Williamson Value property tax analysis

4540 Sansone Dr, Round Rock, TX 78665

4,916 sqft, built 2012, in R421612B - Teravista Gated Appraised at $1,401,797 for 2026.

Williamson County account 307410

Appraised value
$1,401,797
Tax year 2026
Market value
$1,401,797
Living area
4,916 sqft
$285 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 +7.1% from $1,308,574 in 2025 to $1,401,797 in 2026.