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

3099 IH 35 N, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

Built 2021

Property at a Glance

This home is appraised at $844,932. Without subdivision data, a comparison to similar nearby homes is not possible.

Estimated Value Range

WCAD Appraised Value $844,932

Comparable data is not yet available for this property. The Williamson County Appraisal District values it at $844,932.

The Neighborhood

Subdivision comparison data is not available for this property.

Tax Analysis

The estimated annual property tax is $15,203 across all districts. With a homestead exemption claimed, that drops to $13,796 — saving $1,407 per year. That's $1,150 per month a buyer should budget. The assessed value increased +7.6%. 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%$7,546
Round RockCity0.3720%$3,143
Williamson CountyCounty0.3694%$3,122
Austin Community Collegespecial0.1034%$874
Williamson County FM/RdCounty0.0443%$375
Upper Brushy Creek WCIDWater0.0170%$144
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$15,203
70 / 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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