Urban agriculture in Addis Ababa city is being implemented by the small holder individualrnfarmers, micro and small enterprises, and the large scale cooperatives for different reasons.rnUrban agriculture is among those socio economic sectors that are interrelated with food securityrnbut undermined and misconceived for long. A thorough understanding and analysis of foodrnsecurity contributions of urban agriculture is the central theme of this research.rnThe combination of both quantitative and qualitative research method was employed in thisrnstudy where the data in both types were used as an input for analyzing. In the courses ofrnquantitative methods of analysis, the statistical tools such as linear coefficient of relation usingrnthe Pearson correlation coefficient, the coefficient of determination, and the linear regressionrnwere used to examine the interrelations between different variables.rnUrban agriculture does appear to be associated with greater dietary diversity and the increasedrnnumber of eating occasions that are the measures of an improved diet at household level. Thernhousehold food supply from the own production can considerably satisfY the food demand ofrnurban dwellers. The UA production can also fosters the market availability of agriculturernproducts where the urban poor can access UA products in the vicinity. Also, urban agriculturerncontributes to household's access to food by virtue of increased income of those people engagedrnin the production, processing and marketing of urban agriculture. It widely utilizes as one of thernincome generating activities in the city due to that it contributes for employment opportunity andrnimproves the purchasing power of households. Urban agriculture due to its proximity to the hugernand potential markets, those nutritionally high food products are easily and timely available forrnthe consumer. Moreover, urban agriculture can be used as an alternative food security throughrncoping mechanism or survival strategy in times of family and social crisis; can complement thernlow income obtained from the basic livelihood sources; and to cope with the soaring prices ofrnfood products in the city. Despite its role for food security urban agriculture faces the problemsrnsuch as institutional and policy related, socio-economic, and research and technologicalrnconstraints that are exogenous to the system.