Williamson Value property tax analysis

13109 Green River Trl, Austin, TX 78729

2 bathrooms, 1,440 sqft, built 1986, in R3P3485G - Milwood Sec 22,23,26,27 - Partially In Tcad Appraised at $400,046 for 2026.

Williamson County account 142037

Appraised value
$400,046
Tax year 2026
Market value
$400,046
Living area
1,440 sqft
$278 per sqft
Year built
1986

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 -0.7% from $402,713 in 2025 to $400,046 in 2026.