Cook County Value property tax analysis

3538 N Janssen Ave, Chicago, IL 60657

6 bed / 5 bath, 5,126 sqft, built 2025, in Lake View Appraised at $4,500,000 for 2026.

Cook County account 14203020210000

Appraised value
$4,500,000
Tax year 2026
Market value
$4,500,000
Living area
5,126 sqft
$878 per sqft
Year built
2025
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 +101.1% from $2,237,830 in 2025 to $4,500,000 in 2026.