National Historic Register properties in Marion county/parish, Ohio

• Caledonia Bowstring Bridge (Caledonia)
• Caledonia Public Square and North Water Street Historic District (Caledonia)
• Memorial United Methodist Church (Caledonia)
• Temple and Masonic Block Buildings (Caledonia)
• Harding Tomb (Marion)
• Harding, Warren G., House (Marion)
• Hotel Harding (Marion)
• King, George W., Mansion-Etowah (Marion)
• Marion Catholic School (Marion)
• Marion Cemetery Receiving Vault (Marion)
• Marion County Courthouse (Marion)
• Marion County Telephone Company Building (Marion)
• Marion Downtown Historic District (Marion)
• Marion Township Sub-District #8 School (Marion)
• Marion Women's Club Home (Marion)
• Old US Post Office (Marion)
• Palace Theater (Marion)
• Soldiers' and Sailors' Memorial Chapel (Marion)
• Bretz Farm (Morrall)
• Wyatt's Tavern-Fort Morrow Site (Waldo)