Williamson Value property tax analysis

4407 Sansone Dr, Round Rock, TX 78665

4 bathrooms, 4,640 sqft, built 2012, in R421612B - Teravista Gated Appraised at $1,207,868 for 2026.

Williamson County account 307399

Appraised value
$1,207,868
Tax year 2026
Market value
$1,345,367
Living area
4,640 sqft
$260 per sqft
Year built
2012

Why this page matters for a protest

A strong tax protest page needs the county value, property facts, and enough context to compare this home with similar properties nearby. This page gives homeowners a starting point before reviewing comparable homes and prior-year changes.

The county value changed +10.0% from $1,098,062 in 2025 to $1,207,868 in 2026.