Williamson Value property tax analysis

3648 Aquamarine Dr, Round Rock, TX 78681

2 bathrooms, 3,002 sqft, built 2010, in R147606C - Walsh Ranch Appraised at $796,110 for 2026.

Williamson County account 281757

Appraised value
$796,110
Tax year 2026
Market value
$797,457
Living area
3,002 sqft
$265 per sqft
Year built
2010

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 +10.0% from $723,736 in 2025 to $796,110 in 2026.