Mercer County, Missouri, United States

Overview of Mercer County

• Name:
  Mercer County
• Place Type:
  County
• Located In:
  Missouri, United States
  
• Description (GNIS):
  Located in western Ohio along the boundary with Indiana, 80 km (50 mi) northwest of Dayton; County Seat: Celina.
• History (GNIS):
  Created on 12 February 1820, named for General Hugh Mercer, a Revolutionary War hero who died in 1777 in the Battle of Princeton. (OH-T131/1953/This Is Ohio, p221)
• County Seat:
  Princeton (Morgan Township)
• Established:
  1845
• Coordinates:
  Latitude:40.433342440° 26' 00.0"N

  Longitude:-93.566887593° 34' 00.8"W
• Population:
  3,723
• Elevation:
  293 m
• Surrounding Counties:
  • Wayne (Iowa) NE
  • Putnam E
  • Sullivan SE
  • Grundy S
  • Harrison W
  • Decatur (Iowa) NW
• Histopolis Place ID:
  428333966
• Updated May 6, 2020