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1904 MEXIA DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,869 sqftBuilt 2018

Property at a Glance

This home is estimated between $349,882 and $464,933, with a best estimate of $433,944. That places the property below the R631414D - WARNER RANCH median of $436,007, in a neighborhood that declined 3.2% over the past year.

Estimated Value Range

$349,882 $464,933
Best Estimate
$433,944
WCAD Value
$436,119
High Confidence

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

Based on 5 comparable properties in R631414D - WARNER RANCH, this home's estimated market value is between $349,882 and $464,933. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1970 MEXIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,236 sqft Built 2017
Raw Value $448,197
Adjusted Value $349,882

Adjusted -$88,203 for 367 sqft less living space and -$10,112 for being older. Net adjustment: -$98,315.

1916 MEXIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,869 sqft Built 2018
Raw Value $436,119
Adjusted Value $436,119

This comparable closely matches the subject property's features.

1919 MEXIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,683 sqft Built 2018
Raw Value $420,231
Adjusted Value $464,933

Adjusted +$44,702 for 186 sqft more living space. Net adjustment: +$44,702.

1908 MEXIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,903 sqft Built 2018
Raw Value $442,115
Adjusted Value $433,944

Adjusted -$8,171 for 34 sqft less living space. Net adjustment: -$8,171.

1907 MEXIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,112 sqft Built 2018
Raw Value $485,253
Adjusted Value $426,852

Adjusted -$58,401 for 243 sqft less living space. Net adjustment: -$58,401.

The Neighborhood

This home is in line with the R631414D - WARNER RANCH median of $436,007. Note that values in this subdivision declined 3.2% over the past year.

R631414D - WARNER RANCH

typical
275 Properties
$436,007 Median Value
-3.2% YoY Change
0% Have Pool
97% Have Garage
This Home
$436,119
Median
$436,007

This home is +0.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,847 across all districts. With a homestead exemption claimed, that drops to $6,516 — saving $1,331 per year. That's $543 per month a buyer should budget. The assessed value increased +4.9% vs the subdivision average of -3.2%. This above-average increase gives a protest opportunity score of 41 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,895
Round RockCity0.3720%$1,622
Williamson CountyCounty0.3694%$1,611
Austin Community Collegespecial0.1034%$451
Williamson County FM/RdCounty0.0443%$193
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,847
41 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $433,944 would pay approximately $2,709 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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