Cook County Value property tax analysis

12 Lathrop Ave River Forest, IL 60305

3 bed / 1 bath, 1,400 sqft, built 1909, in River Forest Appraised at $490,000 for 2026.

Cook County account 15123220290000

Appraised value
$490,000
Tax year 2026
Market value
$490,000
Living area
1,400 sqft
$350 per sqft
Year built
1909
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 +14.0% from $429,890 in 2025 to $490,000 in 2026.