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3513 LONGHORN TRL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,756 sqftBuilt 2005

Property at a Glance

This home is estimated between $216,657 and $513,805, with a best estimate of $301,632. That places the property below the R401598G - Eagle Ridge - ALL SECTIONS median of $353,883, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$216,657 $513,805
Best Estimate
$301,632
WCAD Value
$398,072
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 $216,657 and $513,805. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3517 LONGHORN TRL, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,416 sqft Built 2005
Raw Value $365,155
Adjusted Value $216,657

Adjusted -$148,498 for 660 sqft less living space. Net adjustment: -$148,498.

3509 LONGHORN TRL, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,431 sqft Built 2005
Raw Value $369,890
Adjusted Value $218,017

Adjusted -$151,873 for 675 sqft less living space. Net adjustment: -$151,873.

3521 LONGHORN TRL, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,369 sqft Built 2005
Raw Value $419,685
Adjusted Value $506,759

Adjusted +$87,074 for 387 sqft more living space. Net adjustment: +$87,074.

3448 LONGHORN TRL, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,917 sqft Built 2004
Raw Value $334,666
Adjusted Value $301,632

Adjusted -$36,225 for 161 sqft less living space and +$3,191 for being newer. Net adjustment: -$33,034.

3444 LONGHORN TRL, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,260 sqft Built 2004
Raw Value $399,015
Adjusted Value $513,805

Adjusted +$111,599 for 496 sqft more living space and +$3,191 for being newer. Net adjustment: +$114,790.

The Neighborhood

This home is valued 12.5% 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

typical
749 Properties
$353,883 Median Value
-8.1% YoY Change
0% Have Pool
100% Have Garage
This Home
$398,072
Median
$353,883

This home is +12.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,162 across all districts. With a homestead exemption claimed, that drops to $5,839 — saving $1,323 per year. That's $487 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%$3,555
Round RockCity0.3720%$1,481
Williamson CountyCounty0.3694%$1,471
Austin Community Collegespecial0.1034%$412
Williamson County FM/RdCounty0.0443%$176
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,162

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $301,632 would pay approximately $1,883 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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