CharityIndex

Best-rated environment charities in Illinois

3 environment organizations in Illinois earn an A-range financial grade from CharityIndex — ranked best grade first, from public IRS Form 990 data. How grading works.

The top-rated environment charities in Illinois are Chicago Horticultural Society (A), Elevate Energy (A), Morton Arboretum (A), graded on program efficiency, financial health, governance and transparency. The 3 listed organizations report roughly $187 million in combined annual revenue.

Popular comparisons