Williamson Value property tax analysis

601 Lilac Dr, Round Rock, TX 78664

2 bathrooms, 1,206 sqft, built 1963, in R462475H - Egger Acres Appraised at $336,992 for 2026.

Williamson County account 117764

Appraised value
$336,992
Tax year 2026
Market value
$336,992
Living area
1,206 sqft
$279 per sqft
Year built
1963

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 +7.0% from $314,806 in 2025 to $336,992 in 2026.