Beta Williamson County, TX only — data and coverage are limited during early access.

183A TOLL RD, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

Property at a Glance

There are not enough comparable properties nearby to estimate a price range. The Williamson County Appraisal District values this home at $4,302,431.

Estimated Value Range

WCAD Appraised Value $4,302,431

Comparable data is not yet available for this property. The Williamson County Appraisal District values it at $4,302,431.

The Neighborhood

This home is valued 1635.9% above the R45 - Lakeline Area Vacant median of $247,850. With 31 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 18.6% over the past year.

R45 - Lakeline Area Vacant

outlier high
31 Properties
$247,850 Median Value
+18.6% YoY Change
0% Have Pool
0% Have Garage
This Home
$4,302,431
Median
$247,850

This home is +1635.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $85,234 across all districts. With a homestead exemption claimed, that drops to $82,763 — saving $2,471 per year. That's $6,897 per month a buyer should budget. The assessed value increased +105.0% vs the subdivision average of +18.6%. This above-average increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$46,763
Williamson CountyCounty0.3694%$15,895
Cedar ParkCity0.3600%$15,489
Austin Community Collegespecial0.1034%$4,449
Williamson County FM/RdCounty0.0443%$1,907
Upper Brushy Creek WCIDWater0.0170%$731
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9811%$85,234
100 / 100

There may be a strong case to protest this appraisal.

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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