Dissertation (MA Public Administration)The study‟s aim was to examine the effect motivation had on performance. The study was conducted in CDA and DMC in Dodoma region. The study has Identified motivation factors and Mechanism used in the Institutions, It also assessed the level of performance of workers in the study area, and evaluated the effect of motivation factors on the performance of workers. Primary data were obtained through questionnaires (structured and unstructured). Secondary data were extracted from available literature. Data analysis was done by using descriptive statistics. The results indicated that workers were satisfied when there was a good relationship with their supervisors and when there was a good and timely pay in salaries. Training was taken by employee as a motivation which in turn led to a good performance. Highly motivated employees invested their best in carrying out duties and responsibilities. Improved job performances of the employees added value to the employee themselves and to the organization at large. It is therefore recommended that; workers in CDA and DMC should be empowered and given some degree of autonomy, in the execution of their jobs. Workers should be involved in the organization‟s decision making and recognized for their contributions towards their organizational success.