| Blackstone Valley | |
|---|---|
 The Blackstone Valley in Massachusetts and Rhode Island | |
| Long-axis direction | Northwest-Southeast |
| Geology | |
| Type | River valley |
| Geography | |
| Location |  United States |
| Population centers | Worcester, Massachusetts, Providence, Rhode Island |
| Rivers | Blackstone River |
The Blackstone Valley or Blackstone River Valley is a region of Massachusetts and Rhode Island. It was a major factor in the American Industrial Revolution. It makes up part of the Blackstone River Valley National Heritage Corridor and National Historical Park.