Williamson Value property tax analysis

4151 Van Ness Ave, Round Rock, TX 78681

2 bathrooms, 1,612 sqft, built 2017, in G799514C - Mayfield Ranch Appraised at $386,587 for 2026.

Williamson County account 370429

Appraised value
$386,587
Tax year 2026
Market value
$386,587
Living area
1,612 sqft
$240 per sqft
Year built
2017

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 -10.2% from $430,422 in 2025 to $386,587 in 2026.