Cook County Value property tax analysis

900 S Highland Ave, Oak Park, IL 60304

1 bed / 1 bath, 429 sqft, built 1908, in Oak Park Appraised at $670,000 for 2026.

Cook County account 16173020370000

Appraised value
$670,000
Tax year 2026
Market value
$670,000
Living area
429 sqft
$1,562 per sqft
Year built
1908
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 +42.5% from $470,230 in 2025 to $670,000 in 2026.