Results are presented for the third annual survey of all United States school districts by Quality Education Data, Inc. Findings are displayed in tabular form, and include information on the following: size of the microcomputer marketplace and the kinds of people involved; availability of software by brand for home, business, and education use; the best home education software sellers; availability of software by brand for educational use; growth patterns; microcomputer use by brand name; hardware manufacturer market penetration; shifts in the use of different brands of microcomputers; the kinds of districts that have microcomputers; the relationship of the relative wealth/poverty of the community to microcomputers; the relationship of instructional dollars per pupil to the presence of microcomputers; the kinds of schools using microcomputers; the relationship of the percentage of minority students to the presence of microcomputers; the validity of enrollment or expenditure as a predictor of presence of microcomputers; computer owners more likely to purchase software; the number of microcomputers by brand in schools; the number of schools having enough microcomputers to support networking; a "profile" of microcomputers used in the top 50 districts; how states compare in the number of students per microcomputer(s); projected spending of Chapter 2 Federal Funds in the 1983-1984 school year; use of video for instruction in schools; and video users by format and grade span. (LMM)