Cook County Value property tax analysis

20821 Oak Lane Dr, Olympia Fields, IL 60461

4 bed / 3 bath, 4,380 sqft, built 1994, in Rich Appraised at $473,810 for 2025.

Cook County account 31231010330000

Appraised value
$473,810
Tax year 2025
Market value
$473,810
Living area
4,380 sqft
$108 per sqft
Year built
1994
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 $473,810 in 2024 to $473,810 in 2025.