Williamson Value property tax analysis

8045 Massa Dr, Round Rock, TX 78665

2 bathrooms, 1,828 sqft, built 2017, in H121413C - Siena Appraised at $375,189 for 2026.

Williamson County account 368803

Appraised value
$375,189
Tax year 2026
Market value
$375,189
Living area
1,828 sqft
$205 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 -3.6% from $389,125 in 2025 to $375,189 in 2026.