Warren County, Illinois
Demographics

Warren County, Illinois

Section Title: Demographics
Table Section Text: None

Historical population

Census	Pop.	%±

1830	308	—

1840	6,739	2,088.0%

1850	8,176	21.3%

1860	18,336	124.3%

1870	23,174	26.4%

1880	22,933	−1.0%

1890	21,281	−7.2%

1900	23,163	8.8%

1910	23,313	0.6%

1920	21,488	−7.8%

1930	21,745	1.2%

1940	21,286	−2.1%

1950	21,981	3.3%

1960	21,587	−1.8%

1970	21,595	0.0%

1980	21,943	1.6%

1990	19,181	−12.6%

2000	18,735	−2.3%

2010	17,707	−5.5%

Est. 2016	17,378	−1.9%

U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2013

Sentence(s)

At the 2010 United States Census, there were 17,707 people residing in Warren county.

final_sentence: At the 2010 United States Census, there were 17,707 people residing in Warren county.