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8006 BRIENNE DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath699 sqftBuilt 1996

Property at a Glance

This home is estimated between $-120,748 and $347,972, with a best estimate of $137,250. 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

$-120,748 $347,972
Best Estimate
$137,250
WCAD Value
$369,451
High Confidence

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

Based on 5 comparable properties in R222592G - CAT HOLLOW ALL SECTIONS R4, this home's estimated market value is between $-120,748 and $347,972. All 5 comparables are in the same subdivision, giving this estimate high confidence.

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 $347,972

Adjusted -$65,055 for 241 sqft less living space and -$44,794 for being older. Net adjustment: -$109,849.

16709 DORMAN DR, ROUND ROCK, TX 78681
0.00 mi 95% similar Same subdivision
3 bed 2 bath 1,584 sqft Built 1995
Raw Value $381,657
Adjusted Value $150,228

Adjusted -$238,895 for 885 sqft less living space and +$7,466 for being newer. Net adjustment: -$231,429.

16829 LUCKENWALD DR, ROUND ROCK, TX 78681
0.00 mi 95% similar Same subdivision
3 bed 2 bath 1,585 sqft Built 1997
Raw Value $383,881
Adjusted Value $137,250

Adjusted -$239,165 for 886 sqft less living space and -$7,466 for being older. Net adjustment: -$246,631.

16716 TOMCAT DR, ROUND ROCK, TX 78681
0.00 mi 94% similar Same subdivision
3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $111,948

Adjusted -$263,459 for 976 sqft less living space and +$7,466 for being newer. Net adjustment: -$255,993.

6041 RONCHAMPS DR, ROUND ROCK, TX 78681
0.00 mi 86% similar Same subdivision
3 bed 2 bath 3,097 sqft Built 2000
Raw Value $556,425
Adjusted Value $-120,748

Adjusted -$647,311 for 2,398 sqft less living space and -$29,862 for being older. Net adjustment: -$677,173.

The Neighborhood

This home is valued 18.2% 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

below average
1,233 Properties
$451,685 Median Value
-6.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$369,451
Median
$451,685

This home is -18.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,072 across all districts. With a homestead exemption claimed, that drops to $5,753 — saving $1,319 per year. That's $479 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%$3,300
Brushy Creek MUDMUD0.3868%$1,429
Williamson CountyCounty0.3694%$1,365
Austin Community Collegespecial0.1034%$382
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$369
Williamson County FM/RdCounty0.0443%$164
Upper Brushy Creek WCIDWater0.0170%$63
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,072

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $137,250 would pay approximately $857 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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