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

TONKINESE DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — 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 $637,370.

Estimated Value Range

WCAD Appraised Value $637,370

Comparable data is not yet available for this property. The Williamson County Appraisal District values it at $637,370.

The Neighborhood

This home is valued 13236.9% above the R30TR - Round Rock Transitional, Williamson County West Ih35 median of $4,779. With 63 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 651.1% over the past year.

R30TR - Round Rock Transitional, Williamson County West Ih35

outlier high
63 Properties
$4,779 Median Value
+651.1% YoY Change
0% Have Pool
0% Have Garage
This Home
$637,370
Median
$4,779

This home is +13236.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $35 across all districts. With a homestead exemption claimed, that drops to $12 — saving $23 per year. That's $1 per month a buyer should budget. The assessed value increased +41287.7% vs the subdivision average of +651.1%. 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
Round Rock ISDSchool0.8931%$17
Brushy Creek MUDMUD0.3868%$7
Williamson CountyCounty0.3694%$7
Austin Community Collegespecial0.1034%$2
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$2
Williamson County FM/RdCounty0.0443%$1
Upper Brushy Creek WCIDWater0.0170%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$35
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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