| Petrolia, New York | |
| Settlement Type: | hamlet |
| Pushpin Map: | New York |
| Pushpin Label: | Petrolia |
| Pushpin Map Caption: | Location in the state of New York |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New York |
| Subdivision Type2: | County |
| Subdivision Name2: | Allegany |
| Unit Pref: | Imperial |
| Coordinates: | 42.0894°N -78.0183°W |
Petrolia (also Petrola, Petrolla) is a hamlet in the town of Scio in Allegany County, New York, United States.