Cook County Value property tax analysis

455 Greenfield St, Oak Park, IL 60302

3 bed / 2 bath, 2,276 sqft, built 1928, in Oak Park Appraised at $790,000 for 2026.

Cook County account 16062220060000

Appraised value
$790,000
Tax year 2026
Market value
$790,000
Living area
2,276 sqft
$347 per sqft
Year built
1928
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 +35.2% from $584,200 in 2025 to $790,000 in 2026.