Cook County Value property tax analysis

845 Carpenter Ave, Oak Park, IL 60304

2 bed / 1 bath, 988 sqft, built 1921, in Oak Park Appraised at $340,000 for 2026.

Cook County account 16181320340000

Appraised value
$340,000
Tax year 2026
Market value
$340,000
Living area
988 sqft
$344 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 +27.1% from $267,600 in 2025 to $340,000 in 2026.