36 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 46227 | Indianapolis | 56,794 |
| 46226 | Indianapolis | 45,716 |
| 46237 | Indianapolis | 42,223 |
| 46254 | Indianapolis | 41,259 |
| 46224 | Indianapolis | 39,704 |
| 46217 | Indianapolis | 39,082 |
| 46219 | Indianapolis | 38,681 |
| 46222 | Indianapolis | 37,108 |
| 46220 | Indianapolis | 37,102 |
| 46203 | Indianapolis | 36,544 |
| 46260 | Indianapolis | 35,019 |
| 46235 | Indianapolis | 34,289 |
| 46241 | Indianapolis | 34,056 |
| 46239 | Indianapolis | 33,553 |
| 46201 | Indianapolis | 31,680 |
| 46218 | Indianapolis | 28,951 |
| 46229 | Indianapolis | 28,629 |
| 46205 | Indianapolis | 28,327 |
| 46221 | Indianapolis | 27,038 |
| 46236 | Indianapolis | 26,993 |
| 46268 | Indianapolis | 25,140 |
| 46214 | Indianapolis | 23,108 |
| 46208 | Indianapolis | 22,729 |
| 46256 | Indianapolis | 22,373 |
| 46202 | Indianapolis | 20,688 |
| 46240 | Indianapolis | 20,123 |
| 46250 | Indianapolis | 17,131 |
| 46228 | Indianapolis | 16,397 |
| 46259 | Indianapolis | 14,944 |
| 46107 | Beech Grove | 12,962 |
| 46204 | Indianapolis | 10,544 |
| 46278 | Indianapolis | 8,650 |
| 46225 | Indianapolis | 5,416 |
| 46216 | Indianapolis | 2,275 |
| 46183 | West Newton | 39 |
| 46206 | Indianapolis | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 36 ZCTAs in Marion County, Indiana (US Census).