21809 O Neill Ave, Lago Vista, TX 78645
$37,000
21809 O Neill Ave, Lago Vista, TX 78645
0.21
acres
About this lot
Listings checked every few minutes. MLS# 4385769 was Last Updated: 03-16-2026.
Listed by Venture Partners R.E. (512) 940-3948
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.
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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.
What employers are near 21809 O Neill 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?
21809 O Neill Ave is listed at $37K vs. the $430K median in Highland Lake Estates. Homes in Highland Lake Estates average 64 days on market.
| Metric | Highland Lake Estates |
|---|---|
| Median List Price | $430K |
| Median Sold Price | $387K |
| Average Days on Market | 64 |
| Average Price per Sqft | $244 |
| Active Listings | 115 |
Market data as of September 2026.
Frequently Asked Questions
How much is 21809 O Neill Ave?
21809 O Neill Ave is listed for $37,000. It features 0.213 acres.
What neighborhood is 21809 O Neill Ave in?
21809 O Neill Ave is located in the Highland Lake Estates neighborhood of Lago Vista, Texas.
How does 21809 O Neill Ave compare to other lots in Highland Lake Estates?
The asking price of $37,000 is 91.4% lower than the median lot price of $430K in Highland Lake Estates.
What are the details of 21809 O Neill Ave?
21809 O Neill Ave sits on 0.213 acres of land, and is a unimproved land style lot.