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12519 SPLIT RAIL PKWY, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath1,586 sqftBuilt 1978

Property at a Glance

This home is estimated between $317,441 and $472,044, with a best estimate of $352,163. 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

$317,441 $472,044
Best Estimate
$352,163
WCAD Value
$492,100
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 $317,441 and $472,044. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12521 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,007 sqft Built 1978
Raw Value $497,428
Adjusted Value $392,905

Adjusted -$104,523 for 421 sqft less living space. Net adjustment: -$104,523.

12517 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,560 sqft Built 1978
Raw Value $465,589
Adjusted Value $472,044

Adjusted +$6,455 for 26 sqft more living space. Net adjustment: +$6,455.

12523 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,952 sqft Built 1978
Raw Value $443,031
Adjusted Value $352,163

Adjusted -$90,868 for 366 sqft less living space. Net adjustment: -$90,868.

12515 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,142 sqft Built 1978
Raw Value $455,481
Adjusted Value $317,441

Adjusted -$138,040 for 556 sqft less living space. Net adjustment: -$138,040.

12525 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.06 mi 100% similar Same subdivision
3 bed 2 bath 2,020 sqft Built 1978
Raw Value $453,819
Adjusted Value $346,068

Adjusted -$107,751 for 434 sqft less living space. Net adjustment: -$107,751.

The Neighborhood

This home is valued 20.8% 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
$492,100
Median
$407,368

This home is +20.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,214 across all districts. With a homestead exemption claimed, that drops to $8,357 — saving $1,857 per year. That's $696 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%$4,395
AustinCity0.5240%$2,579
Williamson CountyCounty0.3694%$1,818
Anderson Mill Limited Districtspecial0.1243%$612
Austin Community Collegespecial0.1034%$509
Williamson County FM/RdCounty0.0443%$218
Upper Brushy Creek WCIDWater0.0170%$84
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$10,214

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $352,163 would pay approximately $2,198 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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