Williamson Value property tax analysis

4112 Moss Hollow Dr, Round Rock, TX 78681

2 bathrooms, 2,054 sqft, built 1998, in L494500D - Vista Oaks Sec 5B Ph 2 & Sec 5C Appraised at $423,022 for 2026.

Williamson County account 194579

Appraised value
$423,022
Tax year 2026
Market value
$423,022
Living area
2,054 sqft
$206 per sqft
Year built
1998

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 +0.4% from $421,275 in 2025 to $423,022 in 2026.