Date
Details
Price
Change
Source
2/25/2026
Listed
$3,450,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
1/40
$3,450,000 Just Listed
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
1/40
Property Description
Private Designer Retreat on 3 Unrestricted Acres in Spicewood - No HOA This stunning 2024 custom-built home is a true modern retreat, designed and built by a local luxury builder for their personal residence. Set on 3 fully fenced, unrestricted acres with no HOA, this 4-bedroom, 6-bathroom home (4 full, 2 half) offers the perfect blend of privacy, flexibility, and luxury living. Inside, every finish and feature has been artfully curated by a professional designer, from the spacious open-concept layout to the custom details throughout. The home features two large living areas and a dedicated study, making it ideal for both family living and entertaining. Step outside and experience resort-style living at its finest: a negative edge pool, outdoor shower, cozy fireplace seating area, built-in fire pit, and a turf putting green offer endless opportunities for relaxation and fun. A spring-fed wet weather creek adds a peaceful, natural touch to the landscape. Thoughtfully designed for future expansion, utilities have already been installed for a future casita, party barn, or workshop-offering incredible potential to personalize the property further. With a super low property tax rate of just 1.78%, this home offers exceptional value in one of Spicewood's most desirable and scenic areas.
Full Property Details
Full Property Details for 21001 Bertram Ln
General
- Price: $3,450,000
- Taxes: $35,386 (2025)
- Status: Active
- Type: Single Family
- Source: Austin_MLS
- MLS ID: 7071694
- Updated: 2/25/2026
- Added to Site: 1 day(s) ago
Interior
- Interior Features: Beamed Ceilings, Bidet, Built-in Features, Open Beams/Beamed Ceailings, Eat-in Kitchen, High Ceilings, Kitchen Island, Multiple Living Areas, Main Level Primary, Multiple Closets, Open Floorplan, Pantry, Quartz Counters, Recessed Lighting, Soaking Tub, Study, Smart Thermostat, Walk-In Closet(s)
- Fireplace: Yes
- Number of Fireplaces: 2
- Fireplace(s): Gas Starter, Wood Burning
- Appliances: Built-In Gas Oven, Built-In Gas Range, Built-In Refrigerator, Dryer, Dishwasher, Built-In Freezer, Freezer, Gas Cooktop, Disposal, Gas Range, Ice Maker, Microwave, Water Purifier Owned, Refrigerator, Range Hood, Water Softener Owned, Vented Exhaust Fan, Water Purifier, Washer
- Flooring: Tile, Wood
Rooms
Bathrooms
- Total Bathrooms: 6
- Full Bathrooms: 4
- Half Bathrooms: 2
Bedrooms
- Total Bedrooms: 4
- Bedrooms Main: 4
Other Rooms
- Laundry: Lower Level, Laundry Room, Multiple Locations, Washer Hookup, Gas Dryer Hookup
Additional Information
- Shared Amenities: None
- Pool: Yes
- Private Pool: Yes
- Pool Description: Gunite, Heated, Infinity, Pool/Spa Combo
- Security/Safety: Fire Alarm
Exterior
- Exterior Features: Basketball Court, Barbecue, Gas Grill, Private Entrance, Private Yard, Rain Gutters
- Porch/Patio/Deck: Rear Porch, Covered
Parking
- Garage: Yes
- Garage Spaces: 4
- Covered Spaces: 4
- Total Spaces: 9
- Parking Features: Attached, Concrete, Secured, Electric Vehicle Charging Station(s)
Location
- Area: LS
- County: Travis
- Subdivision: Tiburon Hills Estates
- Driving Directions: From Hwy 71 turn north on RO Drive. The property is at the corner of RO & Bertram.
- Direction Faces: North
School Information
- Elem School District: Lake Travis ISD
- Midd School District: Lake Travis ISD
- High School District: Lake Travis ISD
- Elementary School: West Cypress Hills
- Middle School: Lake Travis
- High School: Lake Travis
Heating & Cooling
- Air Conditioning: Yes
- Cooling Type: Electric
- Heating Type: Propane
Utilities
- Sewer: Septic Tank
- Water: Well
- Well: Yes
- Cable Available: Yes
- Utility Description: Cable Available, Electricity Connected, High Speed Internet Available
Structural Information
- Detached/Attached: Detached
- Builder: County Line Custom Hones
- Construction: Blown-In Insulation, Masonry
- Roof: Metal
- Windows: Insulated Windows
- Stories/Levels: 1
- Square Feet: 4,855
- Sq. Ft. Source: Public Records
- Living Area: 4,855 Sq. Ft.
- Year Built: 2023
- Year Built Source: Public Records
- Property Condition: Resale
Additional Structures
- Other Structures: None
Lot Features
- Property View: Hills
- Lot Size (Acres): 3.008
- Lot Size (Sq. Ft.): 131,028.48
- Fence: Yes
- Lot Features: Native Plants, Sprinklers In Ground
- Fencing (Description): Fenced
Financial Considerations
- Assessment Amount: $2,076,587
- Tax Amount: $35,386.77
- Tax Year: 2025
- Terms: Cash, Conventional
Disclosures and Reports
- Special Conditions: Standard
- Documents Avail.: Building Plans, Survey
- Legal Description: TIBURON HILLS ESTATES BLK A LOT 4
- Disclosures/Reports: Seller Disclosure
- Property ID: 5390101010000
- Block: A
- Lot Number: 4
Listed by Christie's Int'l Real Estate
We Value Your Privacy
We Value Your Privacy
We Value Your Privacy
Or call us at (800) 531-7667
Listing agent
— 21001 Bertram Ln —
Christie's Int'l Real Estate
(512) 270-8586
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 21001 Bertram Ln
School District:Lake Travis Independent School District
| Name | Grades | Distance |
|---|---|---|
West Cypress Hills Elementary School 6112 Cypress Ranch Boulevard, Spicewood, TX 78669 | K-5 | 2.2 mi |
Lake Travis Middle School 4932 Bee Creek Road, Spicewood, TX 78669 | 6-8 | 2.4 mi |
Lake Travis High School 3324 Ranch Road 620 South, Austin, TX 78738 | 9-12 | 5.8 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 21001 Bertram Ln
Tax History
Tax History for 21001 Bertram Ln
Year
Property Taxes
Change
Tax Assessment
Change
2024
$20,880
—
$2,076,587
67%
2024
$20,880
100%
$1,245,792
336%
2022
—
$285,640
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 21001 Bertram Ln
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
- Single Family
- Active
- Updated 1 day ago
- 4Beds
- 5Total Baths
21001 Bertram Lane, Spicewood, TX 78669 (MLS# 7071694) is a Single Family property with 4 bedrooms, 4 full bathrooms and 2 partial bathrooms. 21001 Bertram Lane is currently listed for $3,450,000 and was received on February 25, 2026. Want to learn more about 21001 Bertram Lane? Do you have questions about finding other Single Family real estate for sale in Spicewood? You can browse all Spicewood real estate or contact a Coldwell Banker agent to request more information.