Williamson Value property tax analysis

3806 Vallarta Ln, Round Rock, TX 78681

2 bathrooms, 1,838 sqft, built 2005, in L498506D - Village At Mayfield Appraised at $404,667 for 2026.

Williamson County account 255118

Appraised value
$404,667
Tax year 2026
Market value
$404,667
Living area
1,838 sqft
$220 per sqft
Year built
2005

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 -11.7% from $458,247 in 2025 to $404,667 in 2026.