National Historic Register properties in Plainfield, Connecticut

• Aldrich Free Public Library
• Central Village Historic District
• First Congregational Church of Plainfield
• Glen Falls Bridge
• Lawton Mills Historic District
• March Route of Rochambeau's Army: Old Canterbury Road
• March Route of Rochambeau's Army: Plainfield Pike
• Packerville Bridge
• Plainfield Street Historic District
• Plainfield Woolen Company Mill
• Wauregan Historic District