33 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 50023 | Ankeny | 46,306 |
| 50317 | Des Moines | 36,548 |
| 50315 | Des Moines | 34,816 |
| 50265 | West Des Moines | 33,488 |
| 50322 | Urbandale | 31,931 |
| 50310 | Des Moines | 31,177 |
| 50021 | Ankeny | 30,283 |
| 50320 | Des Moines | 24,807 |
| 50131 | Johnston | 24,583 |
| 50009 | Altoona | 22,886 |
| 50325 | Clive | 19,012 |
| 50313 | Des Moines | 17,440 |
| 50111 | Grimes | 16,865 |
| 50316 | Des Moines | 16,710 |
| 50312 | Des Moines | 15,802 |
| 50311 | Des Moines | 14,574 |
| 50327 | Pleasant Hill | 13,177 |
| 50314 | Des Moines | 10,438 |
| 50035 | Bondurant | 10,131 |
| 50309 | Des Moines | 10,110 |
| 50321 | Des Moines | 7,900 |
| 50226 | Polk City | 7,759 |
| 50324 | Windsor Heights | 5,143 |
| 50169 | Mitchellville | 3,667 |
| 50237 | Runnells | 3,635 |
| 50109 | Granger | 3,309 |
| 50161 | Maxwell | 2,296 |
| 50244 | Slater | 1,729 |
| 50073 | Elkhart | 1,208 |
| 50032 | Berwick | 707 |
| 50007 | Alleman | 444 |
| 50243 | Sheldahl | 361 |
| 50319 | Des Moines | 0 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 33 ZCTAs in Polk County, Iowa (US Census).