Pioneer is a village in Williams County, Ohio, United States. The population was 1,369 at the 2010 census.
Pioneer is located at 41°40′50″N 84°33′10″W / 41.68056°N 84.55278°W / 41.68056; -84.55278 (41.680569, -84.552796).
According to the United States Census Bureau, the village has a total area of 1.7 square miles (4.4 km), of which, 1.6 square miles (4.1 km) of it is land and 0.1 square miles (0.26 km) of it (3.61%) is water.
As of the census of 2010, there were 1,369 people, 593 households, and 400 families residing in the village. The population density was 911.8 people per square mile (352.3/km²). There were 636 housing units at an average density of 397.2 per square mile (153.5/km²). The racial makeup of the village was 97.40% White, 0.34% African American, 0.62% Native American, 0.14% Asian, 0.07% Pacific Islander, 0.68% from other races, and 0.75% from two or more races. Hispanic or Latino of any race were 1.99% of the population.
There were 593 households out of which 31.9…