Cook County Value property tax analysis

545 Clarence Ave, Oak Park, IL 60304

5 bed / 1 bath, 2,050 sqft, built 1903, in Oak Park Appraised at $740,000 for 2026.

Cook County account 16182020330000

Appraised value
$740,000
Tax year 2026
Market value
$740,000
Living area
2,050 sqft
$361 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 +32.1% from $560,000 in 2025 to $740,000 in 2026.