List of 20 Zip Codes in Washington County, Iowa

On this page, we'll list out the 20 Washington County, Iowa ZIP codes we have, including the land area and county name of each code.

Iowa is the 26th largest state by total land area, with a land area of 56,273 square miles (145,746 square kilometers) and has a total population of 3,150,011 people as of the most recent U.S. Census survey.

Washington County makes up approximately 3.57% of the total land area for Iowa and we have 20 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)
52201 171,677,000 66 172
52247 206,304,000 80 206
52247 206,304,000 80 206
52248 294,510,000 114 295
52248 294,510,000 114 295
52327 216,538,000 84 217
52327 216,538,000 84 217
52353 395,016,000 153 395
52356 232,408,000 90 232
52359 38,168,600 15 38
52540 253,577,000 98 254
52540 253,577,000 98 254
52540 253,577,000 98 254
52585 145,152,000 56 145
52621 109,427,000 42 109
52641 548,535,000 212 549
52641 548,535,000 212 549
52641 548,535,000 212 549
52654 135,506,000 52 136
52654 135,506,000 52 136

More Counties in Iowa

If you want to search and find zip codes for different counties in Iowa, the list below contains links to each of the 105 Iowa 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 20 Zip Codes in Washington County, Iowa". NameCensus.com. Accessed on June 19, 2024. https://namecensus.com/zip-codes/iowa/washington-county/.

  • "List of 20 Zip Codes in Washington County, Iowa". NameCensus.com, https://namecensus.com/zip-codes/iowa/washington-county/. Accessed 19 June, 2024

  • List of 20 Zip Codes in Washington County, Iowa. NameCensus.com. Retrieved from https://namecensus.com/zip-codes/iowa/washington-county/.