Williamson Value property tax analysis

1205 Mays St S, Round Rock, TX 78664

2 bathrooms, 1,563 sqft, built 1975, in R605477I - South Park, Southern Terrace, Cushing Pa Appraised at $370,406 for 2026.

Williamson County account 128109

Appraised value
$370,406
Tax year 2026
Market value
$403,479
Living area
1,563 sqft
$237 per sqft
Year built
1975

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 +10.0% from $336,733 in 2025 to $370,406 in 2026.