Williamson Value property tax analysis

4612 Ercolano Ln, Round Rock, TX 78665

3 bed / 2 bath, 2,484 sqft, built 2022, in H123421C - Salerno Appraised at $482,990 for 2026.

Williamson County account 448936

Appraised value
$482,990
Tax year 2026
Market value
$482,990
Living area
2,484 sqft
$194 per sqft
Year built
2022

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 -2.2% from $493,766 in 2025 to $482,990 in 2026.