 At the time, he was the oldest serving senator, as he was appointed at a time when appointments to the senate were for life.In his honour, the Senator David A. Croll Apartments, a seniors' residence in Toronto was named after him.The irony is that the building was originally the focus of Toronto's late 1960s youth counterculture, infamous Rochdale College, built by Campus Co-operative Student Residences (Campus Co-op) in 1968 as a student co-operative residence.