Marseilles

City in LaSalle County, Illinois

View of Marseilles, Illinois
Photo: IvoShandor · CC BY-SA 3.0

Marseilles is a city in LaSalle County, Illinois, with 4,845 residents (2020 Census). It sits at 505 ft (154 m) above sea level. The nearest town is Seneca, 3.3 miles E.

About Marseilles

Marseilles ( mar-SAYLZ) is a city in LaSalle County, Illinois, United States. An Illinois River town, the population was 4,845 at the 2020 census, down from 5,094 at the 2010 census. It is part of the Ottawa, IL Micropolitan Statistical Area.

Text: Wikipedia · CC BY-SA 4.0

Marseilles weather: 7-day forecast

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Live webcams in Marseilles

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Living in Marseilles

Median household income
$58,217
Median home value
$142,500
Median rent
$1,041/mo
Median age
41.4
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Map of Marseilles

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Marseilles, IL population

Marseilles had 4,845 residents in the 2020 Census.

2020 Census4,845
Density513 per sq mi (198 per km²)

Source: U.S. Census Bureau, Decennial Census.

Marseilles at a glance

StateIllinois (IL)
CountyLaSalle County
TypeCity
Population4,845 (2020)
Land area9.44 sq mi (24.4 km²)
Water area0.48 sq mi (1.25 km²)
Elevation505 ft (154 m)
Coordinates41.3183° N, 88.6764° W
ZIP code61341
Official websitemarseillesil.net
Census code (GEOID)1747150

Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.

Towns near Marseilles

Straight-line distance between town centers.

Frequently asked questions about Marseilles

What county is Marseilles in?

Marseilles is in LaSalle County, Illinois.

What is the population of Marseilles, IL?

4,845 people lived in Marseilles at the 2020 Census.

What is the ZIP code of Marseilles, IL?

The ZIP code of Marseilles is 61341.

What is the elevation of Marseilles?

505 feet (154 m) above sea level.

What towns are near Marseilles?

Seneca (3.3 mi), Ottawa (8.0 mi), Dayton (8.1 mi), Wedron (9.7 mi), Grand Ridge (9.8 mi).

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