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11921 ACORN CREEK TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath1,629 sqftBuilt 1977

Property at a Glance

This home is estimated between $340,956 and $425,764, with a best estimate of $397,390. 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

$340,956 $425,764
Best Estimate
$397,390
WCAD Value
$360,113
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 $340,956 and $425,764. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12001 ACORN CREEK TRL, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,580 sqft Built 1977
Raw Value $371,255
Adjusted Value $383,325

Adjusted +$12,070 for 49 sqft more living space. Net adjustment: +$12,070.

11919 ACORN CREEK TRL, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,767 sqft Built 1977
Raw Value $374,948
Adjusted Value $340,956

Adjusted -$33,992 for 138 sqft less living space. Net adjustment: -$33,992.

12003 ACORN CREEK TRL, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,381 sqft Built 1977
Raw Value $364,676
Adjusted Value $425,764

Adjusted +$61,088 for 248 sqft more living space. Net adjustment: +$61,088.

11917 ACORN CREEK TRL, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,533 sqft Built 1977
Raw Value $400,179
Adjusted Value $423,826

Adjusted +$23,647 for 96 sqft more living space. Net adjustment: +$23,647.

11918 ACORN CREEK TRL, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,410 sqft Built 1977
Raw Value $343,445
Adjusted Value $397,390

Adjusted +$53,945 for 219 sqft more living space. Net adjustment: +$53,945.

The Neighborhood

This home is valued 7.1% below the R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD median of $387,608. That positions it competitively for buyers comparing within the neighborhood. 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
$360,113
Median
$387,608

This home is -7.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,475 across all districts. With a homestead exemption claimed, that drops to $5,780 — saving $1,695 per year. That's $482 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%$3,216
AustinCity0.5240%$1,887
Williamson CountyCounty0.3694%$1,330
Anderson Mill Limited Districtspecial0.1243%$448
Austin Community Collegespecial0.1034%$372
Williamson County FM/RdCounty0.0443%$160
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$7,475

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $397,390 would pay approximately $2,480 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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