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9219 ANDERSON MILL RD, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed105,977 sqftBuilt 1983

Property at a Glance

This home is estimated between $15,891,444 and $25,583,534, with a best estimate of $25,559,530.

Estimated Value Range

$15,891,444 $25,583,534
Best Estimate
$25,559,530
WCAD Value
$17,740,380
Low Confidence

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

There are 5 comparable properties within range, but none are in R45QA - Apartment Complex-Lakeline Area. The estimated range of $15,891,444 and $25,583,534 should be treated as a rough guide.

Comparable Properties (5)

3 bed 83,249 sqft Built 1985
Raw Value $10,403,462
Adjusted Value $15,891,444

Adjusted +$5,487,780 for 22,728 sqft more living space and +$202 for being newer. Net adjustment: +$5,487,982.

3 bed 8,164 sqft Built 1986
Raw Value $1,882,705
Adjusted Value $25,500,408

Adjusted +$23,617,400 for 97,813 sqft more living space and +$303 for being newer. Net adjustment: +$23,617,703.

3 bed 2 bath 1,551 sqft Built 1983
Raw Value $429,475
Adjusted Value $25,583,421

Adjusted +$25,214,139 for 104,426 sqft more living space and -$60,193 for no garage. Net adjustment: +$25,153,946.

3 bed 2 bath 1,551 sqft Built 1983
Raw Value $429,588
Adjusted Value $25,583,534

Adjusted +$25,214,139 for 104,426 sqft more living space and -$60,193 for no garage. Net adjustment: +$25,153,946.

3 bed 2 bath 1,512 sqft Built 1983
Raw Value $396,167
Adjusted Value $25,559,530

Adjusted +$25,223,556 for 104,465 sqft more living space and -$60,193 for no garage. Net adjustment: +$25,163,363.

The Neighborhood

Subdivision comparison data is not available for this property.

Tax Analysis

The estimated annual property tax is $346,167 across all districts. With a homestead exemption claimed, that drops to $323,047 — saving $23,120 per year. That's $26,921 per month a buyer should budget. The assessed value increased +2.8%. This increase gives a protest opportunity score of 70 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$158,439
AustinCity0.5240%$92,963
Williamson CountyCounty0.3694%$65,541
Austin Community Collegespecial0.1034%$18,344
Williamson County FM/RdCounty0.0443%$7,864
Upper Brushy Creek WCIDWater0.0170%$3,016
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$346,167
70 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $25,559,530 would pay approximately $159,542 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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