Williamson Value property tax analysis

13521 Dulles Ave, Austin, TX 78729

2 bathrooms, 1,771 sqft, built 1999, in R392593F - Milwood Appraised at $423,062 for 2026.

Williamson County account 201266

Appraised value
$423,062
Tax year 2026
Market value
$423,062
Living area
1,771 sqft
$239 per sqft
Year built
1999

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 -5.9% from $449,801 in 2025 to $423,062 in 2026.