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13147 MILL STONE DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,512 sqftBuilt 1983

Property at a Glance

This home is estimated between $336,479 and $421,845, with a best estimate of $360,491. That places the property above the R350481H - Anderson Mill Village median of $347,704, in a neighborhood that declined 4.9% over the past year.

Estimated Value Range

$336,479 $421,845
Best Estimate
$360,491
WCAD Value
$343,409
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 $336,479 and $421,845. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13149 MILL STONE DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,524 sqft Built 1983
Raw Value $339,520
Adjusted Value $336,479

Adjusted -$3,041 for 12 sqft less living space. Net adjustment: -$3,041.

13151 MILL STONE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,685 sqft Built 1983
Raw Value $399,309
Adjusted Value $355,475

Adjusted -$43,834 for 173 sqft less living space. Net adjustment: -$43,834.

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 $360,491

Adjusted +$33,446 for 132 sqft more living space. Net adjustment: +$33,446.

13141 MILL STONE DR, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
2 bed 2 bath 1,389 sqft Built 1983
Raw Value $390,680
Adjusted Value $421,845

Adjusted +$31,165 for 123 sqft more living space. Net adjustment: +$31,165.

13126 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 $371,874

Adjusted +$50,675 for 200 sqft more living space. Net adjustment: +$50,675.

The Neighborhood

This home is valued 1.2% below the R350481H - Anderson Mill Village median of $347,704. That positions it competitively for buyers comparing within the neighborhood. 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
$343,409
Median
$347,704

This home is -1.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,128 across all districts. With a homestead exemption claimed, that drops to $5,454 — saving $1,674 per year. That's $455 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%$3,067
AustinCity0.5240%$1,800
Williamson CountyCounty0.3694%$1,269
Anderson Mill Limited Districtspecial0.1243%$427
Austin Community Collegespecial0.1034%$355
Williamson County FM/RdCounty0.0443%$152
Upper Brushy Creek WCIDWater0.0170%$58
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$7,128

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $360,491 would pay approximately $2,250 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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