Williamson Value property tax analysis

5633 Porano Cir, Round Rock, TX 78665

3 bed / 2 bath, 1,868 sqft, built 2018, in H121413C - Siena Appraised at $427,264 for 2026.

Williamson County account 350834

Appraised value
$427,264
Tax year 2026
Market value
$427,264
Living area
1,868 sqft
$229 per sqft
Year built
2018

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 -4.1% from $445,460 in 2025 to $427,264 in 2026.