| Place Name | Mount Marion |
| Place Type | Unincorporated |
| ZIP Code(s) | 12477 |
| County | Ulster County |
| Area Code(s) | 845 |
| Timezone | Eastern Standard Time (EST) |
| Population () | |
| Metro/Micro Stats Area | Kingston, NY |
| US Congressional District(s) | New York 19th |
| State Assembly Districts | 103 |
| State Senate Districts | 41 |