Williamson Value property tax analysis

3601 Derby Trl, Round Rock, TX 78681

2 bathrooms, 1,922 sqft, built 2003, in L498506D - Village At Mayfield Appraised at $406,102 for 2026.

Williamson County account 240006

Appraised value
$406,102
Tax year 2026
Market value
$406,102
Living area
1,922 sqft
$211 per sqft
Year built
2003

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 -9.4% from $448,006 in 2025 to $406,102 in 2026.