Williamson Value property tax analysis

3206 Onion Branch Cv, Round Rock, TX 78681

2 bathrooms, 1,822 sqft, built 2004, in R107503F - Preserve At Stone Oak - Ph 3 & 4 Appraised at $371,477 for 2026.

Williamson County account 209395

Appraised value
$371,477
Tax year 2026
Market value
$371,477
Living area
1,822 sqft
$204 per sqft
Year built
2004

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 -4.4% from $388,604 in 2025 to $371,477 in 2026.