Cook County Value property tax analysis

1145 S Oak Park Ave, Oak Park, IL 60304

3 bed / 1 bath, 877 sqft, built 1921, in Oak Park Appraised at $320,000 for 2026.

Cook County account 16183220390000

Appraised value
$320,000
Tax year 2026
Market value
$320,000
Living area
877 sqft
$365 per sqft
Year built
1921
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 +6.7% from $300,000 in 2025 to $320,000 in 2026.