Cook County Value property tax analysis

21118 Dettmering Dr, Matteson, IL 60443

4 bed / 2 bath, 1,142 sqft, built 1948, in Rich Appraised at $148,010 for 2025.

Cook County account 31234010110000

Appraised value
$148,010
Tax year 2025
Market value
$148,010
Living area
1,142 sqft
$130 per sqft
Year built
1948
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 0.0% from $148,010 in 2024 to $148,010 in 2025.