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Verified property facts
21503 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.
21503 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 21503 Paine Ave is $945. 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.
With 20% down ($8,500) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 21503 Paine Ave is around $299 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
#1 Austin Board of Realtors Team. Over 1,000 successful transactions with high-end expertise.
25+ years advising buyers and sellers in this community
Best Match
Balanced against price, location, and layout so nearby lookalikes rise first. Similar properties in Highland Lake Estates Sec 21
Listing timeline with current price, original ask, and market time.
Build your dream home in the heart of the Texas Hill Country on this beautiful Lago Vista lot offering breathtaking views and a peaceful, established setting. Located on a street lined with well-maintained homes, this property offers convenient access to utilities, making your building process smooth and efficient. Whether you envision a full-time residence or a weekend retreat, this homesite is the perfect canvas.
As a property owner, you’ll enjoy access to the exceptional amenities of the Lago Vista Property Owners Association, including multiple private waterfront parks on Lake Travis, boat ramps, fishing areas, picnic pavilions, a campground, playgrounds, sport courts, and more. Golf enthusiasts will love being near the scenic Lago Vista Golf Course, known for its rolling fairways and stunning lake views.
Beyond the natural beauty, Lago Vista offers everyday convenience with a local food truck park, Starbucks, two grocery stores, unique shopping, and local favorites like Flat Creek Estate Winery & Vineyard and Lago Vista Brewing Company just minutes away. Enjoy the perfect blend of Hill Country tranquility and vibrant community living in one of the fastest-growing lake areas in Central Texas. Don’t miss this opportunity to secure your piece of Lago Vista!
Property Type
Land
Lot Size
0.22 acres
Listed by Keller Williams Realty-RR WC
Property Details
Lot Features
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% ($9K)
$42,500
Luxury property intelligence
A sourced read on Highland Lake Estates Sec 21 pricing, timing, and property scale. No automated valuation claim.
List price
$42,500
Price per sqft
Not available
Vs. Highland Lake Estates Sec 21 median
Not available
Days on market
88 days
Original to current
No verified reduction
$42.5K original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 9, 2026.
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#1 ABOR Team 2024 with $1B+ career sales volume
At $42,500, 21503 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.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
Active listings near 21503 Paine Ave
Recent sales for market context
