Williamson Value property tax analysis

508 Karolyn Dr, Round Rock, TX 78664

2 bathrooms, 1,196 sqft, built 1975, in R462475H - Egger Acres Appraised at $310,527 for 2026.

Williamson County account 117824

Appraised value
$310,527
Tax year 2026
Market value
$310,527
Living area
1,196 sqft
$260 per sqft
Year built
1975

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 -22.6% from $401,406 in 2025 to $310,527 in 2026.