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12807 SPILLWAY DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath698 sqftBuilt 1982

Property at a Glance

This home is estimated between $218,439 and $374,911, with a best estimate of $325,197. 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

$218,439 $374,911
Best Estimate
$325,197
WCAD Value
$375,853
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 $218,439 and $374,911. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12803 SPILLWAY DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 829 sqft Built 1984
Raw Value $332,339
Adjusted Value $299,393

Adjusted -$33,192 for 131 sqft less living space and +$246 for being newer. Net adjustment: -$32,946.

9812 MEADOWHEATH DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,195 sqft Built 1982
Raw Value $344,367
Adjusted Value $218,439

Adjusted -$125,928 for 497 sqft less living space. Net adjustment: -$125,928.

12802 SPILLWAY DR, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 3 bath 706 sqft Built 1984
Raw Value $326,978
Adjusted Value $325,197

Adjusted -$2,027 for 8 sqft less living space and +$246 for being newer. Net adjustment: -$1,781.

9809 MEADOWHEATH DR, AUSTIN, TX 78729
0.05 mi 100% similar Same subdivision
3 bed 2 bath 772 sqft Built 1982
Raw Value $393,661
Adjusted Value $374,911

Adjusted -$18,750 for 74 sqft less living space. Net adjustment: -$18,750.

9807 MEADOWHEATH DR, AUSTIN, TX 78729
0.06 mi 100% similar Same subdivision
3 bed 2 bath 818 sqft Built 1982
Raw Value $356,451
Adjusted Value $326,046

Adjusted -$30,405 for 120 sqft less living space. Net adjustment: -$30,405.

The Neighborhood

This home is valued 8.1% 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
$375,853
Median
$347,704

This home is +8.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,801 across all districts. With a homestead exemption claimed, that drops to $6,088 — saving $1,713 per year. That's $507 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%$3,357
AustinCity0.5240%$1,970
Williamson CountyCounty0.3694%$1,389
Anderson Mill Limited Districtspecial0.1243%$467
Austin Community Collegespecial0.1034%$389
Williamson County FM/RdCounty0.0443%$167
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$7,801

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $325,197 would pay approximately $2,030 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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