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13151 MILL STONE DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,685 sqftBuilt 1983

Property at a Glance

This home is estimated between $380,314 and $405,328, with a best estimate of $389,562. 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

$380,314 $405,328
Best Estimate
$389,562
WCAD Value
$399,309
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 $380,314 and $405,328. 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 $380,314

Adjusted +$40,794 for 161 sqft more living space. Net adjustment: +$40,794.

13147 MILL STONE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,512 sqft Built 1983
Raw Value $343,409
Adjusted Value $387,243

Adjusted +$43,834 for 173 sqft more living space. Net adjustment: +$43,834.

13155 MILL STONE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,380 sqft Built 1983
Raw Value $328,048
Adjusted Value $405,328

Adjusted +$77,280 for 305 sqft more living space. Net adjustment: +$77,280.

13152 MILL STONE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,465 sqft Built 1983
Raw Value $333,819
Adjusted Value $389,562

Adjusted +$55,743 for 220 sqft more living space. Net adjustment: +$55,743.

13157 MILL STONE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,447 sqft Built 1983
Raw Value $337,776
Adjusted Value $398,080

Adjusted +$60,304 for 238 sqft more living space. Net adjustment: +$60,304.

The Neighborhood

This home is valued 14.8% 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
$399,309
Median
$347,704

This home is +14.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,288 across all districts. With a homestead exemption claimed, that drops to $6,546 — saving $1,742 per year. That's $546 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%$3,566
AustinCity0.5240%$2,092
Williamson CountyCounty0.3694%$1,475
Anderson Mill Limited Districtspecial0.1243%$497
Austin Community Collegespecial0.1034%$413
Williamson County FM/RdCounty0.0443%$177
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$8,288

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $389,562 would pay approximately $2,432 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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