Presenting statistical data on the 1975 Bureau of Indian Affairs (BIA) operated schools, this publication is comprised of the following tabular data: (1) school census by BIA area and agency; (2) number of BIA schools operated, by type (day and boarding schools); (3) enrollment and average daily attendance by BIA area; (4) BIA boarding school enrollment and average daily attendance; (5) BIA day school enrollment and average daily attendance; (6) BIA dormitory enrollment and average daily attendance; (7) BIA school enrollment by grade and area; (8) BIA school completions and graduates by area; (9) BIA school enrollment by degree of Indian blood; (10) BIA school enrollment by tribe; (11) BIA school construction summary by area; (12) activities under the Elementary and Secondary Education Act, Public Law 89-10 (ESEA); (13) BIA higher education programs; (14) Johnson-O'Malley enrollments; (15) enrollments in schools contracted for operation by American Indian groups; and (16) BIA adult education programs and state funded programs for American Indian adults. A statistical fact sheet summarizing 1975 BIA school data is also presented, indicating a 1975 enrollment of 49,806 students aged 5 to 18 with an average daily attendance of 36,689.5, high school graduates numbering 1,511, 8th grade completions numbering 2,584, and post-graduate completions or placements numbering 287. (JC)