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7121 AVIGNON DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,923 sqftBuilt 2001

Property at a Glance

This home is estimated between $466,848 and $798,366, with a best estimate of $479,680. That places the property above 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

$466,848 $798,366
Best Estimate
$479,680
WCAD Value
$575,068
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R222592G - CAT HOLLOW ALL SECTIONS R4. The estimated range of $466,848 and $798,366 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $798,366

Adjusted -$62,356 for 231 sqft less living space. Net adjustment: -$62,356.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $466,848

Adjusted +$1,890 for 7 sqft more living space and -$97,053 for being older. Net adjustment: -$95,163.

16716 TOMCAT DR, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $479,680

Adjusted +$66,945 for 248 sqft more living space and +$44,794 for being newer. Net adjustment: +$111,739.

4 bed 3 bath 1,916 sqft Built 2016
Raw Value $578,786
Adjusted Value $468,692

Adjusted +$1,890 for 7 sqft more living space and -$111,984 for being older. Net adjustment: -$110,094.

16829 LUCKENWALD DR, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
3 bed 2 bath 1,585 sqft Built 1997
Raw Value $383,881
Adjusted Value $504,982

Adjusted +$91,239 for 338 sqft more living space and +$29,862 for being newer. Net adjustment: +$121,101.

The Neighborhood

This home is valued 27.3% above the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685. With 1,233 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 6.9% over the past year.

R222592G - CAT HOLLOW ALL SECTIONS R4

above average
1,233 Properties
$451,685 Median Value
-6.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$575,068
Median
$451,685

This home is +27.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,007 across all districts. With a homestead exemption claimed, that drops to $9,651 — saving $1,356 per year. That's $804 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%$5,136
Brushy Creek MUDMUD0.3868%$2,225
Williamson CountyCounty0.3694%$2,125
Austin Community Collegespecial0.1034%$595
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$575
Williamson County FM/RdCounty0.0443%$255
Upper Brushy Creek WCIDWater0.0170%$98
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$11,007

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $479,680 would pay approximately $2,994 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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