Williamson Value property tax analysis

9720 Castle Pines Dr, Austin, TX 78717

3 bed / 2 bath, 1,834 sqft, built 2004, in R251501D - Avery Ranch South Appraised at $542,941 for 2026.

Williamson County account 233146

Appraised value
$542,941
Tax year 2026
Market value
$542,941
Living area
1,834 sqft
$296 per sqft
Year built
2004

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 -4.0% from $565,743 in 2025 to $542,941 in 2026.