High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! Sugar Grove is a village in Fairfield County, Ohio, United States. The population was 448 at the 2000 census. According to the United States Census Bureau, the village has a total area of 0.2 square miles (0.5 km²), all of it land. It is at times a very wet area, receiving more rainfall and snowfall than more urban areas in Ohio.