Williamson Value property tax analysis

5604 Sacco St, Round Rock, TX 78665

3 bathrooms, 2,619 sqft, built 2013, in H121413C - Siena Appraised at $486,114 for 2026.

Williamson County account 329140

Appraised value
$486,114
Tax year 2026
Market value
$486,114
Living area
2,619 sqft
$186 per sqft
Year built
2013

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 +4.0% from $467,309 in 2025 to $486,114 in 2026.