Cook County Value property tax analysis

20 Franklin Ave River Forest, IL 60305

3 bed / 1 bath, 1,304 sqft, built 1921, in River Forest Appraised at $450,000 for 2026.

Cook County account 15123200180000

Appraised value
$450,000
Tax year 2026
Market value
$450,000
Living area
1,304 sqft
$345 per sqft
Year built
1921
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 +12.6% from $399,690 in 2025 to $450,000 in 2026.