Macomb
City in McDonough County, Illinois

Macomb is a city in McDonough County, Illinois, with 15,051 residents (2020 Census). It sits at 633 ft (193 m) above sea level. The nearest town is Good Hope, 6.0 miles N.
- 15,051residents (2020 Census)
- 633 ftelevation · 193 m
- 10.8 sq miland area · 28.1 km²
- 1,387 / sq mipopulation density
- 61455ZIP code
About Macomb
Macomb () is a city in the State of Illinois, and the county seat of McDonough County, Illinois, United States. It is situated in western Illinois, about 75 miles (121 km) southwest of Peoria. As of the 2020 census, the population of the city was 15,051. Macomb is also the home of Western Illinois University.
Text: Wikipedia · CC BY-SA 4.0
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Living in Macomb
- Median household income
- $44,411
- Median home value
- $103,300
- Median rent
- $765/mo
- Median age
- 27.6
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Map of Macomb
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Open in Google Maps ›Macomb, IL population
Macomb had 15,051 residents in the 2020 Census.
| 2020 Census | 15,051 |
|---|---|
| Density | 1,387 per sq mi (536 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Macomb at a glance
| State | Illinois (IL) |
|---|---|
| County | McDonough County |
| Type | City |
| Population | 15,051 (2020) |
| Land area | 10.85 sq mi (28.1 km²) |
| Water area | 0.44 sq mi (1.15 km²) |
| Elevation | 633 ft (193 m) |
| Coordinates | 40.4702° N, 90.6830° W |
| ZIP code | 61455 |
| Official website | cityofmacomb.com |
| Census code (GEOID) | 1745889 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Macomb
- Good Hope6.0 mi N
- Colchester6.5 mi SW
- Bardolph6.5 mi E
- Sciota7.2 mi NW
- Tennessee9.0 mi SW
- Adair10.4 mi E
- Industry10.6 mi S
- Bushnell10.9 mi NE
- Blandinsville11.3 mi NW
- Marietta15.4 mi E
- Table Grove15.4 mi SE
- Prairie City15.5 mi NE
Straight-line distance between town centers.
Frequently asked questions about Macomb
What county is Macomb in?
Macomb is in McDonough County, Illinois.
What is the population of Macomb, IL?
15,051 people lived in Macomb at the 2020 Census.
What is the ZIP code of Macomb, IL?
The ZIP code of Macomb is 61455.
What is the elevation of Macomb?
633 feet (193 m) above sea level.
What towns are near Macomb?
Good Hope (6.0 mi), Colchester (6.5 mi), Bardolph (6.5 mi), Sciota (7.2 mi), Tennessee (9.0 mi).
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