Largest Population ZIP Codes in Iowa
Top 50 of 934 ZIP codes in Iowa that have a population figure in the dataset.
| # | ZIP | City | Population |
|---|---|---|---|
| 1 | 52001 | Dubuque, IA | 43,173 |
| 2 | 50613 | Cedar Falls, IA | 42,031 |
| 3 | 52402 | Cedar Rapids, IA | 40,149 |
| 4 | 52404 | Cedar Rapids, IA | 37,796 |
| 5 | 52302 | Marion, IA | 36,980 |
| 6 | 51503 | Council Bluffs, IA | 36,376 |
| 7 | 50317 | Des Moines, IA | 36,207 |
| 8 | 50315 | Des Moines, IA | 35,853 |
| 9 | 51501 | Council Bluffs, IA | 35,406 |
| 10 | 52722 | Bettendorf, IA | 34,754 |
| 11 | 52240 | Iowa City, IA | 32,230 |
| 12 | 50265 | West Des Moines, IA | 31,653 |
| 13 | 50158 | Marshalltown, IA | 31,591 |
| 14 | 50322 | Urbandale, IA | 31,530 |
| 15 | 52761 | Muscatine, IA | 30,678 |
| 16 | 50701 | Waterloo, IA | 30,324 |
| 17 | 50310 | Des Moines, IA | 30,221 |
| 18 | 52501 | Ottumwa, IA | 30,220 |
| 19 | 50401 | Mason City, IA | 29,837 |
| 20 | 52601 | Burlington, IA | 29,723 |
| 21 | 50010 | Ames, IA | 29,359 |
| 22 | 50501 | Fort Dodge, IA | 29,078 |
| 23 | 52732 | Clinton, IA | 28,293 |
| 24 | 50014 | Ames, IA | 28,094 |
| 25 | 50023 | Ankeny, IA | 27,986 |
| 26 | 52806 | Davenport, IA | 27,503 |
| 27 | 52804 | Davenport, IA | 27,379 |
| 28 | 51106 | Sioux City, IA | 26,544 |
| 29 | 52403 | Cedar Rapids, IA | 23,673 |
| 30 | 50266 | West Des Moines, IA | 23,625 |
| 31 | 52405 | Cedar Rapids, IA | 23,621 |
| 32 | 52245 | Iowa City, IA | 22,573 |
| 33 | 52803 | Davenport, IA | 22,174 |
| 34 | 51104 | Sioux City, IA | 22,104 |
| 35 | 50021 | Ankeny, IA | 21,595 |
| 36 | 52246 | Iowa City, IA | 21,114 |
| 37 | 50208 | Newton, IA | 20,417 |
| 38 | 50320 | Des Moines, IA | 20,027 |
| 39 | 50702 | Waterloo, IA | 19,970 |
| 40 | 50703 | Waterloo, IA | 19,863 |
| 41 | 50125 | Indianola, IA | 19,556 |
| 42 | 52241 | Coralville, IA | 18,911 |
| 43 | 50131 | Johnston, IA | 17,499 |
| 44 | 51103 | Sioux City, IA | 17,453 |
| 45 | 50313 | Des Moines, IA | 17,376 |
| 46 | 50316 | Des Moines, IA | 16,440 |
| 47 | 50036 | Boone, IA | 16,287 |
| 48 | 50009 | Altoona, IA | 16,136 |
| 49 | 50263 | Waukee, IA | 16,069 |
| 50 | 50325 | Clive, IA | 15,448 |
Methodology
ZIP codes are sorted by population (highest first), limited to the top 50. ZIP codes without this figure in the source dataset are excluded, not estimated. Figures come from U.S. Census Bureau / ACS data included in the dataset.