The 1989-1990 session of the Urban Affairs Committee was Chaired by Democrat Ruth Harper of the Majority. Ralph Acosta (Majority) served as Chair on the Subcommittee on First class cities, counties. Joseph Preston (Majority) served as Chair of the Subcommittee on Second class cities, counties. Peter Wambach (Majority) served as Chair of the Subcommittee on Third class cities, counties. James Roebuck (Majority) served as Secretary.

Republican Joseph Lashinger served as Minority Chair of the Committee. Christopher Wogan served as Minority Chair of the Subcommittee on First class cities, counties. Robert Wright served as Minority Chair of the Subcommittee on Second class cities, counties. Paul Angstadt served as Minority Chair of the Subcommittee on Third class cities, counties. There was no Minority Secretary.