Williamson Value property tax analysis

3920 Upper Passage Ln, Round Rock, TX 78681

3 bed / 2 bath, 1,953 sqft, built 2000, in R107503F - Preserve At Stone Oak - Ph 3 & 4 Appraised at $407,105 for 2026.

Williamson County account 211242

Appraised value
$407,105
Tax year 2026
Market value
$407,105
Living area
1,953 sqft
$208 per sqft
Year built
2000

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 -6.7% from $436,374 in 2025 to $407,105 in 2026.