This study assessed and examined the implementation of decentralized education service deliveryrnand its challenges in Gambella city administration. In light of this, mixed research approach wasrnemployed to obtain primary and secondary data. Primary data gathered through key informantrninterview, FGD and field observation. Secondary data were obtained by referring both publishedrnand unpublished sources. A total of 40 sample respondents for the interview and FGDs (20 forrnFGD and 20 for KII) were taken purposively from the state, city administration and schools.rnWhereas all public schools used for field observation. The data analysis is made descriptively.rnSimple descriptive analysis for the quantitative and qualitative analysis for the qualitative data isrnemployed. As identified by study better achievements in terms expansion and equity in educationrnsector are implemented in the city. However practical gaps such as absence of commitment inrnparty chairmen and executives as well as professionals of education sector at the subsequentrnlevel in instituting strong institutions and empowering local communities resulted in weakrninstitutional arrangement, limited community participation, financial deficits in the sector. Thisrncaused large class size, shortage of textbooks in the field of mother tongue and turnover ofrnteachers are among others. Based on the findings the following issues have been recommended;rndesigning strategy that makes educational stakeholders accountable at the subsequent levels,rnestablishing WETB, follow up the functionality of KETB and PTA institutions, device arnmechanism to generate funds and conducting coordinated regular supervision on the educationrnsector.rnKey words: Decentralization, Education Service, Access, Quality, Equity, Gambella