| Official Name: | Arena, New York |
| Settlement Type: | Hamlet |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New York |
| Subdivision Type2: | County |
| Subdivision Name2: | Delaware |
| Subdivision Type3: | Town |
| Subdivision Name3: | Middletown |
| Pushpin Map: | New York |
| Pushpin Map Caption: | Location within the state of New York |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1283 |
| Elevation M: | 391 |
| Coordinates: | 42.1156°N -74.7374°W[1] |
| Postal Code Type: | ZIP code |
Arena is a hamlet in Delaware County, New York, United States. It is located southwest of Margaretville on the eastern end of Pepacton Reservoir.