National Historic Register properties in Delaware county/parish, Iowa

• Kirkpatrick, Robert Round Barn (Coggon)
• Bay Settlement Church and Monument (Delhi)
• Backbone State Park, Cabin-Bathing Area (Area A) (Dundee)
• Backbone State Park, Picnicking, Hiking & Camping Area (Area B) (Dundee)
• Backbone State Park, Richmond Springs (Area C) (Dundee)
• Suckow, Ruth, House (Earlville)
• Old Lenox College (Hopkinton)
• Coffin's Grove Stagecoach House (Manchester)
• Delaware County Courthouse (Manchester)
• Hoag, J. J., House (Manchester)
• Lincoln Elementary School (Manchester)
• McGee School (Manchester)
• Spring Branch Butter Factory Site (Manchester)
• Saints Peter and Paul Church (Petersburg)
• Backbone State Park Historic District (Strawberry Point)