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12505 SPLIT RAIL PKWY, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath1,868 sqftBuilt 1978

Property at a Glance

This home is estimated between $361,648 and $506,138, with a best estimate of $425,276. 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

$361,648 $506,138
Best Estimate
$425,276
WCAD Value
$414,207
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 $361,648 and $506,138. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12503 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,757 sqft Built 1978
Raw Value $395,538
Adjusted Value $423,096

Adjusted +$27,558 for 111 sqft more living space. Net adjustment: +$27,558.

12507 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,778 sqft Built 1978
Raw Value $483,793
Adjusted Value $506,138

Adjusted +$22,345 for 90 sqft more living space. Net adjustment: +$22,345.

12501 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,085 sqft Built 1978
Raw Value $453,743
Adjusted Value $361,648

Adjusted -$53,875 for 217 sqft less living space and -$38,220 for no pool. Net adjustment: -$92,095.

12502 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,058 sqft Built 1978
Raw Value $487,463
Adjusted Value $440,291

Adjusted -$47,172 for 190 sqft less living space. Net adjustment: -$47,172.

12413 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,908 sqft Built 1975
Raw Value $461,798
Adjusted Value $425,276

Adjusted -$9,931 for 40 sqft less living space and +$11,629 for being newer and -$38,220 for no pool. Net adjustment: -$36,522.

The Neighborhood

This home is valued 1.7% 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

typical
1,663 Properties
$407,368 Median Value
+0.2% YoY Change
3% Have Pool
95% Have Garage
This Home
$414,207
Median
$407,368

This home is +1.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,597 across all districts. With a homestead exemption claimed, that drops to $6,836 — saving $1,761 per year. That's $570 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%$3,699
AustinCity0.5240%$2,171
Williamson CountyCounty0.3694%$1,530
Anderson Mill Limited Districtspecial0.1243%$515
Austin Community Collegespecial0.1034%$428
Williamson County FM/RdCounty0.0443%$184
Upper Brushy Creek WCIDWater0.0170%$70
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$8,597

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $425,276 would pay approximately $2,655 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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