Williamson Value property tax analysis

1227 Greenbriar Loop, Round Rock, TX 78664

2 bathrooms, 1,050 sqft, built 1984, in R522492G - Greenslopes - Dove Creek - Twin Ridge Appraised at $250,930 for 2026.

Williamson County account 120040

Appraised value
$250,930
Tax year 2026
Market value
$250,930
Living area
1,050 sqft
$239 per sqft
Year built
1984

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 -9.1% from $276,024 in 2025 to $250,930 in 2026.