Williamson Value property tax analysis

13007 Irby Pass, Austin, TX 78729

2 bathrooms, 1,254 sqft, built 1985, in R390485G - Milwood Sec 28 & 29 Appraised at $380,109 for 2026.

Williamson County account 139317

Appraised value
$380,109
Tax year 2026
Market value
$380,109
Living area
1,254 sqft
$303 per sqft
Year built
1985

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 -3.6% from $394,270 in 2025 to $380,109 in 2026.