Cook County Value property tax analysis

645 S Lombard Ave, Oak Park, IL 60304

3 bed / 1 bath, 1,218 sqft, built 1915, in Oak Park Appraised at $380,000 for 2026.

Cook County account 16171110340000

Appraised value
$380,000
Tax year 2026
Market value
$380,000
Living area
1,218 sqft
$312 per sqft
Year built
1915
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 +5.6% from $360,000 in 2025 to $380,000 in 2026.