Pickerington, founded in 1815, is a city in Fairfield and Franklin counties in the central region of the U.S. state of Ohio. It is a suburb of Columbus. The population was 9,792 at the 2000 census. As land annexation and development in and around Columbus continues, the city of Pickerington (like many area suburbs) have generally followed suit: its population was estimated at 16,575 in 2006.

The Ohio Secretary of State certified Pickerington as a city in 1991. At 11.1 square miles, Pickerington is the second largest city in Fairfield County. The City of Pickerington, located just east of Columbus, Ohio, offers a combination of city amenities and small town friendliness. The city features a historic downtown shopping area, while Violet Township is home to rolling hills, forest and fields.

Pickerington is located at 39° 53' 32"N 82° 45' 50"W (39.892168, -82.763837). According to the United States Census Bureau, the city has a total area of 7.4 square miles, all land.