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400 SUNSET DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed14,452 sqftBuilt 1958

Property at a Glance

This home is appraised at $2,221,933. Without subdivision data, a comparison to similar nearby homes is not possible.

Estimated Value Range

WCAD Appraised Value $2,221,933

Comparable data is not yet available for this property. The Williamson County Appraisal District values it at $2,221,933.

The Neighborhood

Subdivision comparison data is not available for this property.

R20QC - CHURCH- East Round Rock

8 Properties
$3,933,377 Median Value
+11.4% YoY Change
25% Have Pool
38% Have Garage
This Home
$2,221,933
Median
$3,933,377

This home is -43.5% below the subdivision median.

Tax Analysis

Tax analysis is not yet available for this property.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$19,844
Round RockCity0.3720%$8,266
Williamson CountyCounty0.3694%$8,209
Austin Community Collegespecial0.1034%$2,297
Williamson County FM/RdCounty0.0443%$985
Upper Brushy Creek WCIDWater0.0170%$378
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$39,979

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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