Hill founded the Jerome Foundation, which gives grants to non-profit arts organizations and artists in Minnesota and New York City. Hill started it as the Avon Foundation in 1964, but after his death it was renamed the Jerome Foundation. Among the projects the foundation funds is the
American Composers Forum's Jerome Fund for New Music, which supports the creation of new works of music with grants to composers. Hill also founded the Camargo Foundation in 1967, which administers a residency program for artists and scholars in
Cassis, France. ==Personal life==