Home > IL > LaSalle County > Marseilles > Zip 61341

Zip Code 61341 — Marseilles, IL

61341 is a ZIP Code associated with Marseilles, IL, located within LaSalle. The postal region supports an estimated population of 7,692 residents across Data Pending housing units, with a population density of 32.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.340150, -88.692460)

Data MetricLocal Statistic
Postal / Zip Code61341
Primary CityMarseilles
State / ProvinceIL
CountyLaSalle
Total Population7,692
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density32.4 people/sq mi
TimezoneAmerica/Chicago

How 61341 Compares

MetricZIP 61341LaSalle CountyIL State Average
Population7,692106,52412,694,745
Median IncomeData PendingN/AN/A
Population Density32.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 61360Seneca4.5 mi3,610N/A
Zip 60557Wedron8.1 miN/AN/A
Zip 61350Ottawa9.0 mi23,713N/A
Zip 61325Grand Ridge9.4 mi949N/A
Zip 60549Serena10.7 mi784N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →