Williamson Value property tax analysis

16208 Castletroy Dr, Austin, TX 78717

2 bathrooms, 1,830 sqft, built 2003, in R250401D - Avery Ranch East (Ph. 1) Appraised at $495,140 for 2026.

Williamson County account 223962

Appraised value
$495,140
Tax year 2026
Market value
$495,140
Living area
1,830 sqft
$271 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 -1.5% from $502,572 in 2025 to $495,140 in 2026.