Salt rock or Salt Rock may refer to:

• Rock salt
• Salt Rock, seaside village in South Africa
• Salt Rock, West Virginia, USA
• Salt Rock Township, Marion County, Ohio, USA
• Salt Rock State Campground, park in Connecticut, USA
• Ezra Millington "Salt Rock" Midkiff, American baseball player
• Saltrock, a surfwear company
• Salt rock lamp, a lamp made of Himalayan salt