This paper examines the efficacy of governance and public sector reforms in guaranteeing sustainable development in Uganda. Using descriptive survey research design, the study utilizes the opinions of senior and junior civil servants on the subject matter. The study anchors Stewardship-Insitutionalism-Public Sector Reforms Theoretical framework.

The study administers government and public sector reforms questionnaire (GPSRQ) research instrument on 32 senior and 68 junior civil servants in Mbale, Uganda. Data generated from the filed survey are analyzed using statistical tools of mean, standard deviation, mean set and rank order, independent sample Z-test statistical tool for data analysis. The analysis reveals that governance and public sector reforms have led to increase in output, gross fixed capital formation, growth in exports, GDP per capita and employment rate.

They equally increased access to education across primary, secondary, and tertiary levels, access to utilities, the population living below the national or international poverty line, income inequality and increased, but have reduced life expectancy in Uganda. Lastly, there is no significance difference in the mean scores of the senior and junior civil servants on the effect of governance and public sector reforms on economic growth, social justice and ways of attaining sustainable development in Uganda.

The study concludes that governance and public sector reforms have somewhat effect on sustainable development in Uganda. The study therefore recommends that Ugandan government should strengthen anti-corruption measures and public financial management systems.