Beta Williamson County, TX only — data and coverage are limited during early access.

13170 MILL STONE DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath592 sqftBuilt 1982

Property at a Glance

This home is estimated between $186,689 and $339,821, with a best estimate of $299,188. 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

$186,689 $339,821
Best Estimate
$299,188
WCAD Value
$339,662
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 $186,689 and $339,821. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9716 ANDERSON VILLAGE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 772 sqft Built 1982
Raw Value $346,167
Adjusted Value $300,559

Adjusted -$45,608 for 180 sqft less living space. Net adjustment: -$45,608.

9719 ANDERSON VILLAGE DR, AUSTIN, TX 78729
0.05 mi 100% similar Same subdivision
3 bed 2 bath 818 sqft Built 1982
Raw Value $356,451
Adjusted Value $299,188

Adjusted -$57,263 for 226 sqft less living space. Net adjustment: -$57,263.

9725 ANDERSON VILLAGE DR, AUSTIN, TX 78729
0.06 mi 100% similar Same subdivision
3 bed 2 bath 564 sqft Built 1982
Raw Value $332,726
Adjusted Value $339,821

Adjusted +$7,095 for 28 sqft more living space. Net adjustment: +$7,095.

13175 MILL STONE DR, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,026 sqft Built 1983
Raw Value $336,153
Adjusted Value $226,311

Adjusted -$109,965 for 434 sqft less living space and +$123 for being newer. Net adjustment: -$109,842.

13166 MILL STONE DR, AUSTIN, TX 78729
0.02 mi 97% similar Same subdivision
3 bed 2 bath 1,232 sqft Built 1982
Raw Value $348,850
Adjusted Value $186,689

Adjusted -$162,161 for 640 sqft less living space. Net adjustment: -$162,161.

The Neighborhood

This home is valued 2.3% 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
$339,662
Median
$347,704

This home is -2.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,050 across all districts. With a homestead exemption claimed, that drops to $5,381 — saving $1,669 per year. That's $448 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%$3,034
AustinCity0.5240%$1,780
Williamson CountyCounty0.3694%$1,255
Anderson Mill Limited Districtspecial0.1243%$422
Austin Community Collegespecial0.1034%$351
Williamson County FM/RdCounty0.0443%$151
Upper Brushy Creek WCIDWater0.0170%$58
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$7,050

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $299,188 would pay approximately $1,868 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.

View full property details