Cook County Value property tax analysis

426 Berkshire St, Oak Park, IL 60302

5 bed / 2 bath, 2,889 sqft, built 1928, in Oak Park Appraised at $920,000 for 2026.

Cook County account 16062230250000

Appraised value
$920,000
Tax year 2026
Market value
$920,000
Living area
2,889 sqft
$318 per sqft
Year built
1928
Average

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 +21.0% from $760,140 in 2025 to $920,000 in 2026.