Williamson Value property tax analysis

1226 Greenbriar Loop, Round Rock, TX 78664

1 bathrooms, 828 sqft, built 1984, in R522492G - Greenslopes - Dove Creek - Twin Ridge Appraised at $240,658 for 2026.

Williamson County account 120004

Appraised value
$240,658
Tax year 2026
Market value
$240,658
Living area
828 sqft
$291 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 -8.7% from $263,588 in 2025 to $240,658 in 2026.