Cook County Value property tax analysis

39 Keystone Ave River Forest, IL 60305

4 bed / 2 bath, 2,160 sqft, built 1913, in River Forest Appraised at $740,000 for 2026.

Cook County account 15123190030000

Appraised value
$740,000
Tax year 2026
Market value
$740,000
Living area
2,160 sqft
$343 per sqft
Year built
1913
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 +28.6% from $575,600 in 2025 to $740,000 in 2026.