To meet the growing demand for vended foods of an increasing population, the need to develop marketing policy and strategy cannot be ignored for better management of consumer behaviour and understanding of food consumption patterns. This study therefore investigated social factors as the determinants of consumption patterns of vended foods among auto-technicians in Ibadan metropolis.The study employed the survey research design. The population consisted of 5,468 registered members of National Auto and Technical Association (NATA) in11 Local Government Areas in Ibadan metropolis, out of which 2,014 members were selected through scientific sampling method. Data generated were analysed using frequency, mean, standard deviation and regression analysis at 0.05 alpha level.The findings revealed that social factors (F.stat =181.624; R2=0.295; p(.000)<.05. The study concludes that social factors are determinants of food consumption patterns among auto-technicians in Ibadan metropolis. For this reason, this study recommends that social factors (environment, health, family, religion) should be imbibed and considered in the development of marketing strategies and taping of marketing opportunities. Occupational change is recommended to improve standard of living which enhances employment.