Presents data on the 100 largest U.S. school districts, including rank, name, enrollment (2000-2001), population (2000), number of schools, total outstanding debt (2000), mean school enrollment, largest school population, mean pupil-teacher ratio, and per-pupil expenditure (1999-2000). Offers data highlights and descriptions of example schools. Also includes a list of college campuses with the 20 largest enrollments (1999-2000). (EV)