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9401 ANDERSON MILL RD, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed14,220 sqftBuilt 1977

Property at a Glance

This home is estimated between $2,439,431 and $6,742,395, with a best estimate of $3,664,185. That places the property above the R45CU - Rr Lakeline Utilities median of $3,409,320, in a neighborhood that appreciated 1.9% over the past year.

Estimated Value Range

$2,439,431 $6,742,395
Best Estimate
$3,664,185
WCAD Value
$1,429,150
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R45CU - Rr Lakeline Utilities. The estimated range of $2,439,431 and $6,742,395 should be treated as a rough guide.

Comparable Properties (5)

3 bed 19,800 sqft Built 1985
Raw Value $3,785,939
Adjusted Value $2,439,431

Adjusted -$1,347,317 for 5,580 sqft less living space and +$809 for being newer. Net adjustment: -$1,346,508.

3 bed 19,755 sqft Built 2017
Raw Value $8,074,800
Adjusted Value $6,742,395

Adjusted -$1,336,451 for 5,535 sqft less living space and +$4,046 for being newer. Net adjustment: -$1,332,405.

3 bed 6,300 sqft Built 1980
Raw Value $1,751,562
Adjusted Value $3,664,185

Adjusted +$1,912,320 for 7,920 sqft more living space and +$303 for being newer. Net adjustment: +$1,912,623.

3 bed 21,500 sqft Built 1999
Raw Value $4,898,330
Adjusted Value $3,142,765

Adjusted -$1,757,790 for 7,280 sqft less living space and +$2,225 for being newer. Net adjustment: -$1,755,565.

3 bed 2,231 sqft Built 1975
Raw Value $1,271,273
Adjusted Value $4,105,677

Adjusted +$2,894,799 for 11,989 sqft more living space and -$202 for being older and -$60,193 for no garage. Net adjustment: +$2,834,404.

The Neighborhood

This home is valued 58.1% below the R45CU - Rr Lakeline Utilities median of $3,409,320. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 1.9% over the past year.

R45CU - Rr Lakeline Utilities

outlier low
6 Properties
$3,409,320 Median Value
+1.9% YoY Change
0% Have Pool
0% Have Garage
This Home
$1,429,150
Median
$3,409,320

This home is -58.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $27,887 across all districts. With a homestead exemption claimed, that drops to $24,875 — saving $3,012 per year. That's $2,073 per month a buyer should budget. The assessed value increased +7.6% vs the subdivision average of +1.9%. This above-average increase gives a protest opportunity score of 54 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$12,764
AustinCity0.5240%$7,489
Williamson CountyCounty0.3694%$5,280
Austin Community Collegespecial0.1034%$1,478
Williamson County FM/RdCounty0.0443%$634
Upper Brushy Creek WCIDWater0.0170%$243
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$27,887
54 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $3,664,185 would pay approximately $22,872 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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