Williamson Value property tax analysis

4103 Spanish Oak Dr, Round Rock, TX 78681

2 bathrooms, 2,524 sqft, built 1974, in R201578D - Great Oaks Sec 1, 1 (Amd), & 2 Appraised at $1,239,831 for 2026.

Williamson County account 118978

Appraised value
$1,239,831
Tax year 2026
Market value
$1,318,019
Living area
2,524 sqft
$491 per sqft
Year built
1974

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 $1,127,119 in 2025 to $1,239,831 in 2026.