Cook County Value property tax analysis

321 N Grove Ave, Oak Park, IL 60302

4 bed / 2 bath, 2,820 sqft, built 1899, in Oak Park Appraised at $970,000 for 2026.

Cook County account 16071040330000

Appraised value
$970,000
Tax year 2026
Market value
$970,000
Living area
2,820 sqft
$344 per sqft
Year built
1899
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 +36.7% from $709,360 in 2025 to $970,000 in 2026.