This study investigated the factors contributing to girl-child dropout in Narok East Sub-County, Narok County, Kenya. The research employed descriptive survey research design. The descriptive survey research design focused on analyzing information of the respondents on the determinants of girl child dropout rate in secondary schools. To get the information, secondary school teachers, principals, education officers, parents’ representatives and dropout students were interviewed during this period. The simple random technique was used since it allowed all the respondents an equal and independent participation in the research process. Test-retest method was used to test how reliable the information from the respondents is. The conceptual framework indicated the factors that cause girl child dropout in secondary schools in Narok East Sub-County, Narok, Kenya. The following findings were made; cultural factors, parents education level and parents’ economic status greatly influence dropout rates among girls in Narok-east sub-county. They are related in that, a girl from a low-income family with un-educated parents in a community with strong cultural practices is at a very high risk of dropping out of school. The following recommendations were made from the findings; Parents, education officers and teachers are not taking any strict measures to curb girl child school dropout and that they should follow up on dropout girl’s and offer guidance and counseling, organize campaigns to create awareness on how to retain the girl child in school. The ministry of education should employ more female teachers in the area and promote them to administrative positions to motivate the girl child into continuing with their education.