The growth of Small and Medium Enterprises (SMEs) is crucial for economic development of any nation, yet the specific impact of micro-finance bank services on these businesses remain underexplored in Minna, Niger state. This research examines the impact of micro-finance bank services on growth of sma11 business in Minna, Niger State. A survey research design was emp1oyed, targeting owners/managers of registered businesses in Minna. The population of the study was 2452 and samples of 344 subjects were drawn using Taro Yamane’s Formula. This research utilized a structured questionnaire with a five-point Likert scale to collect primary data. The results show that microfinance loan and savings indicate significant impact on SME growth. Micro-insurance shows an insignificant impact on SME growth in the area. The study concludes that micro-finance bank services have significant impact on the growth of small businesses in Minna, Niger State. Therefore, the study recommends that MFBs should create awareness and benefits of micro-finance services among SMEs in Minna, Niger state, Again, microfinance institutions in Minna should also continue to improve access to microfinance loans for SMEs.