Cook County Value property tax analysis

1230 Oak Park Ave, Berwyn, IL 60402

8 bed / 4 bath, 4,444 sqft, built 1914, in Berwyn Appraised at $540,010 for 2026.

Cook County account 16191070310000

Appraised value
$540,010
Tax year 2026
Market value
$540,010
Living area
4,444 sqft
$122 per sqft
Year built
1914
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 +46.4% from $368,870 in 2025 to $540,010 in 2026.