Cook County Value property tax analysis

1129 W Wellington Ave, Chicago, IL 60657

10 bed / 5 bath, 5,480 sqft, built 1903, in Lake View Appraised at $1,450,000 for 2026.

Cook County account 14292150170000

Appraised value
$1,450,000
Tax year 2026
Market value
$1,450,000
Living area
5,480 sqft
$265 per sqft
Year built
1903
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 +17.9% from $1,230,000 in 2025 to $1,450,000 in 2026.