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3111 ANSONIA TRL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,937 sqftBuilt 2004

Property at a Glance

This home is estimated between $290,446 and $500,643, with a best estimate of $414,827. 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

$290,446 $500,643
Best Estimate
$414,827
WCAD Value
$456,688
Low Confidence

Based on 5 comparable properties(1 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 $290,446 and $500,643 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,187 sqft Built 2003
Raw Value $472,820
Adjusted Value $412,802

Adjusted -$67,484 for 250 sqft less living space and +$7,466 for being newer. Net adjustment: -$60,018.

3 bed 2 bath 1,977 sqft Built 2004
Raw Value $487,688
Adjusted Value $476,890

Adjusted -$10,798 for 40 sqft less living space. Net adjustment: -$10,798.

3 bed 2 bath 1,853 sqft Built 2002
Raw Value $377,221
Adjusted Value $414,827

Adjusted +$22,675 for 84 sqft more living space and +$14,931 for being newer. Net adjustment: +$37,606.

3100 ANSONIA TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,124 sqft Built 2004
Raw Value $551,121
Adjusted Value $500,643

Adjusted -$50,478 for 187 sqft less living space. Net adjustment: -$50,478.

3 bed 2 bath 2,208 sqft Built 2006
Raw Value $378,530
Adjusted Value $290,446

Adjusted -$73,153 for 271 sqft less living space and -$14,931 for being older. Net adjustment: -$88,084.

The Neighborhood

This home is valued 1.1% 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

typical
1,233 Properties
$451,685 Median Value
-6.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$456,688
Median
$451,685

This home is +1.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,742 across all districts. With a homestead exemption claimed, that drops to $7,407 — saving $1,335 per year. That's $617 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%$4,079
Brushy Creek MUDMUD0.3868%$1,767
Williamson CountyCounty0.3694%$1,687
Austin Community Collegespecial0.1034%$472
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$457
Williamson County FM/RdCounty0.0443%$202
Upper Brushy Creek WCIDWater0.0170%$78
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$8,742

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $414,827 would pay approximately $2,589 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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