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12500 GRISTMILL CV, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath2,820 sqftBuilt 1978

Property at a Glance

This home is estimated between $609,591 and $741,360, with a best estimate of $647,820. That places the property above the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$609,591 $741,360
Best Estimate
$647,820
WCAD Value
$569,097
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R353476G - Anderson Mill, this home's estimated market value is between $609,591 and $741,360. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12500 MOSSY BARK TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,812 sqft Built 1978
Raw Value $420,951
Adjusted Value $671,211

Adjusted +$250,260 for 1,008 sqft more living space. Net adjustment: +$250,260.

12507 GRISTMILL CV, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,143 sqft Built 1978
Raw Value $454,826
Adjusted Value $622,908

Adjusted +$168,082 for 677 sqft more living space. Net adjustment: +$168,082.

12501 GRISTMILL CV, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,654 sqft Built 1978
Raw Value $451,872
Adjusted Value $741,360

Adjusted +$289,488 for 1,166 sqft more living space. Net adjustment: +$289,488.

12601 GRISTMILL CV, AUSTIN, TX 78750
0.25 mi 100% similar Same subdivision
4 bed 2 bath 2,177 sqft Built 1978
Raw Value $449,951
Adjusted Value $609,591

Adjusted +$159,640 for 643 sqft more living space. Net adjustment: +$159,640.

12301 HICKORYSTICK CV, AUSTIN, TX 78750
0.38 mi 100% similar Same subdivision
3 bed 2 bath 2,179 sqft Built 1975
Raw Value $477,047
Adjusted Value $647,820

Adjusted +$159,144 for 641 sqft more living space and +$11,629 for being newer. Net adjustment: +$170,773.

The Neighborhood

This home is valued 39.7% above the R353476G - Anderson Mill median of $407,368. With 1,663 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.2% over the past year.

R353476G - Anderson Mill

above average
1,663 Properties
$407,368 Median Value
+0.2% YoY Change
3% Have Pool
95% Have Garage
This Home
$569,097
Median
$407,368

This home is +39.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,812 across all districts. With a homestead exemption claimed, that drops to $9,860 — saving $1,952 per year. That's $822 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%$5,083
AustinCity0.5240%$2,982
Williamson CountyCounty0.3694%$2,103
Anderson Mill Limited Districtspecial0.1243%$708
Austin Community Collegespecial0.1034%$588
Williamson County FM/RdCounty0.0443%$252
Upper Brushy Creek WCIDWater0.0170%$97
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$11,812

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $647,820 would pay approximately $4,044 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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