| Zip Code | City | Population ↓ |
|---|---|---|
| 97301 | Salem | 55,386 |
| 97305 | Salem | 44,994 |
| 97302 | Salem | 41,382 |
| 97303 | Salem | 41,143 |
| 97306 | Salem | 34,946 |
| 97071 | Woodburn | 31,534 |
| 97317 | Salem | 25,884 |
| 97381 | Silverton | 15,526 |
| 97383 | Stayton | 9,992 |
| 97325 | Aumsville | 6,943 |
| 97392 | Turner | 6,584 |
| 97352 | Jefferson | 6,488 |
| 97002 | Aurora | 6,305 |
| 97032 | Hubbard | 4,736 |
| 97362 | Mount Angel | 4,107 |
| 97385 | Sublimity | 3,913 |
| 97026 | Gervais | 3,487 |
| 97358 | Lyons | 2,417 |
| 97375 | Scotts Mills | 1,336 |
| 97137 | Saint Paul | 1,152 |
| 97020 | Donald | 1,151 |
| 97310 | Salem | 1,099 |
| 97346 | Gates | 1,031 |
| 97373 | Saint Benedict | 172 |
| 97342 | Detroit | 116 |
| 97384 | Mehama | 86 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 26 ZCTAs in Marion County, Oregon (US Census).