Cook County Value property tax analysis

3504 N Janssen Ave, Chicago, IL 60657

4 bed / 2 bath, 2,714 sqft, built 1898, in Lake View Appraised at $4,200,000 for 2026.

Cook County account 14203020280000

Appraised value
$4,200,000
Tax year 2026
Market value
$4,200,000
Living area
2,714 sqft
$1,548 per sqft
Year built
1898
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 $4,200,000 in 2025 to $4,200,000 in 2026.