Williamson Value property tax analysis

15220 Interlachen Dr, Austin, TX 78717

2 bathrooms, 2,462 sqft, built 2004, in L572601A - Avery Estates & Golf Club @ Avery Ranch Appraised at $748,231 for 2026.

Williamson County account 240391

Appraised value
$748,231
Tax year 2026
Market value
$748,231
Living area
2,462 sqft
$304 per sqft
Year built
2004

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 +18.0% from $634,090 in 2025 to $748,231 in 2026.