Williamson Value property tax analysis

16811 Mouse Trap Dr, Round Rock, TX 78681

2 bathrooms, 2,935 sqft, built 1996, in R224599C - Cat Hollow Sec A Ph 3 Appraised at $785,719 for 2026.

Williamson County account 172522

Appraised value
$785,719
Tax year 2026
Market value
$785,719
Living area
2,935 sqft
$268 per sqft
Year built
1996

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 +8.9% from $721,260 in 2025 to $785,719 in 2026.