Cass County, Illinois

Cass County: County in Illinois, United States

About

Cass County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 13,642 and a population density of 14 people per km². After 10 years in 2020 county had an estimated population of 11,925 inhabitants. Its county seat is Virginia. The county was created 187 years ago in 1836.

Cass County locator map
Location of Cass County on Illinois map.

Quick Facts about Cass County

Population : 11,925 (2020)
Country : United States of America
State : Illinois (United States)
Different from : Cass County, Cass County, Cass County, Cass County, Cass County, Cass County, Cass County, Cass County
Area : 994 km2
Water as percent of area : 2.1%
Land as percent of area : 97.9%
Named for : Lewis Cass
Capital : Virginia
Establishment : January 01, 1837
Time Zone : America/Chicago
Local time : 19:31:02 (25th April 2024)
Density : 12 Pop. per km² as of 2020
Population growth : -14.4% (2010-2020)
Cass County Courthouse  Virginia image
Cass County Courthouse Virginia
Cass County Courthouse  Virginia image

Geography

Cass County is located at 39°58'25"N 90°14'51"W (39.9735600, -90.2473800). It has 5 neighbors: Brown County, Morgan County, Sangamon County, Mason County and Schuyler County.

Cass County map

The largest city of Cass County is Beardstown with a population of 5,335. Other cities include, Virginia population 1,406, Anderson population 375 and Philadelphia population 198. See all Cass County cities & populated places.

Cass County Populated Places

Cities, towns, neighborhoods & other populated places in Cass County.

City Name Population Title
Beardstown 5,335 City in Illinois
Virginia 1,406 City in Illinois, USA
Ashland 1,169 Village in Cass County, Illinois
Bluff Springs 792 Township in Cass County, Illinois
Chandlerville 487 Township in Cass County, Illinois, USA
Anderson 375 Unincorporated community in Illinois
Hagener 339 Township in Cass County, Illinois
Arenzville 313 Township in Cass County, Illinois
Philadelphia 198 Unincorporated community in Illinois
Newmansville 45 Township in Cass County, Illinois, USA

Cass County has 5 neighbours.

Demographics

According to census records, the population of Cass County decreased by 14.4% in 10 years.

Year Population % Change Method
2010 13,642 - census
2011 13,629 -0.1% estimation process
2012 13,427 -1.5% estimation process
2013 13,293 -1.01% estimation process
2014 13,081 -1.62% estimation process
2015 12,843 -1.85% estimation process
2016 12,672 -1.35% estimation process
2017 12,492 -1.44% estimation process
2018 12,312 -1.46% estimation process
2019 12,147 -1.36% estimation process
2020 11,925 -1.86% estimation process

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People born in Cass County (3)

People born in Cass County, including writer and naturalist Roy Bedichek, jurist Isham Reavis, judge John Campbell Rice, .

List

Other places with the same name (9)

Illinois Other Counties (more counties)

County Name Population Title
Cook County 5,108,284 County in Illinois, United States
Chicago 2,677,643 The third most populous city in the United States and the center of the Chicago metropolitan area.
DuPage County 917,481 County in Illinois, United States
Lake County 693,593 County in Oregon, United States
Will County 688,726 County in Illinois, United States
Kane County 531,010 County in southern Utah, United States
McHenry County 305,888 County in Illinois, United States
Winnebago County 281,295 County in Illinois, United States
Madison County 262,635 County in Montana, United States
Saint Clair County 258,046 The County of St.
Champaign County 209,192 County in Illinois, United States
Aurora 196,383 The second most populous city in Illinois.
Sangamon County 193,882 County in Illinois, United States
Peoria County 177,652 County in Illinois, United States of America
McLean County 171,256 County in North Dakota, United States
Naperville 147,986 The second most populous city in Illinois.