Cook County Value property tax analysis

642 Fair Oaks Ave, Oak Park, IL 60302

4 bed / 2 bath, 2,528 sqft, built 1903, in Oak Park Appraised at $1,060,000 for 2026.

Cook County account 16064170020000

Appraised value
$1,060,000
Tax year 2026
Market value
$1,060,000
Living area
2,528 sqft
$419 per sqft
Year built
1903
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 +29.3% from $820,000 in 2025 to $1,060,000 in 2026.