Williamson Value property tax analysis

1204 St Williams Ave, Round Rock, TX 78681

2 bathrooms, 1,950 sqft, built 1976, in R325576F - Round Rock West/Lake Creek West/Shadow Brook Appraised at $543,894 for 2026.

Williamson County account 127159

Appraised value
$543,894
Tax year 2026
Market value
$543,894
Living area
1,950 sqft
$279 per sqft
Year built
1976

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 $566,401 in 2025 to $543,894 in 2026.