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Verified property facts
21520 Paine Ave is listed at $451,000 with 4 bedrooms, 2 full bathrooms, 2,050 square feet, 0.44-acre lot.
21520 Paine Ave is zoned for Lago Vista ISD with assigned schools: Lago Vista (6/10) (elementary), Lago Vista (6/10) (middle), Lago Vista (6/10) (high). School assignments should be verified directly with the district.
21520 Paine Ave is a Residential built in 1995 featuring 4 bedrooms, 2 full bathrooms, 2,050 square feet, 0.44-acre lot.
21520 Paine Ave is presented by the Keenan Group at Compass Real Estate, the #1 Austin Board of Realtors Team (2024) with 1,000+ career transactions and $1B+ in career volume across Austin's luxury market.
The most recent annual property tax for 21520 Paine Ave is $8,167. Texas has no state income tax, so property taxes are a primary revenue source. Rates vary by jurisdiction and exemptions. Verify current amounts with the county appraisal district.
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Price Change with current price, original ask, and market time.
Situated on a quiet street in the desirable Highland Lake Estates, this four-bedroom home is set on a double lot, totaling 0.441 acres! Specific to this neighborhood, underground utilities allow an uninterrupted view of the enviable natural surroundings for which this lake community is celebrated. The exterior is thoughtfully constructed with three sides masonry, and inviting, mature oak trees accentuate the home. A sprawling covered deck allows for year-round living and entertaining. Featuring two separate living spaces, two dining areas and a cozy, wood burning fireplace, it’s perfect for family living. Natural light pours in through skylights in both the kitchen and the primary bath, creating a bright and inviting atmosphere. A NEW ROOF, and other practical upgrades include a front yard sprinkler system, a fully fenced backyard and the added privacy of a large, level lot. Whether you’re enjoying the serene neighborhood setting or taking advantage of the relaxed lake lifestyle, this home offers the perfect blend of comfort and community. Owning this property includes membership to the Lago Vista POA, allowing exclusive access to 9 private waterfront parks, basketball court, boat ramps, campground, disc golf course, fishing well, fitness center, hiking trail, marinas, parks, pavilions, pool, tennis courts, pickle ball courts, playgrounds and more!
Property Type
Residential
Year Built
1995
Lot Size
0.44 acres
$/Sq Ft
$220
HOA
$240/mo
Garage
4 spaces
Listed by eXp Realty, LLC
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking
Public record data from county appraisal records. Market value can differ from assessed value.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025-14.2% | — | $459,835 | — | — |
2024+4.5% | — | $535,955 | $66,000 | $432,490 |
2023+91.5% | — | $512,735 | $90,750 | $445,205 |
2022 | — | $267,742 | $85,250 | $427,485 |
Zoned assignments come from the property school fields available to us. District context schools are shown only when an assigned tier is missing. Contact the school district directly to verify current boundaries and enrollment eligibility. Ratings from GreatSchools.org.
20% ($90K)
$451,000
Luxury property intelligence
A sourced read on Highland Lake Estates Sec 21 pricing, timing, and property scale. No automated valuation claim.
List price
$451,000
Price per sqft
$220/sqft
Vs. Highland Lake Estates Sec 21 median
Not available
Days on market
235 days
Original to current
$10K reduction
$461K original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 8, 2026.
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#1 ABOR Team 2024 with $1B+ career sales volume
With 20% down ($90,200) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 21520 Paine Ave is around $3,021 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $451,000, 21520 Paine Ave is in the Highland Lake Estates Sec 21 market where there are currently 251 active listings in 78645. The Keenan Group has completed 6 transactions in 78645 as part of 1,000+ career sales totaling $1B+ across Austin.
21520 Paine Ave was built in 1995 (31 years ago). Buyers should budget for potential updates to major systems.
21520 Paine Ave is part of a managed community with HOA dues of $240 annually. HOA-managed communities in Austin's luxury market typically provide amenities such as common areas, security, and exterior maintenance. Verify current dues and rules with the HOA directly.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
8 events on record
Current Price
$451,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025-14.2% | — | $459,835 | — | — |
2024+4.5% | — | $535,955 | $66,000 | $432,490 |
2023+91.5% | — | $512,735 | $90,750 | $445,205 |
2022 | — | $267,742 | $85,250 | $427,485 |
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
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