Cook County Value property tax analysis

1233 Gunderson Ave, Berwyn, IL 60402

3 bed / 3 bath, 3,117 sqft, built 1904, in Berwyn Appraised at $680,000 for 2026.

Cook County account 16192060180000

Appraised value
$680,000
Tax year 2026
Market value
$680,000
Living area
3,117 sqft
$218 per sqft
Year built
1904
Deluxe

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 +35.3% from $502,720 in 2025 to $680,000 in 2026.