Cook County Value property tax analysis

3527 Gunderson Ave, Berwyn, IL 60402

3 bed / 1 bath, 1,141 sqft, built 1929, in Berwyn Appraised at $290,000 for 2026.

Cook County account 16314080100000

Appraised value
$290,000
Tax year 2026
Market value
$290,000
Living area
1,141 sqft
$254 per sqft
Year built
1929
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 +32.9% from $218,200 in 2025 to $290,000 in 2026.