Williamson Value property tax analysis

4002 Riardo Dr, Round Rock, TX 78665

4 bed / 2 bath, 2,875 sqft, built 2025, in H123421C - Salerno Appraised at $487,944 for 2026.

Williamson County account 448925

Appraised value
$487,944
Tax year 2026
Market value
$487,944
Living area
2,875 sqft
$170 per sqft
Year built
2025

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 +442.2% from $90,000 in 2025 to $487,944 in 2026.