Cook County Value property tax analysis

3418 N Janssen Ave, Chicago, IL 60657

6 bed / 2 bath, 2,250 sqft, built 1896, in Lake View Appraised at $800,200 for 2026.

Cook County account 14203100270000

Appraised value
$800,200
Tax year 2026
Market value
$800,200
Living area
2,250 sqft
$356 per sqft
Year built
1896
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 -3.6% from $830,000 in 2025 to $800,200 in 2026.