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13145 MILL STONE DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath852 sqftBuilt 1983

Property at a Glance

This home is estimated between $193,262 and $380,432, with a best estimate of $204,646. That places the property below the R350481H - Anderson Mill Village median of $347,704, in a neighborhood that declined 4.9% over the past year.

Estimated Value Range

$193,262 $380,432
Best Estimate
$204,646
WCAD Value
$360,056
High Confidence

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

Based on 5 comparable properties in R350481H - Anderson Mill Village, this home's estimated market value is between $193,262 and $380,432. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13143 MILL STONE DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 765 sqft Built 1983
Raw Value $358,388
Adjusted Value $380,432

Adjusted +$22,044 for 87 sqft more living space. Net adjustment: +$22,044.

13128 MILL STONE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,380 sqft Built 1983
Raw Value $327,045
Adjusted Value $193,262

Adjusted -$133,783 for 528 sqft less living space. Net adjustment: -$133,783.

13139 MILL STONE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 756 sqft Built 1983
Raw Value $343,175
Adjusted Value $367,499

Adjusted +$24,324 for 96 sqft more living space. Net adjustment: +$24,324.

13137 MILL STONE DR, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,312 sqft Built 1983
Raw Value $321,199
Adjusted Value $204,646

Adjusted -$116,553 for 460 sqft less living space. Net adjustment: -$116,553.

13126 MILL STONE DR, AUSTIN, TX 78729
0.05 mi 100% similar Same subdivision
3 bed 2 bath 1,312 sqft Built 1983
Raw Value $321,199
Adjusted Value $204,646

Adjusted -$116,553 for 460 sqft less living space. Net adjustment: -$116,553.

The Neighborhood

This home is valued 3.6% above the R350481H - Anderson Mill Village median of $347,704. With 247 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.9% over the past year.

R350481H - Anderson Mill Village

typical
247 Properties
$347,704 Median Value
-4.9% YoY Change
1% Have Pool
98% Have Garage
This Home
$360,056
Median
$347,704

This home is +3.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,473 across all districts. With a homestead exemption claimed, that drops to $5,779 — saving $1,694 per year. That's $482 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%$3,216
AustinCity0.5240%$1,887
Williamson CountyCounty0.3694%$1,330
Anderson Mill Limited Districtspecial0.1243%$448
Austin Community Collegespecial0.1034%$372
Williamson County FM/RdCounty0.0443%$160
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$7,473

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $204,646 would pay approximately $1,277 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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