Center Hill Cemetery Sumter County, Florida USA 97% photographed. About Center HillCenter Hill is a small town in Southern Sumter County, Florida, United States. From a population growth standpoint there has been little change, The 2000 census shows a population of 909 inhabitants. The 2006 U.S Census estimates the city had a population of 996 inhabitants. While the number of inhabitants has changed very little , the town itself has kept up with the steady growth in the way of technological advances and is likely counted as one of the more tech savvy than most towns it's size.Link to interactive Map of Center Hill FLhttp://www.mapquest.com/maps?city=Center%20Hill&state=FL%2%80%8E