Cook County Value property tax analysis

423 N Elmwood Ave, Oak Park, IL 60302

4 bed / 2 bath, 2,134 sqft, built 1893, in Oak Park Appraised at $830,000 for 2026.

Cook County account 16072040140000

Appraised value
$830,000
Tax year 2026
Market value
$830,000
Living area
2,134 sqft
$389 per sqft
Year built
1893
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 +28.8% from $644,230 in 2025 to $830,000 in 2026.