List of 21 Zip Codes in Mercer County, Illinois

On this page, we'll list out the 21 Mercer County, Illinois ZIP codes we have, including the land area and county name of each code.

Illinois is the 25th largest state by total land area, with a land area of 57,914 square miles (149,997 square kilometers) and has a total population of 12,770,631 people as of the most recent U.S. Census survey.

Mercer County makes up approximately 2.29% of the total land area for Illinois and we have 21 zip codes for the county in our database, which you can see details of below, with land area information for each zip code.

ZIP Code Land Area (Sq. Meters) Land Area (Sq. Miles) Land Area (Sq. Kilometers)
61231 387,927,000 150 388
61231 387,927,000 150 388
61260 151,702,000 59 152
61262 111,451,000 43 111
61263 781,595 0 1
61264 185,878,000 72 186
61264 185,878,000 72 186
61264 185,878,000 72 186
61264 185,878,000 72 186
61264 185,878,000 72 186
61264 185,878,000 72 186
61264 185,878,000 72 186
61272 233,424,000 90 233
61279 110,262,000 43 110
61281 99,705,300 38 100
61412 194,420,000 75 194
61442 67,510,300 26 68
61465 108,236,000 42 108
61466 60,618,000 23 61
61476 105,672,000 41 106
61486 111,653,000 43 112

More Counties in Illinois

If you want to search and find zip codes for different counties in Illinois, the list below contains links to each of the 103 Illinois counties we have data for.

Data Source(s)

All of the zip code data on this page is sourced from the United States Census Bureau geography reference files.

Link To or Reference This Page

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If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!

  • "List of 21 Zip Codes in Mercer County, Illinois". NameCensus.com. Accessed on May 29, 2022. http://namecensus.com/zip-codes/illinois/mercer-county/.

  • "List of 21 Zip Codes in Mercer County, Illinois". NameCensus.com, http://namecensus.com/zip-codes/illinois/mercer-county/. Accessed 29 May, 2022

  • List of 21 Zip Codes in Mercer County, Illinois. NameCensus.com. Retrieved from http://namecensus.com/zip-codes/illinois/mercer-county/.