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Blackstone River Valley National Historical Park

National Historical Park · Rhode Island, Massachusetts

Slater Mill, Wilkinson Mill and Brown House at Blackstone River Valley NHP
Slater Mill, Wilkinson Mill and Brown House at Blackstone River Valley NHP Photo: NPS Photo

Hours

See this week's hours below.

Entrance fee
The Park Service lists no entrance fee for this site.
Phone
(401) 725-8638
Address
67 Roosevelt Ave, Pawtucket, RI 02860

About Blackstone River Valley

The Blackstone River powered America's entry into the Age of Industry. The success of Samuel Slater's cotton spinning mill in Pawtucket, RI touched off a chain reaction that changed how people worked and where they lived. Learn how this revolution transformed the landscape of the Blackstone Valley and the United States. The Visitor Center at Old Slater Mill is closed for the winter season.

Hours

Blackstone River Valley National Historical Park

The park grounds are open from Sunrise to Sunset. The headquarters are located at Slater Mill 67 Roosevelt Ave Pawtucket, RI 02860 (401) 725-8638

MondaySunrise to Sunset
TuesdaySunrise to Sunset
WednesdaySunrise to Sunset
ThursdaySunrise to Sunset
FridaySunrise to Sunset
SaturdaySunrise to Sunset
SundaySunrise to Sunset

Getting there

The park headquarters is located at the Wilkinson Mill in the Historic Slater Mill Complex in Pawtucket, RI. 67 Roosevelt Avenue Pawtucket, RI 02860

Weather

Summer temperatures range from 56-83F. Fall temperatures range from 30-70F. Winter temperatures range from 20-45F. Spring temperatures range from 30-70F.

Things to do

Biking, Birdwatching, Canoeing, Dining, Fishing, Food, Guided Tours, Junior Ranger Program, Kayaking, Paddling, Picnicking, Self-Guided Tours - Walking, Wildlife Watching.

Source: National Park Service data feed, checked September 24, 2026. Hours shown are the Park Service's posted standard hours plus any date changes it lists. Official page for Blackstone River Valley ↗