Williamson Value property tax analysis

509 Andover Cv, Round Rock, TX 78664

2 bathrooms, 821 sqft, built 1985, in R460483I - Chapel Hill North Sec 1 & 2 Appraised at $227,976 for 2026.

Williamson County account 115746

Appraised value
$227,976
Tax year 2026
Market value
$227,976
Living area
821 sqft
$278 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 -4.0% from $237,515 in 2025 to $227,976 in 2026.

Recent sale history

Recent transfers help establish whether the county value is tracking real market behavior.

  • $229,500 sale recorded on December-23-2025