Williamson Value property tax analysis

4124 Rocky Mountain Trl, Round Rock, TX 78681

2 bathrooms, 1,673 sqft, built 2006, in R107503F - Preserve At Stone Oak - Ph 3 & 4 Appraised at $344,621 for 2026.

Williamson County account 246162

Appraised value
$344,621
Tax year 2026
Market value
$344,621
Living area
1,673 sqft
$206 per sqft
Year built
2006

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 -8.0% from $374,735 in 2025 to $344,621 in 2026.