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10 BRENDA LN, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed1,576 sqftBuilt 1992

Property at a Glance

This home is estimated between $540,621 and $1,163,675, with a best estimate of $671,315. That places the property below the R451581F - Jackie Thomison Sub median of $825,132, in a neighborhood that declined 11.3% over the past year.

Estimated Value Range

$540,621 $1,163,675
Best Estimate
$671,315
WCAD Value
$504,532
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 $540,621 and $1,163,675. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

18 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,716 sqft Built 1982
Raw Value $656,518
Adjusted Value $602,199

Adjusted -$53,562 for 140 sqft less living space and -$757 for being older. Net adjustment: -$54,319.

11 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,749 sqft Built 1985
Raw Value $738,032
Adjusted Value $671,315

Adjusted -$66,187 for 173 sqft less living space and -$530 for being older. Net adjustment: -$66,717.

14 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,601 sqft Built 1977
Raw Value $1,174,376
Adjusted Value $1,163,675

Adjusted -$9,565 for 25 sqft less living space and -$1,136 for being older. Net adjustment: -$10,701.

20 BRENDA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,651 sqft Built 1982
Raw Value $825,132
Adjusted Value $795,681

Adjusted -$28,694 for 75 sqft less living space and -$757 for being older. Net adjustment: -$29,451.

1 KIM CV, ROUND ROCK, TX 78665
0.17 mi 100% similar Same subdivision
3 bed 2 bath 2,044 sqft Built 1994
Raw Value $719,520
Adjusted Value $540,621

Adjusted -$179,050 for 468 sqft less living space and +$151 for being newer. Net adjustment: -$178,899.

The Neighborhood

This home is valued 38.9% below the R451581F - Jackie Thomison Sub median of $825,132. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 11.3% over the past year.

R451581F - Jackie Thomison Sub

below average
25 Properties
$825,132 Median Value
-11.3% YoY Change
0% Have Pool
52% Have Garage
This Home
$504,532
Median
$825,132

This home is -38.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,705 across all districts. With a homestead exemption claimed, that drops to $6,362 — saving $1,343 per year. That's $530 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%$4,506
Williamson CountyCounty0.3694%$1,864
Austin Community Collegespecial0.1034%$522
Williamson County ESD #9 - Round RockESD0.0999%$504
Williamson County FM/RdCounty0.0443%$224
Upper Brushy Creek WCIDWater0.0170%$86
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$7,705

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $671,315 would pay approximately $4,190 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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