21603 Thomas CV, Lago Vista TX 78645

Lago Vista, TX 78645 | Highland Lake Estates

$975,000 $399/sqft
4 Beds
3 Baths 2 Full, 1 Half
2,445 Sq Ft
1.74 Acres
2019 Built
2 Garage

About This Property

Welcome to 21603 Thomas Cove, 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 2x6 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 | 2x6 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!

Features

  • See Remarks
  • Bookcases
  • Built-in Features
  • Ceiling Fan(s)
  • Kitchen Island
  • Open Floorplan
  • Pantry
  • Primary Bedroom on Main

Location

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Schools

School District Lago Vista ISD
Elementary Lago Vista
Middle School Lago Vista
High School Lago Vista

Property Details

Property Type Residential
Flooring Vinyl
Cooling Central Air
Heating Central
Exterior See Remarks, Barbecue, Gas Grill, Outdoor Grill
County Travis
MLS # 1065372

Parking

Garage 2 spaces

HOA & Community

HOA Fee $240 /Annually
HOA Includes Common Area Maintenance

Tax Information

Annual Taxes $12,471 (2025)

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This property has HOA fees of $240/annually.

Listing History

MLS# 1065372 - Updated Feb 23, 2026 6 days (276 CDOM)
Jan 8, 2026 Listed Listing Courtesy of RE/MAX Suburbia - ENRIQUELOPEZ@​REMAX.NET $975,000

Frequently Asked Questions About 21603 Thomas CV, Lago Vista TX 78645

When was 21603 Thomas CV, Lago Vista TX 78645 built?

21603 Thomas CV, Lago Vista TX 78645 was built in 2019.

How much does 21603 Thomas CV, Lago Vista TX 78645 cost?

21603 Thomas CV, Lago Vista TX 78645 is listed for sale at $975,000. That is $399 per square foot.

How many bedrooms and bathrooms does 21603 Thomas CV, Lago Vista TX 78645 have?

21603 Thomas CV, Lago Vista TX 78645 has 4 bedrooms and 3 bathrooms (2 full, 1 half) with 2,445 square feet of living space.

What school district is 21603 Thomas CV, Lago Vista TX 78645 in?

21603 Thomas CV, Lago Vista TX 78645 is in the Lago Vista ISD school district. Assigned schools include Lago Vista (elementary), Lago Vista (middle), Lago Vista (high school).

Does 21603 Thomas CV, Lago Vista TX 78645 have an HOA?

Yes, 21603 Thomas CV, Lago Vista TX 78645 has an HOA fee of $240 per annually. The HOA includes common area maintenance.

What are the property taxes on 21603 Thomas CV, Lago Vista TX 78645?

The annual property taxes on 21603 Thomas CV, Lago Vista TX 78645 are $12,471 (as of 2025).

How big is the lot at 21603 Thomas CV, Lago Vista TX 78645?

The lot at 21603 Thomas CV, Lago Vista TX 78645 is 1.74 acres, and the home has 2,445 square feet of living space.

What type of property is 21603 Thomas CV, Lago Vista TX 78645?

21603 Thomas CV, Lago Vista TX 78645 is a residential property.

Does 21603 Thomas CV, Lago Vista TX 78645 have a garage?

Yes, 21603 Thomas CV, Lago Vista TX 78645 has a 2-car garage.

What subdivision is 21603 Thomas CV, Lago Vista TX 78645 in?

21603 Thomas CV, Lago Vista TX 78645 is located in the HIGHLAND LAKE ESTATES subdivision in Lago Vista, TX.

How long was 21603 Thomas CV, Lago Vista TX 78645 on the market?

21603 Thomas CV, Lago Vista TX 78645 was on the market for 6 days, listed on January 8, 2026.

What heating and cooling does 21603 Thomas CV, Lago Vista TX 78645 have?

21603 Thomas CV, Lago Vista TX 78645 has central heating and central air cooling.

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