Williamson Value property tax analysis

3112 Carnousty St, Round Rock, TX 78664

4 bathrooms, 3,463 sqft, built 2007, in R549699C - Forest Creek Sec 14,20,21,26-30,33,34 Appraised at $885,309 for 2026.

Williamson County account 227352

Appraised value
$885,309
Tax year 2026
Market value
$885,309
Living area
3,463 sqft
$256 per sqft
Year built
2007

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 +2.1% from $867,051 in 2025 to $885,309 in 2026.