Williamson Value property tax analysis

5952 Agostino Dr, Round Rock, TX 78665

3 bed / 2 bath, 1,548 sqft, built 2019, in H121413C - Siena Appraised at $337,803 for 2026.

Williamson County account 395107

Appraised value
$337,803
Tax year 2026
Market value
$337,803
Living area
1,548 sqft
$218 per sqft
Year built
2019

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 -4.0% from $351,841 in 2025 to $337,803 in 2026.