Beta Williamson County, TX only — data and coverage are limited during early access.

7 BRENDA LN, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,136 sqftBuilt 1977

Property at a Glance

This home is estimated between $490,892 and $1,273,731, with a best estimate of $1,144,095. That places the property above the R451581F - Jackie Thomison Sub median of $825,132, in a neighborhood that declined 11.3% over the past year.

Estimated Value Range

$490,892 $1,273,731
Best Estimate
$1,144,095
WCAD Value
$994,804
High Confidence

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

Based on 5 comparable properties in R451581F - Jackie Thomison Sub, this home's estimated market value is between $490,892 and $1,273,731. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,430 sqft Built 1976
Raw Value $797,482
Adjusted Value $684,926

Adjusted -$112,480 for 294 sqft less living space and -$76 for being older. Net adjustment: -$112,556.

16 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,525 sqft Built 1996
Raw Value $1,421,118
Adjusted Value $1,273,731

Adjusted -$148,826 for 389 sqft less living space and +$1,439 for being newer. Net adjustment: -$147,387.

23 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,440 sqft Built 1987
Raw Value $1,279,274
Adjusted Value $1,163,725

Adjusted -$116,306 for 304 sqft less living space and +$757 for being newer. Net adjustment: -$115,549.

12 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,183 sqft Built 1977
Raw Value $1,162,077
Adjusted Value $1,144,095

Adjusted -$17,982 for 47 sqft less living space. Net adjustment: -$17,982.

15 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,762 sqft Built 1976
Raw Value $347,881
Adjusted Value $490,892

Adjusted +$143,087 for 374 sqft more living space and -$76 for being older. Net adjustment: +$143,011.

The Neighborhood

This home is valued 20.6% above the R451581F - Jackie Thomison Sub median of $825,132. With 25 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 11.3% over the past year.

R451581F - Jackie Thomison Sub

above average
25 Properties
$825,132 Median Value
-11.3% YoY Change
0% Have Pool
52% Have Garage
This Home
$994,804
Median
$825,132

This home is +20.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,278 across all districts. With a homestead exemption claimed, that drops to $8,903 — saving $1,375 per year. That's $742 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%$6,010
Williamson CountyCounty0.3694%$2,486
Austin Community Collegespecial0.1034%$696
Williamson County ESD #9 - Round RockESD0.0999%$672
Williamson County FM/RdCounty0.0443%$298
Upper Brushy Creek WCIDWater0.0170%$114
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$10,278

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,144,095 would pay approximately $7,141 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.

View full property details