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12510 SPLIT RAIL PKWY, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath1,162 sqftBuilt 1978

Property at a Glance

This home is estimated between $238,926 and $526,666, with a best estimate of $305,301. That places the property below the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$238,926 $526,666
Best Estimate
$305,301
WCAD Value
$508,587
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 $238,926 and $526,666. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12509 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.04 mi 100% similar Same subdivision
4 bed 2 bath 888 sqft Built 1978
Raw Value $458,639
Adjusted Value $526,666

Adjusted +$68,027 for 274 sqft more living space. Net adjustment: +$68,027.

12505 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.05 mi 100% similar Same subdivision
4 bed 2 bath 1,868 sqft Built 1978
Raw Value $414,207
Adjusted Value $238,926

Adjusted -$175,281 for 706 sqft less living space. Net adjustment: -$175,281.

12517 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.07 mi 100% similar Same subdivision
4 bed 2 bath 1,560 sqft Built 1978
Raw Value $465,589
Adjusted Value $366,776

Adjusted -$98,813 for 398 sqft less living space. Net adjustment: -$98,813.

12410 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.08 mi 100% similar Same subdivision
3 bed 2 bath 1,507 sqft Built 1976
Raw Value $383,203
Adjusted Value $305,301

Adjusted -$85,655 for 345 sqft less living space and +$7,753 for being newer. Net adjustment: -$77,902.

12413 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.08 mi 100% similar Same subdivision
4 bed 2 bath 1,908 sqft Built 1975
Raw Value $461,798
Adjusted Value $249,995

Adjusted -$185,212 for 746 sqft less living space and +$11,629 for being newer and -$38,220 for no pool. Net adjustment: -$211,803.

The Neighborhood

This home is valued 24.8% 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
$508,587
Median
$407,368

This home is +24.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,556 across all districts. With a homestead exemption claimed, that drops to $8,679 — saving $1,877 per year. That's $723 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%$4,542
AustinCity0.5240%$2,665
Williamson CountyCounty0.3694%$1,879
Anderson Mill Limited Districtspecial0.1243%$632
Austin Community Collegespecial0.1034%$526
Williamson County FM/RdCounty0.0443%$225
Upper Brushy Creek WCIDWater0.0170%$86
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$10,556

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $305,301 would pay approximately $1,906 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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