Williamson Value property tax analysis

4219 Kingsley Ave, Round Rock, TX 78681

4 bed / 2 bath, 2,227 sqft, built 2019, in G799514C - Mayfield Ranch Appraised at $527,645 for 2026.

Williamson County account 368078

Appraised value
$527,645
Tax year 2026
Market value
$527,645
Living area
2,227 sqft
$237 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 -5.0% from $555,462 in 2025 to $527,645 in 2026.