Williamson Value property tax analysis

605 Lewis St N, Round Rock, TX 78664

1,598 sqft, built 2008, in R701575F - Old Town Round Rock Appraised at $485,172 for 2026.

Williamson County account 121916

Appraised value
$485,172
Tax year 2026
Market value
$508,047
Living area
1,598 sqft
$304 per sqft
Year built
2008

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 +5.3% from $460,569 in 2025 to $485,172 in 2026.