Mean center of the United States population

Table columns:
US Census
County
Location description[2]
Decimal coordinates[2]

Table rows:
cells: 1790
Kent County, Maryland[a]
23 miles east of Baltimore
39°16′30″N 76°11′12″W﻿ / ﻿39.27500°N 76.18667°W
cells: 1800
Howard County, Maryland
18 miles west of Baltimore
39°16′06″N 76°56′30″W﻿ / ﻿39.26833°N 76.94167°W
cells: 1810
Loudoun County, Virginia
40 miles northwest by west of Washington, D.C.
39°11′30″N 77°37′12″W﻿ / ﻿39.19167°N 77.62000°W
cells: 1820
Hardy County, West Virginia[b]
16 miles east of Moorefield
39°05′42″N 78°33′00″W﻿ / ﻿39.09500°N 78.55000°W
cells: 1830
Grant County, West Virginia[b]
19 miles west-southwest of Moorefield
38°57′54″N 79°16′54″W﻿ / ﻿38.96500°N 79.28167°W
cells: 1840
Upshur County, West Virginia[b]
16 miles south of Clarksburg
39°02′00″N 80°18′00″W﻿ / ﻿39.03333°N 80.30000°W
cells: 1850
Wirt County, West Virginia[b]
23 miles southeast of Parkersburg
38°59′00″N 81°19′00″W﻿ / ﻿38.98333°N 81.31667°W
cells: 1860
Pike County, Ohio
20 miles south by east of Chillicothe
39°00′24″N 82°48′48″W﻿ / ﻿39.00667°N 82.81333°W
cells: 1870
Highland County, Ohio
48 miles east by north of Cincinnati
39°12′00″N 83°35′42″W﻿ / ﻿39.20000°N 83.59500°W
cells: 1880
Boone County, Kentucky
8 miles west by south of Cincinnati
39°04′08″N 84°39′40″W﻿ / ﻿39.06889°N 84.66111°W
cells: 1890
Decatur County, Indiana
20 miles east of Columbus
39°11′56″N 85°32′53″W﻿ / ﻿39.19889°N 85.54806°W
cells: 1900
Bartholomew County, Indiana
6 miles southeast of Columbus
39°09′36″N 85°48′54″W﻿ / ﻿39.16000°N 85.81500°W
cells: 1910
Monroe County, Indiana
in the city of Bloomington
39°10′12″N 86°32′20″W﻿ / ﻿39.17000°N 86.53889°W
cells: 1920
Owen County, Indiana
8 miles south-southeast of Spencer
39°10′21″N 86°43′15″W﻿ / ﻿39.17250°N 86.72083°W
cells: 1930
Greene County, Indiana
3 miles northeast of Linton
39°03′45″N 87°08′06″W﻿ / ﻿39.06250°N 87.13500°W
cells: 1940
Sullivan County, Indiana
2 miles southeast by east of Carlisle
38°56′54″N 87°22′35″W﻿ / ﻿38.94833°N 87.37639°W
cells: 1950
Richland County, Illinois[c] Clay County, Illinois[d]
8 miles north-northwest of Olney 3 miles northeast of Louisville
38°50′21″N 88°09′33″W﻿ / ﻿38.83917°N 88.15917°W 38°48′15″N 88°22′08″W﻿ / ﻿38.80417°N 88.36889°W
cells: 1960
Clinton County, Illinois[e]
6.5 miles northwest of Centralia
38°35′58″N 89°12′35″W﻿ / ﻿38.59944°N 89.20972°W
cells: 1970
St. Clair County, Illinois
5 miles east-southeast of Mascoutah
38°27′47″N 89°42′22″W﻿ / ﻿38.46306°N 89.70611°W
cells: 1980
Jefferson County, Missouri
0.3 mile west of DeSoto
38°08′13″N 90°34′26″W﻿ / ﻿38.13694°N 90.57389°W
cells: 1990
Crawford County, Missouri
9.7 miles southeast of Steelville
37°52′20″N 91°12′55″W﻿ / ﻿37.87222°N 91.21528°W
cells: 2000
Phelps County, Missouri
2.8 miles east of Edgar Springs
37°41′49″N 91°48′34″W﻿ / ﻿37.696987°N 91.809567°W[3]
cells: 2010
Texas County, Missouri
2.7 miles northeast of Plato
37°31′03″N 92°10′23″W﻿ / ﻿37.517534°N 92.173096°W[4]
cells: 2017 (estimated)
Wright County, Missouri
11.3 miles southwest of Plato
37°24′42″N 92°23′40″W﻿ / ﻿37.411764°N 92.394544°W[5]
cells: 2020 (projected)
Wright County, Missouri
8.5 miles north-northeast of Hartville
37°22′18″N 92°28′43″W﻿ / ﻿37.371644°N 92.478542°W[5]

Questions about this table:
originalText: in what state was the united states center of population gravity located during the period 1790
answer: answerTexts: Maryland
alternativeAnswers: answerTexts: Kent County, Maryland
answerTexts: Maryland
answerTexts: Maryland
answerTexts: Maryland