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13127 MILL STONE DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

2 bed2 bath1,380 sqftBuilt 1983

Property at a Glance

This home is estimated between $282,407 and $386,510, with a best estimate of $321,617. 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

$282,407 $386,510
Best Estimate
$321,617
WCAD Value
$332,339
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 $282,407 and $386,510. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13129 MILL STONE DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,232 sqft Built 1983
Raw Value $349,010
Adjusted Value $386,510

Adjusted +$37,500 for 148 sqft more living space. Net adjustment: +$37,500.

13125 MILL STONE DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,651 sqft Built 1983
Raw Value $351,072
Adjusted Value $282,407

Adjusted -$68,665 for 271 sqft less living space. Net adjustment: -$68,665.

13131 MILL STONE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,332 sqft Built 1983
Raw Value $359,138
Adjusted Value $371,300

Adjusted +$12,162 for 48 sqft more living space. Net adjustment: +$12,162.

13123 MILL STONE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,685 sqft Built 1983
Raw Value $398,897
Adjusted Value $321,617

Adjusted -$77,280 for 305 sqft less living space. Net adjustment: -$77,280.

13133 MILL STONE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,420 sqft Built 1983
Raw Value $329,703
Adjusted Value $319,568

Adjusted -$10,135 for 40 sqft less living space. Net adjustment: -$10,135.

The Neighborhood

This home is valued 4.4% 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
$332,339
Median
$347,704

This home is -4.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,898 across all districts. With a homestead exemption claimed, that drops to $5,238 — saving $1,660 per year. That's $437 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%$2,968
AustinCity0.5240%$1,742
Williamson CountyCounty0.3694%$1,228
Anderson Mill Limited Districtspecial0.1243%$413
Austin Community Collegespecial0.1034%$344
Williamson County FM/RdCounty0.0443%$147
Upper Brushy Creek WCIDWater0.0170%$56
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$6,898

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $321,617 would pay approximately $2,008 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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