List of counties in Iowa

The U.S. state of Iowa is divided into 99 counties. The official abbreviation of Iowa is IA, the FIPS code is 19, the FIPS code of each county so always begins with 19, to which said in the table for each county three-digit number is appended.

The population figures given in the table are based on the results of the census in 2010.

516228
de