Williamson Value property tax analysis

3833 Sir Noah Tucker Dr, Round Rock, TX 78681

4 bed / 3 bath, 2,877 sqft, built 2021, in G799514C - Mayfield Ranch Appraised at $623,737 for 2026.

Williamson County account 422327

Appraised value
$623,737
Tax year 2026
Market value
$623,737
Living area
2,877 sqft
$217 per sqft
Year built
2021

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 -1.4% from $632,490 in 2025 to $623,737 in 2026.