DeKalb County, Illinois
Demographics
As of the 2010 United States Census, there were 105,160 people, 38,484 households, and 23,781 families residing in the county. The population density was 166.6 inhabitants per square mile (64.3/km²).

DeKalb County, Illinois

Section Title: Demographics
Table Section Text: As of the 2010 United States Census, there were 105,160 people, 38,484 households, and 23,781 families residing in the county. The population density was 166.6 inhabitants per square mile (64.3/km²).

Historical population

Census	Pop.	%±

1840	1,697	—

1850	7,540	344.3%

1860	19,086	153.1%

1870	23,265	21.9%

1880	26,768	15.1%

1890	27,066	1.1%

1900	31,756	17.3%

1910	33,457	5.4%

1920	31,339	−6.3%

1930	32,644	4.2%

1940	34,388	5.3%

1950	40,781	18.6%

1960	51,714	26.8%

1970	71,654	38.6%

1980	74,624	4.1%

1990	77,932	4.4%

2000	88,969	14.2%

2010	105,160	18.2%

Est. 2017	104,733	−0.4%

US Decennial Census 1790-1960 1900-1990 1990-2000 2010-2013

Sentence(s)

As of the 2010 United States Census, the population was 105,160 in DeKalb County, Illinois.
As of the 2010 United States Census, the population was 105,160.
As of the 2010 United States Census, the population was 105,160 in DeKalb County, Illinois.

final_sentence: As of the 2010 United States Census, the population was 105,160 in DeKalb County, Illinois.
final_sentence: As of the 2010 United States Census, the population was 105,160.
final_sentence: As of the 2010 United States Census, the population was 105,160 in DeKalb County, Illinois.