Data analytics, data management, and master data management are part of an overall imperative for public-sector organizations. They are central to organizational competitiveness and relevancy. The City of Cincinnati, Ohio, has developed a robust master data management process, and any government can use the city’s achievements as a best practices model for their own master data management strategy. This article looks at several administrative regulations, touching on reasons why master data management is essential, the benefits it can confer, how Cincinnati got started, the city’s framework, and the lessons the city learned along the way.