Marion
City in Williamson County, Illinois

Marion is a city in Williamson County, Illinois, with 16,855 residents (2020 Census). It sits at 518 ft (158 m) above sea level. The nearest town is Spillertown, 2.4 miles NE.
- 16,855residents (2020 Census)
- 518 ftelevation · 158 m
- 14.3 sq miland area · 37.1 km²
- 1,176 / sq mipopulation density
- 62959ZIP code
About Marion
Marion is a city in and the county seat of Williamson County, Illinois, United States. The population was 16,855 according to the 2020 census. It is part of a dispersed urban area that developed out of early 20th-century coal fields.
Marion serves as the largest retail trade center in Southern Illinois with its central location along Interstate 57 and Illinois Route 13. The city is part of the Marion-Herrin micropolitan area and is a part of the Carbondale-Marion-Herrin, Illinois combined statistical area with 123,272 residents, the sixth-most populous Combined statistical area in Illinois.
Text: Wikipedia · CC BY-SA 4.0
Marion weather: 7-day forecast
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Source: National Weather Service (NOAA).
Nearest webcams to Marion
There are no webcams in Marion itself. These are the closest, 49 miles away or more.
Webcams: Windy.com
Living in Marion
- Median household income
- $56,912
- Median home value
- $158,300
- Median rent
- $921/mo
- Median age
- 42.2
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Map of Marion
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Open in Google Maps ›Marion, IL population
Marion had 16,855 residents in the 2020 Census.
| 2020 Census | 16,855 |
|---|---|
| Density | 1,176 per sq mi (454 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Marion at a glance
| State | Illinois (IL) |
|---|---|
| County | Williamson County |
| Type | City |
| Population | 16,855 (2020) |
| Land area | 14.34 sq mi (37.1 km²) |
| Water area | 0.21 sq mi (0.55 km²) |
| Elevation | 518 ft (158 m) |
| Coordinates | 37.7342° N, 88.9443° W |
| ZIP code | 62959 |
| Official website | cityofmarionil.gov |
| Census code (GEOID) | 1746916 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Marion
- Spillertown2.4 mi NE
- Whiteash3.5 mi N
- Energy5.0 mi NW
- Pittsburg5.9 mi NE
- Johnston City6.1 mi N
- Crainville6.4 mi W
- Herrin6.5 mi NW
- Crab Orchard7.4 mi E
- Carterville7.9 mi W
- Colp8.9 mi NW
- Freeman Spur9.2 mi N
- Creal Springs9.8 mi SE
Straight-line distance between town centers.
Frequently asked questions about Marion
What county is Marion in?
Marion is in Williamson County, Illinois.
What is the population of Marion, IL?
16,855 people lived in Marion at the 2020 Census.
What is the ZIP code of Marion, IL?
The ZIP code of Marion is 62959.
What is the elevation of Marion?
518 feet (158 m) above sea level.
What towns are near Marion?
Spillertown (2.4 mi), Whiteash (3.5 mi), Energy (5.0 mi), Pittsburg (5.9 mi), Johnston City (6.1 mi).
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