Williamson Value property tax analysis

3428 Tourmaline Trl, Round Rock, TX 78681

3 bathrooms, 3,576 sqft, built 2009, in R147606C - Walsh Ranch Appraised at $940,706 for 2026.

Williamson County account 300543

Appraised value
$940,706
Tax year 2026
Market value
$940,706
Living area
3,576 sqft
$263 per sqft
Year built
2009

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 +3.4% from $909,434 in 2025 to $940,706 in 2026.