Cook County Value property tax analysis

6604 N Washtenaw Ave, Chicago, IL 60645

6 bed / 2 bath, 2,740 sqft, built 1923, in Rogers Park Appraised at $488,920 for 2026.

Cook County account 10364090350000

Appraised value
$488,920
Tax year 2026
Market value
$488,920
Living area
2,740 sqft
$178 per sqft
Year built
1923
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 -6.0% from $520,010 in 2025 to $488,920 in 2026.