Cook County Value property tax analysis

3423 McCormick Ave, Brookfield, IL 60513

3 bed / 1 bath, 1,243 sqft, built 1941, in Riverside Appraised at $340,000 for 2026.

Cook County account 15351030240000

Appraised value
$340,000
Tax year 2026
Market value
$340,000
Living area
1,243 sqft
$274 per sqft
Year built
1941
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 +22.9% from $276,660 in 2025 to $340,000 in 2026.