The geneml objeclive oflhis sludy was 10 invesligale Ihe role of school improvemenl program inrnenhancing qualily of educalion al secondmy schools. A mixed approach wilh purposive andrnsimple random sampling lechniques was used to seleci teachers and studenls Fom secondmyrnschools of Amda sub-cily in Addis Ababa. The principal objeclives such as to examine SIPrnsUllus, idenlifY ils impacls and assessing Ihe improvements made by Ihe program had beenrnevaluated carefidly. The surveyed dala were analyzed using SPSs. The findings of the sludyrnreveallhal relalively encouraging achievemenls have been made allhe school level, wilh respeclrn10 Ihe learning and leaching domain. However, achievemenl in Ihe school environmenl andrncommunily involvemenl domains were found 10 be velY low. Furthermore, lack of reward forrnIhose who pel/ormed well it, lack of awareness, and practical involvemenl of Ihe comnnmily,rnlack of awareness among sludents, and leachers, lurnover of man power and lack of qualifiedrnoperalional man power were idenlified as Ihe major challenges in implemenling SIP. Thernfindings also indicaled Ihat Ihere are no inlegraled elJorls of all stakeholders in thernimplemenlalion process. This indicales Ihal Ihe school improvement programme has become arnlVell arlindaled program in Ihe documenl, bUI il is nol as Fuiifili as il was expected on Ihernground. In ils Ihird year impiemenlalion slage and significanl land marks, improvemenls werernnol observed so far in all do,.,wins, Fom Ihe four domains Ihe mosl discouraging being Ihernschool environmenl and Ihe cOlllll1unily involvemenl domains