The purpose of this study was to investigate historical background, concept and purpose, system and policy, financial support, operation, program, evaluation, manpower of the after school child-care of recent USA and analyze implications gotten from the after school child-care program of USA for development of the after school child-care program of Korea. In USA, before and after school child-care support for school-age child became in law in 16 states in 1980's. Clinton pushed ahead the after school child-care activity through the 21st Century Community Learning Centers. The term of the after school child-care was used in concept of School-age Child Care, Out-of-School Education. The basic purpose of the after school child-care included protection of school-age child, achievement of study, positive child development, exploitation of social skill. The law of after school child-care regulated the 21st Century Community Learning Centers through Elementary and Secondary Education Act. The Department of Education and Department of Health and Human Services controlled the after school child-care, education. The finance for the 21st Century Community Learning Centers as source of income of the after school child-care was covered from budget of federal government. The main finances furnished funds were parent's fee, public fund of federation․state․district government, private fund of foundation, contribution in-kind. The majority of after school child-care facilities were established by private group and the most part of programs gave emphasis to provide safe environment under adult's supervision and protection. Though various human resources participated in after school child-care, turnover rate was high.