Cook County Value property tax analysis

3530 Oak Park Ave, Berwyn, IL 60402

12 bed / 6 bath, 5,426 sqft, built 1959, in Berwyn Appraised at $620,000 for 2026.

Cook County account 16313070340000

Appraised value
$620,000
Tax year 2026
Market value
$620,000
Living area
5,426 sqft
$114 per sqft
Year built
1959
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 +19.2% from $520,000 in 2025 to $620,000 in 2026.