This report provides technical documentation associated with a 1980 Census of Population and Housing Summary Tape File 1F--the School Districts File. The file contains complete-count data of population and housing aggregated by school district. Population items tabulated include age, race (provisional data), sex, marital status, Spanish origin (provisional data), household type, and household relationship. Housing items tabulated include occupancy/vacancy status, tenure, contract rent, value, condominium status, number of rooms, and plumbing facilities. Selected aggregates, means, and medians are also provided. Data are presented in 59 tables. Summaries are provided at the following levels: national, regional, state, county, standard metropolitan area and other standard statistical geographical area, congressional district, census division, and minor civil division. Information specific to Summary Tape File 1 and information applicable to Summary Tape Files 1 through 5 are provided. The 1980 Census Complete Count Questionnaire Facsimile, changes to this questionnaire, a list of geographic coverage within summary levels, a discussion of the use of school district equivalency files, and a list of the lead agencies of the state data center programs are included. (TJH)