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13133 MILL STONE DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,420 sqftBuilt 1983

Property at a Glance

This home is estimated between $334,837 and $396,645, with a best estimate of $348,564. 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

$334,837 $396,645
Best Estimate
$348,564
WCAD Value
$329,703
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 $334,837 and $396,645. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13135 MILL STONE DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,447 sqft Built 1983
Raw Value $341,678
Adjusted Value $334,837

Adjusted -$6,841 for 27 sqft less living space. Net adjustment: -$6,841.

13131 MILL STONE DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,332 sqft Built 1983
Raw Value $359,138
Adjusted Value $381,435

Adjusted +$22,297 for 88 sqft more living space. Net adjustment: +$22,297.

13137 MILL STONE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,312 sqft Built 1983
Raw Value $321,199
Adjusted Value $348,564

Adjusted +$27,365 for 108 sqft more living space. Net adjustment: +$27,365.

13129 MILL STONE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,232 sqft Built 1983
Raw Value $349,010
Adjusted Value $396,645

Adjusted +$47,635 for 188 sqft more living space. Net adjustment: +$47,635.

13127 MILL STONE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
2 bed 2 bath 1,380 sqft Built 1983
Raw Value $332,339
Adjusted Value $342,474

Adjusted +$10,135 for 40 sqft more living space. Net adjustment: +$10,135.

The Neighborhood

This home is valued 5.2% 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
$329,703
Median
$347,704

This home is -5.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,843 across all districts. With a homestead exemption claimed, that drops to $5,187 — saving $1,656 per year. That's $432 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%$2,945
AustinCity0.5240%$1,728
Williamson CountyCounty0.3694%$1,218
Anderson Mill Limited Districtspecial0.1243%$410
Austin Community Collegespecial0.1034%$341
Williamson County FM/RdCounty0.0443%$146
Upper Brushy Creek WCIDWater0.0170%$56
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$6,843

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $348,564 would pay approximately $2,176 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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