Williamson Value property tax analysis

3718 Lagoona Dr, Round Rock, TX 78681

2 bathrooms, 1,864 sqft, built 2003, in L498506D - Village At Mayfield Appraised at $400,066 for 2026.

Williamson County account 240060

Appraised value
$400,066
Tax year 2026
Market value
$400,066
Living area
1,864 sqft
$215 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 -11.5% from $451,949 in 2025 to $400,066 in 2026.