Williamson Value property tax analysis

3604 Cornerstone St, Round Rock, TX 78681

2 bathrooms, 1,217 sqft, built 1982, in R210480H - Brushy Creek Appraised at $300,142 for 2026.

Williamson County account 114727

Appraised value
$300,142
Tax year 2026
Market value
$300,142
Living area
1,217 sqft
$247 per sqft
Year built
1982

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 -10.2% from $334,154 in 2025 to $300,142 in 2026.