Williamson Value property tax analysis

409 Milam Ave, Round Rock, TX 78664

1 bathrooms, 576 sqft, built 1955, in R701575F - Old Town Round Rock Appraised at $180,169 for 2026.

Williamson County account 112221

Appraised value
$180,169
Tax year 2026
Market value
$180,169
Living area
576 sqft
$313 per sqft
Year built
1955

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 -19.8% from $224,639 in 2025 to $180,169 in 2026.