Williamson Value property tax analysis

5715 Arbia Ln, Round Rock, TX 78665

2 bathrooms, 1,887 sqft, built 2016, in H121413C - Siena Appraised at $380,697 for 2026.

Williamson County account 365087

Appraised value
$380,697
Tax year 2026
Market value
$380,697
Living area
1,887 sqft
$202 per sqft
Year built
2016

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 -5.6% from $403,079 in 2025 to $380,697 in 2026.