Williamson Value property tax analysis

8521 Columbia Falls Dr, Round Rock, TX 78681

2 bathrooms, 1,852 sqft, built 1991, in R270588F - Fern Bluff Sec 1,1A,1B,2,2 (Amd) Appraised at $433,691 for 2026.

Williamson County account 155000

Appraised value
$433,691
Tax year 2026
Market value
$433,691
Living area
1,852 sqft
$234 per sqft
Year built
1991

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 -5.2% from $457,684 in 2025 to $433,691 in 2026.