Arnold Minnesota Profile
| Place Name | Arnold |
| Place Type | Unincorporated |
| ZIP Code(s) | 55803 |
| County | Saint Louis County |
| Area Code(s) | 218 |
| Timezone | Central Standard Time (CST) |
| Population () | |
| Metro/Micro Stats Area | Duluth, MN-WI |
| US Congressional District(s) | Minnesota 8th |
| State House Districts | 03B |
| State Senate Districts | 3 |