This study aims to examine the role of irrigation development projects in poverty alleviation foodrnsecurity attainment in Fentale woreda of Oromia Region. Its main objective being the study of effect ofrnirrigated agriculture and how the out comes are making irrigators are better - off than non- irrigatorsrnin terms of access to sufficient food, household income, increased onjarm employment opportunity, andrnoverall resource bases. The study also looks at the major factors that affect the irrigation developmentrnin the study area in order to understand how these factors may limit the role of irrigation to improvernthe livelihoods of the community in the area.rnTo serve these objectives, household survey, focus group discussion, key informant interview, and fieldrnobservation were used to collect data at community, household and individualleve!. Annual householdrnproduction, agricultural intensity, cropping pattern, income generated, asset owned and other socioeconomicrndata were collected using structured questionnaire with the help of locally recruited andrnsemi-trained enumerators. Back ground information of the study area, benefiCiaries, irrigationrnpotential and other related dala were gathered from concerned government line departments andrninstitutions operating in the zone. The analysis is undertaken using statistical tools such average,rnpercentage, and standard deviation, for the quantitative informatiOn. SPSS software version 17 wasrnusedrnThe Findings of the study high lights the positive effects of irrigated agriculture in that, irrigation helpsrnirrigators to increase agricultural production, generate more household income, possess morernproductive and non-productive assets, enhanced onjarm employment opportunity, and improvedrnresources for education and health care services.rnBased on the findings of the study, the researcher recommends that to improve the performance ofrnsmallholder irrigation project, a concentrated effort has to be made for the development marketrnpromotions and reasonable transportation services that can enable the farmers to sell their products inrnfarther market places where there is fair price. Furthermore, practical effort is also consideredrnnecessCllY to solve the problem of credit rendering institutions and provision of input supply to enhancerneffectiveness of the small holder irrigation project in the study area.