Marseilles, IL Insights: Population,
Zip Codes, Influence, and Service Areas

Marseilles (/mɑːrˈseɪlz/ 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.

Zip Codes in Marseilles, IL that we also serve: 61341





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