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Zip Code 61911 — Arthur, IL

ZIP Code 61911 is associated with Arthur, IL, in Moultrie County. The listed population estimate is 4,508; estimated density is 27.4 people per square mile. Among records with population estimates, it ranks #2 of 5 in Moultrie County and #493 of 1,390 in IL.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.704520, -88.470680)

Data MetricLocal Statistic
Postal / Zip Code61911
Primary CityArthur
State / ProvinceIL
CountyMoultrie
Total Population4,508
Population Density27.4 people/sq mi
TimezoneAmerica/Chicago

How 61911 Compares

MetricZIP 61911Moultrie County recordsIL records
Population estimate4,50816,624 (sum)12,694,745 (sum)
Population Density27.4 /sq mi----
County population rank#2 of 5----
State population rank#493 of 1,390----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in IL

ZIP CodeCityDistancePopulation estimate
ZIP 61913Atwood8.4 mi1,300
ZIP 61910Arcola9.3 mi4,769
ZIP 61931Humboldt9.9 mi1,350
ZIP 61951Sullivan10.0 mi7,787
ZIP 61937Lovington10.1 mi1,782

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 →