Williamson Value property tax analysis

3732 Castle Rock Dr, Round Rock, TX 78681

2 bathrooms, 1,693 sqft, built 2003, in R107503F - Preserve At Stone Oak - Ph 3 & 4 Appraised at $358,125 for 2026.

Williamson County account 232631

Appraised value
$358,125
Tax year 2026
Market value
$358,125
Living area
1,693 sqft
$212 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 -7.9% from $388,990 in 2025 to $358,125 in 2026.