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N A W GRIMES BLVD, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

Built 2005

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 $756,818.

Estimated Value Range

WCAD Appraised Value $756,818

Comparable data is not yet available for this property. The Williamson County Appraisal District values it at $756,818.

The Neighborhood

This home is valued 91.0% below the R20CS - Rr East School median of $8,387,551. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 0.0% over the past year.

R20CS - Rr East School

outlier low
5 Properties
$8,387,551 Median Value
+0.0% YoY Change
0% Have Pool
0% Have Garage
This Home
$756,818
Median
$8,387,551

This home is -91.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,617 across all districts. With a homestead exemption claimed, that drops to $12,227 — saving $1,390 per year. That's $1,019 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,759
Round RockCity0.3720%$2,815
Williamson CountyCounty0.3694%$2,796
Austin Community Collegespecial0.1034%$783
Williamson County FM/RdCounty0.0443%$335
Upper Brushy Creek WCIDWater0.0170%$129
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$13,617

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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