Williamson Value property tax analysis

3620 Carnousty Cv, Round Rock, TX 78664

3 bathrooms, 3,471 sqft, built 2015, in R549699C - Forest Creek Sec 14,20,21,26-30,33,34 Appraised at $833,829 for 2026.

Williamson County account 216276

Appraised value
$833,829
Tax year 2026
Market value
$833,829
Living area
3,471 sqft
$240 per sqft
Year built
2015

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 -4.6% from $874,040 in 2025 to $833,829 in 2026.