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12103 ACORN CREEK TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath1,645 sqftBuilt 1977

Property at a Glance

This home is estimated between $403,852 and $443,327, with a best estimate of $419,520. That places the property above the R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD median of $387,608, in a neighborhood that declined 7.3% over the past year.

Estimated Value Range

$403,852 $443,327
Best Estimate
$419,520
WCAD Value
$399,043
High Confidence

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

Based on 5 comparable properties in R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD, this home's estimated market value is between $403,852 and $443,327. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12105 ACORN CREEK TRL, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,425 sqft Built 1977
Raw Value $364,900
Adjusted Value $419,091

Adjusted +$54,191 for 220 sqft more living space. Net adjustment: +$54,191.

12101 ACORN CREEK TRL, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,318 sqft Built 1977
Raw Value $353,203
Adjusted Value $433,750

Adjusted +$80,547 for 327 sqft more living space. Net adjustment: +$80,547.

12107 ACORN CREEK TRL, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,410 sqft Built 1977
Raw Value $361,634
Adjusted Value $419,520

Adjusted +$57,886 for 235 sqft more living space. Net adjustment: +$57,886.

12100 GREY ROCK LN, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,653 sqft Built 1977
Raw Value $445,298
Adjusted Value $443,327

Adjusted -$1,971 for 8 sqft less living space. Net adjustment: -$1,971.

12013 ACORN CREEK TRL, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,425 sqft Built 1977
Raw Value $349,661
Adjusted Value $403,852

Adjusted +$54,191 for 220 sqft more living space. Net adjustment: +$54,191.

The Neighborhood

This home is valued 3.0% above the R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD median of $387,608. With 834 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 7.3% over the past year.

R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD

typical
834 Properties
$387,608 Median Value
-7.3% YoY Change
2% Have Pool
97% Have Garage
This Home
$399,043
Median
$387,608

This home is +3.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,283 across all districts. With a homestead exemption claimed, that drops to $6,540 — saving $1,743 per year. That's $545 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%$3,564
AustinCity0.5240%$2,091
Williamson CountyCounty0.3694%$1,474
Anderson Mill Limited Districtspecial0.1243%$496
Austin Community Collegespecial0.1034%$413
Williamson County FM/RdCounty0.0443%$177
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$8,283

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $419,520 would pay approximately $2,619 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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