Williamson Value property tax analysis

13121 Mill Stone Dr, Austin, TX 78729

2 bathrooms, 1,380 sqft, built 1983, in R350481H - Anderson Mill Village Appraised at $388,348 for 2026.

Williamson County account 112501

Appraised value
$388,348
Tax year 2026
Market value
$388,348
Living area
1,380 sqft
$281 per sqft
Year built
1983

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 +9.8% from $353,752 in 2025 to $388,348 in 2026.