
Walk Score measures walkability based on distance to amenities. Transit Score measures public transportation access. Bike Score measures bikeability based on bike infrastructure and terrain.
17 events on record
Current Price
$9,750,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025+33.7% | — | $9,171,895 | — | — |
2024-5.5% | — | $6,859,857 | $5,963,895 | $3,292,012 |
2023+33.3% | — | $7,258,094 | $2,524,500 | $4,335,357 |
2022 | — | $5,445,397 | $2,524,500 | $4,733,594 |
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
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