This empirical study aims at identifying factors that affect child health services utilization focusing on societal factors, health service delivery system and individual determinants among mothers in child bearing age in Akaki district of Oromia Region. It assessed the socio- economic, demographic and accessibility factors with help of binary logistic regression and health services utilization model. The univairate analyses were used to see the percentage share of background variables. The finding indicated that 61.5 percent of the mothers do not utilize child health services. The finding of bivariate analysis using chi-square test showed the existence of association between 11 explanatory variables and child health services utilization. Multivariate analysis using logistic regression clearly revealed that number of children under age of five years, educational status of mothers, and accessibility of health personnel and availability of child health services are very important factors that affect mothers'' child health services utilization.