21603 Thomas CV, Lago Vista TX 78645, Lago Vista, TX 78645
About this property
Welcome to 21603 Thomas Cv, Lago Vista, Texas — where modern luxury meets limitless potential. Nestled just steps from Lake Travis, this custom 4-bedroom, 3-bath home sits on 1.74 acres of flat, cleared land, offering stunning Hill Country and Lake Travis views with rare R4 multifamily zoning for future expansion or investment.
Step inside and experience the perfect blend of elegance and function — 12’ ceilings, floor-to-ceiling windows, and an open-concept layout that flows seamlessly into the covered outdoor living space with a full outdoor kitchen (BBQ, sink, refrigerator). The ideal place to relax, entertain, or add a pool to capture the Texas sunsets.
Built with 2×6 energy-efficient construction and full spray-foam insulation, this home was designed for comfort and longevity. The versatile floor plan works beautifully for families, multigenerational living, or investors — with room to add a guest house, workshop, or additional duplexes/homes along the front of the property.
Property Highlights: 4 Bedrooms | 3 Bathrooms | 1.74 Acres — Flat, Cleared, and Build-Ready, R4 Zoning: Multifamily, Duplexes, Townhomes, or Assisted Living Potential, Covered Patio with Outdoor Kitchen,
Lake Travis & Hill Country Views, Full Spray-Foam Insulation | 2×6 Construction | Energy Efficient.
OFFERING – Rate Buydown to 3.99% with Preferred Lender
Bonus Opportunity: Seller also owns the adjacent 1.86-acre tract, allowing buyers to expand into a 3.6-acre estate or future development site — a rare chance to own one of the most flexible luxury properties near Lake Travis.
Don’t wait — this property offers luxury, location, and investment potential in one.
Schedule your private showing today before it’s gone!
Basic Property Information
School District
Home Owners Association
Amenities and Features
Utilities
Heating: Central
Cooling: Central Air
See Remarks, Cable Connected, Electricity Connected, Internet-Fiber, Phone Available, Sewer Connected, Water Connected
Sewer: Public Sewer
Water: Public
Additional Details
Walk Score
Based on information from the Austin Board of REALTORS® for the period 01/02/2026 through 01/02/2026. All information provided is deemed reliable but is not guaranteed and should be independently verified. The Austin Board of REALTORS®, ACTRIS and their affiliates provide the MLS and all content therein “AS IS” and without any warranty, express or implied.
































