Blackstone River Valley National Historical Park

National Historical Park · Rhode Island, Massachusetts

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

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Hours

Blackstone River Valley National Historical Park

Usual hours: Blackstone River Valley National Historical Park
Every daySunrise to Sunset

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

Visitor centers

Old Slater Mill Visitor Center Closed today

Old Slater Mill Visitor Center

Today: Closed (May 17, 2026 - October 31, 2026, May 17 – Oct 31)

Usual hours

Usual hours: Old Slater Mill Visitor Center
Monday – WednesdayClosed
Thursday – Sunday10:00AM - 4:00PM

Coming up:

  • Nov 1 – Nov 28: November 1, 2026 - November 28, 2026
  • Nov 26: Thanksgiving Day (closed)
  • Nov 29 – Apr 23: Winter Closure (closed)

The visitor contact station at Old Slater Mill is open late April - November and is closed early December - early April. Park grounds are open daily from dawn to dusk year-round.

Events in the next few days

  • Old Slater Mill Tour

    · 10:30 AM – 11:30 AM, 12:30 PM – 01:30 PM, 02:30 PM – 03:30 PM · 67 Roosevelt Avenue, Pawtucket, RI 02860 · Free

  • Old Slater Mill Tour

    · 10:30 AM – 11:30 AM, 12:30 PM – 01:30 PM, 02:30 PM – 03:30 PM · 67 Roosevelt Avenue, Pawtucket, RI 02860 · Free

About this park

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.