PlainZIP

Richland

Illinois

6

Total ZIPs

16,327

Total Population

ZIP Codes in Richland

ZIP Code City Population Density
62450 Olney 12,218 31
62868 Noble 1,872 7
62421 Claremont 778 6
62425 Dundas 649 6
62419 Calhoun 410 7
62452 Parkersburg 400 8

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.