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FOR SALE
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$79,990

Reduced $4K

21105 Santa Rosa Ave, Lago Vista, TX 78645

Est. Mortgage $474/mo

0.28

acres

Unimproved Land
$240/mo HOA
0.28 Acre Lot
$282,550/acre
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OVERVIEW

About this lot

Welcome to your chance to own a spacious 0.28-acre lot in the sought-after Highland Lake Estates community of Lago Vista. This property is larger and deeper than many neighboring lots, giving you extra room for privacy, landscaping, and flexible home design. The lot is mostly level with a gentle slope, making it a great site to build. Utilities are readily available with water and sewer lines nearby, AT&T service on site, and electricity provided by PEC. Community guidelines require a minimum 1,700 sq. ft. site-built home with a maximum height of 15 feet. As part of the Lago Vista Property Owners Association, you’ll enjoy an impressive selection of amenities including lakefront parks, boat ramps, a clubhouse, fitness center, golf course, tennis courts, swimming pool, and more. Whether you love outdoor recreation, social activities, or simply relaxing by the water, this neighborhood has it all. Located in the highly rated Lago Vista ISD, with elementary, middle, and high schools nearby, this homesite offers both convenience and value. Taxes are low and HOA dues are modest, making this an affordable way to enjoy hill country and lake living. Just a short drive from Austin, this lot combines small-town charm with quick access to city amenities. Don’t miss this opportunity to create your dream home near Lake Travis in one of Central Texas’s most desirable communities. Utility estimate is attached in MLS; buyers should obtain an updated estimate as costs may have changed. All information should be independently verified by the buyer.

Listings checked every few minutes. MLS# 3734076 was Last Updated: 07-03-2026.

Listed by REKonnection, LLC (972) 914-0989

Listing courtesy of Unlock MLS as distributed by MLS Grid. The information being provided is for the consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but is not guaranteed accurate by MLS Grid or Unlock MLS.

What is the Highland Lake Estates neighborhood like?

Highland Lake Estates is a residential subdivision in Lago Vista, Travis County, Texas, on the north shore of Lake Travis in the Hill Country roughly 35 miles northwest of downtown Austin. The subdivision was originally platted and built out starting in the 1970s, and homes primarily date from around 1974 onward. Architectural styles include Spanish and traditional single-family homes from the original build era as well as newer Hill Country-style custom homes.

Explore Highland Lake Estates

What employers are near 21105 Santa Rosa Ave?

  • Lago Vista ISD (Education)
  • City of Lago Vista (Government)
  • Lago Vista POA and amenity operations (Community services)

How does this property compare to others in Highland Lake Estates?

21105 Santa Rosa Ave is listed at $80K vs. the $430K median in Highland Lake Estates. Homes in Highland Lake Estates average 64 days on market.

MetricHighland Lake Estates
Median List Price$430K
Median Sold Price$387K
Average Days on Market64
Average Price per Sqft$244
Active Listings115

Market data as of September 2026.

Frequently Asked Questions

How much is 21105 Santa Rosa Ave?

21105 Santa Rosa Ave is listed for $79,990. It features 0.2831 acres.

What neighborhood is 21105 Santa Rosa Ave in?

21105 Santa Rosa Ave is located in the Highland Lake Estates neighborhood of Lago Vista, Texas.

How does 21105 Santa Rosa Ave compare to other lots in Highland Lake Estates?

The asking price of $79,990 is 81.4% lower than the median lot price of $430K in Highland Lake Estates.

What are the details of 21105 Santa Rosa Ave?

21105 Santa Rosa Ave sits on 0.2831 acres of land, and is a unimproved land style lot.