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Founded in 1950

Trinity was founded by a dedicated group of parents in 1950. It was originally a school for children with developmental disabilities.

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3,500 Children & Adults

Trinity serves more than 3,500 children and adults who have intellectual and/or developmental disabilities or mental health needs.

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31 Communities

Trinity has a presence in 31 Illinois communities in Will, Cook, DuPage, Grundy, Madison, Peoria, Jackson and St. Clair counties.