Cook County Value property tax analysis

34 Keystone Ave River Forest, IL 60305

5 bed / 2 bath, 2,764 sqft, built 1922, in River Forest Appraised at $860,000 for 2026.

Cook County account 15123180140000

Appraised value
$860,000
Tax year 2026
Market value
$860,000
Living area
2,764 sqft
$311 per sqft
Year built
1922
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 +19.4% from $720,000 in 2025 to $860,000 in 2026.