Cities/towns in Washington, Oregon

• Aloha (1 historic property)
• Beaverton (3 historic properties)
• Cornelius (2 historic properties)
• Forest Grove (16 historic properties)
• Gaston (1 historic property)

• Hillsboro (9 historic properties)
• Portland (6 historic properties)
• Tigard (3 historic properties)
• Tualatin (1 historic property)
• West Union (1 historic property)