McDonough County, Illinois Cities (2024)

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

City
Rank
2024 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
Macomb114,80514,981-0.3%1,39710.6City
Bushnell22,6622,705-0.41%1,2572.1City
Colchester31,0851,104-0.46%9431.1City
Blandinsville4553563-0.54%6320.9Village
Prairie City5400407-0.5%3971.0Village
Industry6388395-0.51%8430.5Village
Good Hope7354361-0.56%1,1800.3Village
Adair82531791.2%5880.4CDP
Bardolph9205208-0.48%3320.6Village
Tennessee109799-1.02%2280.4Village
Sciota1137370%1190.3Village

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in McDonough County, Illinois?

Macomb is the largest city in McDonough County.

What is the smallest city in McDonough County, Illinois?

Sciota is the smallest city in McDonough County.

How many cities are in McDonough County?

There are 11 cities in McDonough County, Illinois.

Frequently Asked Questions