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Data

Center of Population and Territorial Expansion, 1790-2010

February 7, 2013
Census yearNorth latitudeWest longitudeApproximate location in United States:
201037.592.2Texas County, MO, 2.7 miles northeast of Plato.
200037.791.8Phelps County, MO, 2.8 miles east of Edgar Springs.
199037.991.2Crawford County, MO, 9.7 miles southeast of Steelville.
198038.190.6Jefferson County, MO, 1/4 mile west of DeSoto.
197038.589.7St. Clair County, IL, 5 miles east-southeast of Mascoutah.
196038.689.2Clinton County, IL, 6-1/2 miles northwest of Centralia.
195038.888.2Richland County, IL, 8 miles north-northwest of Olney.
194038.987.4Sullivan County, IN, 2 miles southeast by east of Carlisle.
193039.187.1Greene County, IN, 3 miles northeast of Linton.
192039.286.7Owen County, IN, 8 miles south-southeast of Spencer.
191039.286.5Monroe County, IN, in the city of Bloomington.
190039.285.8Bartholomew County, IN, 6 miles southeast of Columbus.
189039.285.5Decatur County, IN, 20 miles east of Columbus.
188039.184.7Boone County, KY, 8 miles west by south of Cincinnati, OH.
187039.283.6Highland County, OH, 48 miles east by north of Cincinnati.
186039.082.8Pike County, OH, 20 miles south by east of Chillicothe.
185039.081.3Wirt County, WV, 23 miles southeast of Parkersburg.
184039.080.3Upshur County, WV, 16 miles south of Clarksburg. Upshur County was formed from parts of Barbour, Lewis, and Randolph Counties in 1851.
183039.079.3Grant County, WV, 19 miles west-southwest of Moorefield. Grant County was formed from part of Hardy County in 1866.
182039.178.6Hardy County, WV, 16 miles east of Moorefield.
181039.277.6Loudoun County, VA, 40 miles northwest by west of Washington, DC.
180039.376.9Howard County, MD, 18 miles west of Baltimore. Howard County was formed from part of Anne Arundel County in 1851.
179039.376.2Kent County, MD, 23 miles east of Baltimore.