Mercer County, Ohio
Demographics

Mercer County, Ohio

Section Title: Demographics
Table Section Text: None

Historical population

Census	Pop.	%±

1820	95	—

1830	1,110	1,068.4%

1840	8,277	645.7%

1850	7,712	−6.8%

1860	14,104	82.9%

1870	17,254	22.3%

1880	21,808	26.4%

1890	27,220	24.8%

1900	28,021	2.9%

1910	27,536	−1.7%

1920	26,872	−2.4%

1930	25,096	−6.6%

1940	26,256	4.6%

1950	28,311	7.8%

1960	32,559	15.0%

1970	35,265	8.3%

1980	38,334	8.7%

1990	39,443	2.9%

2000	40,924	3.8%

2010	40,814	−0.3%

Est. 2017	40,873	0.1%

U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2017

Sentence(s)

As of the census of 2010, there were 40,814 people residing in the Mercer County.

final_sentence: As of the census of 2010, there were 40,814 people residing in the Mercer County.