Williamson Value property tax analysis

3733 Castle Rock Dr, Round Rock, TX 78681

2 bathrooms, 1,471 sqft, built 2003, in R107503F - Preserve At Stone Oak - Ph 3 & 4 Appraised at $367,284 for 2026.

Williamson County account 232567

Appraised value
$367,284
Tax year 2026
Market value
$367,284
Living area
1,471 sqft
$250 per sqft
Year built
2003

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 +3.4% from $355,156 in 2025 to $367,284 in 2026.