Jefferson County Map, Illinois

Map of Jefferson County - Jefferson County is a county located in the U.S. state of Illinois. Jefferson County Map showing cities, highways, important places and water bodies. Get Where is Jefferson County located in the map, major cities in Jefferson county, population, areas, and places of interest.

Jefferson County Map, Illinois

Jefferson County Map, Illinois

About Jefferson County Map, Illinois: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

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Jefferson County, Illinois

Jefferson County is a county located in the U.S. state of Illinois. It's county seat is Mount Vernon. As per 2020 census, the population of Jefferson County is 36877 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 571 sq mi (1,479 km2). Jefferson County was established on 1819.

Jefferson County Facts

County InfoFacts
CountyJefferson County
County SeatMount Vernon
CountryUnited States
FIPS code81
Area571 sq mi (1,479 km2)
Formed / OriginEdwards and White County

Ctities in Jefferson county

City NameTypePopulation (2020)Pop. DensityArea
Belle RiveVillage309301.2/sq mi (116.3/km2)1.026 sq mi (2.66 km2)
BlufordVillage630403.6/sq mi (155.8/km2)1.561 sq mi (4.04 km2)
BonnieVillage374293.3/sq mi (113.3/km2)1.275 sq mi (3.3 km2)
DixVillage469226.1/sq mi (87.3/km2)2.074 sq mi (5.37 km2)
InaVillage1,641682.3/sq mi (263.4/km2)2.405 sq mi (6.23 km2)
Mount VernonCity14,6001,001.2/sq mi (386.6/km2)14.583 sq mi (37.77 km2)
NasonCity199218.4/sq mi (84.3/km2)0.911 sq mi (2.36 km2)
WaltonvilleVillage408329.0/sq mi (127.0/km2)1.24 sq mi (3.21 km2)
WoodlawnVillage617724.2/sq mi (279.6/km2)0.852 sq mi (2.21 km2)
CentraliaCity12,1821,485.6/sq mi (573.6/km2)8.2 sq mi (21.24 km2)