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3636 LONGHORN TRL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath2,092 sqftBuilt 2007

Property at a Glance

This home is estimated between $292,569 and $642,023, with a best estimate of $462,172. That places the property above the R401598G - Eagle Ridge - ALL SECTIONS median of $353,883, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$292,569 $642,023
Best Estimate
$462,172
WCAD Value
$460,799
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R401598G - Eagle Ridge - ALL SECTIONS, this home's estimated market value is between $292,569 and $642,023. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3632 LONGHORN TRL, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,806 sqft Built 2006
Raw Value $432,235
Adjusted Value $499,775

Adjusted +$64,349 for 286 sqft more living space and +$3,191 for being newer. Net adjustment: +$67,540.

3608 SHORT HORN LN, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,375 sqft Built 2005
Raw Value $373,596
Adjusted Value $316,303

Adjusted -$63,674 for 283 sqft less living space and +$6,381 for being newer. Net adjustment: -$57,293.

3608 RAMS HORN WAY, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,518 sqft Built 2006
Raw Value $385,227
Adjusted Value $292,569

Adjusted -$95,849 for 426 sqft less living space and +$3,191 for being newer. Net adjustment: -$92,658.

3613 RAMS HORN WAY, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,236 sqft Built 2007
Raw Value $449,425
Adjusted Value $642,023

Adjusted +$192,598 for 856 sqft more living space. Net adjustment: +$192,598.

3604 SHORT HORN LN, ROUND ROCK, TX 78665
0.04 mi 100% similar Same subdivision
4 bed 2 bath 2,067 sqft Built 2003
Raw Value $443,785
Adjusted Value $462,172

Adjusted +$5,625 for 25 sqft more living space and +$12,762 for being newer. Net adjustment: +$18,387.

The Neighborhood

This home is valued 30.2% above the R401598G - Eagle Ridge - ALL SECTIONS median of $353,883. With 749 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.1% over the past year.

R401598G - Eagle Ridge - ALL SECTIONS

above average
749 Properties
$353,883 Median Value
-8.1% YoY Change
0% Have Pool
100% Have Garage
This Home
$460,799
Median
$353,883

This home is +30.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,291 across all districts. With a homestead exemption claimed, that drops to $6,956 — saving $1,335 per year. That's $580 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,115
Round RockCity0.3720%$1,714
Williamson CountyCounty0.3694%$1,702
Austin Community Collegespecial0.1034%$476
Williamson County FM/RdCounty0.0443%$204
Upper Brushy Creek WCIDWater0.0170%$78
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,291

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $462,172 would pay approximately $2,885 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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