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8009 BRIENNE DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath932 sqftBuilt 1996

Property at a Glance

This home is estimated between $174,843 and $410,867, with a best estimate of $213,124. That places the property below the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685, in a neighborhood that declined 6.9% over the past year.

Estimated Value Range

$174,843 $410,867
Best Estimate
$213,124
WCAD Value
$434,884
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $174,843 and $410,867. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

102 NORTH FIELD ST, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 940 sqft Built 2002
Raw Value $457,821
Adjusted Value $410,867

Adjusted -$2,160 for 8 sqft less living space and -$44,794 for being older. Net adjustment: -$46,954.

4 bed 2 bath 1,186 sqft Built 1994
Raw Value $407,186
Adjusted Value $353,553

Adjusted -$68,564 for 254 sqft less living space and +$14,931 for being newer. Net adjustment: -$53,633.

16709 DORMAN DR, ROUND ROCK, TX 78681
0.00 mi 96% similar Same subdivision
3 bed 2 bath 1,584 sqft Built 1995
Raw Value $381,657
Adjusted Value $213,124

Adjusted -$175,999 for 652 sqft less living space and +$7,466 for being newer. Net adjustment: -$168,533.

16829 LUCKENWALD DR, ROUND ROCK, TX 78681
0.00 mi 96% similar Same subdivision
3 bed 2 bath 1,585 sqft Built 1997
Raw Value $383,881
Adjusted Value $200,146

Adjusted -$176,269 for 653 sqft less living space and -$7,466 for being older. Net adjustment: -$183,735.

16716 TOMCAT DR, ROUND ROCK, TX 78681
0.00 mi 95% similar Same subdivision
3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $174,843

Adjusted -$200,564 for 743 sqft less living space and +$7,466 for being newer. Net adjustment: -$193,098.

The Neighborhood

This home is valued 3.7% below the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.9% over the past year.

R222592G - CAT HOLLOW ALL SECTIONS R4

typical
1,233 Properties
$451,685 Median Value
-6.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$434,884
Median
$451,685

This home is -3.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,324 across all districts. With a homestead exemption claimed, that drops to $6,993 — saving $1,331 per year. That's $583 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%$3,884
Brushy Creek MUDMUD0.3868%$1,682
Williamson CountyCounty0.3694%$1,607
Austin Community Collegespecial0.1034%$450
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$435
Williamson County FM/RdCounty0.0443%$193
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$8,324

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $213,124 would pay approximately $1,330 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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