Illustrated map of the Blackstone River Valley

The Blackstone River Valley

The Blackstone River Valley is a region of nearly 400,000 acres located within twenty-four communities in central Massachusetts and northern Rhode Island. Route 146 is the main highway running north and south between Providence and Worcester. It intersects with I-95 and I-295 in Rhode Island and I-90 (Massachusetts Turnpike) in Massachusetts.

Directional signage along these major highways points the way to our six Visitor Centers. Visitor Centers are located in Providence, Pawtucket, Lincoln and Woonsocket, RI as well as Uxbridge and Worcester, MA.

Please also look for signage directing you to tune to AM 1140 for further directions and visitor information while traveling along major highways in the Blackstone River Valley.

You can also download a copy of the National Park Service's Heritage Corridor map of Blackstone River Valley. To get copies of other useful maps, please drop by one of our visitor centers.

Heritage Corridor Commission offices, Woonsocket, RI
Directions to Corridor Commission Office:
One Depot Square
Woonsocket, RI 02895

From I-495 south

  • Follow I-495 south to Mass route 126 south (exit 18)
  • Continue onto Social Street (as you enter Woonsocket)
  • Continue straight past Monument Square (Civil War Monument, Stadium Theatre)
  • Continue straight onto Main Street. Pass under railroad track to light at intersection with High Street.
  • Turn right onto High Street
  • Make immediate right into the National Heritage Corridor office (the former train depot )

From 146 south

  • Follow route 146 south to route 104 north exit (downtown Woonsocket)
  • Take left at the end of ramp, onto Providence Street.
  • Go straight through lights continuing on Providence Street all the way to the end.
  • Turn right on South Main Street continue through Market Square onto Main Street to the light at intersection with High Street.
  • Turn left onto High Street to enter the Heritage Corridor Office (former train depot).

From 146 north

  • Take right fork to route 146A North.
  • Turn right on Park Avenue
  • Continue to Hamlet Avenue.
  • Turn left onto Hamlet Avenue.
  • Cross over bridge and go straight through the intersection.
  • The entrance to the Heritage Corridor Office (former train depot) is on the right immediately after the light.

Did You Know?