Vermilion County, Illinois

County seat: Danville · Population 71,259 (2025) · 898 sq mi

Vermilion County is the 21st most populous of Illinois's 102 counties, with 71,259 people (2025 estimate). Its county seat is Danville. It is part of the East Central region, one of the 10 Illinois economic development regions (DCEO). The map shows its 21 cities and towns and the 8 neighboring counties.

Map of Vermilion County, Illinois with cities, towns and the county boundary
Vermilion County, Illinois with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).
Download PDF (Letter) 126 KBPNG image 104 KBIllinois county map

Vermilion County facts

County seat
Danville
Population (2025 estimate)
71,259 −4% since 2020
Land area
898 sq mi 7th largest of 102
Water area
3 sq mi
Population density
79 per sq mi
Established
1826
Named after
Vermilion River tributary of the Wabash River in Illinois and Indiana, United States
Largest city
Danville 28,138
Median household income
$56,877
Cities and towns
21 plus 2 CDPs
ZIP codes
27
Time zone
Central
FIPS code
17183

Cities and towns in Vermilion County

Vermilion County has 21 incorporated cities, towns and villages. Populations count the people living inside Vermilion County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
Danville (county seat)City28,138
HoopestonCity4,676
WestvilleVillage3,029
GeorgetownCity3,006
TiltonVillage2,537
CatlinVillage1,912
OakwoodVillage1,274
RossvilleVillage1,170
Ridge FarmVillage752
PotomacVillage656
FairmountVillage592
BismarckVillage577
FithianVillage474
SidellVillage474
RankinVillage472
BelgiumVillage352
AllertonVillage240Champaign County
IndianolaVillage219
AlvinVillage215
HenningVillage202
MuncieVillage150

Unincorporated communities (CDPs)

Census-designated places are communities without their own city government; the county provides their services.

CommunityPopulationAlso in
East Lynn373
Olivet149

ZIP codes in Vermilion County

27 ZIP codes reach into Vermilion County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of Vermilion County, 2020–2025

Vermilion County shrank by 2,942 people (−4%) between April 2020 and July 2025: 1,407 more deaths than births and a net loss of 1,530 people from migration.

Year (July 1)Population
202074,008
202173,187
202272,130
202371,666
202471,456
202571,259

Neighboring counties

Printable Vermilion County map

The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.

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Sources

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