This research has dealt with the Role of Social Accountability Project in improving servicerndelivery in two primary schools in Kofele district, West Arsi Zone, Oromia . In this research, therncontribution of social accountability project in improving service delivery in two primaryrnschools in which SAP implemented are assessed. The research used a descriptive researchrndesign and used a longitudinal study in data collection. The selection of samples followedrnpurposive and simple random sampling procedure. This study used questionnaire, interview,rnFDG, and document review as methods of data collection. From school level socialrnaccountability students, a total of 84 sample respondents, 22 teachers and 10 members ofrnWoreda Social accountability committee participated in filling the survey questionnaire. 4 FGDrndiscussants and 11 key informants from woreda and Kebele level purposively selected andrnparticipated in the research. The study employed mixed methods in collecting and analyzingrndata. The findings of the study revealed that, the social accountability program has been wellrnimplemented as per the social accountability building blocks (information, voice and negotiationrnfor change) and made a contribution in improving service delivery as the national qualityrneducation indicators set by regional education bureau. Most of the quality indicators (percent ofrnprimary school teachers with at least diploma qualification, primary school students to textbookrnratio, primary education (1-8) student to teacher ratio and primary education (1-8) student tornsections ratio) are improved from time to time after the intervention of SAP. However, therncontribution of social accountability program to the completion rate at grade 5 and therncompletion rate at grade 8 still need further improvement. Similarlystudentsâ€™ academicrnachievement observed particularly that of female students at Guchi Primary school needs furtherrnremedial action. Hence, the social accountability program should not only focus on improvingrnthe facilities(input) but also on improving the teaching learning (process) and academicrnperformance of students (output) to bring change on quality of primary education.