Missouri - Significance region: Local
| McMullen, Patrick and Moire, House |
| McPherson-Holland House |
| McVey School |
| Measuregraph Company Building |
| Medart's |
| Meier General Store |
| Meierhoffer House |
| Meierhoffer Sand Company Office Building |
| Meloan, Cummins & Co., General Store |
| Melrose Apartments |
| Memorial Hall |
| Mense, Frank, House |
| Mercantile Bank & Trust Building |
| Metropolitan Police Garage |
| Meyer, John, House |
| Michelson Building |
| Middle River School |
| Middle West Hotel |
| Midtown Historic District |
| Mid-Town Historic District |
| Midtown Neighborhood Historic District |
| Midwest Hotel |
| Midwest Terminal Building |
| Milan Railroad Depot |
| Miller Building |
| Miller Building, Matthews Hardware, Metropolitan Building |
| Miller, Frank, Green Berry Road Historic District |
| Miller, Henry, House |
| Miller, Issac, House |
| Miller, Joseph M., Mausoleum |
| Miller-Porter-Lacy House |
| Miller-Seabaugh House and Dr. Seabaugh Office Building |
| Milo Apartments |
| Miltenberger, Eugene and Mary A., House |
| Mindrup House-Store |
| Mineral Hall |
| Mingo National Wildlife Refuge Archeology District |
| Minor, Charles, House |
| Mississippi Valley Trust Company Building |
| Missouri Apartments |
| Missouri Athletic Club Building |
| Missouri City Savings Bank Building and Meeting Hall |
| Missouri Electric Light and Power Co. |
| Missouri Farmers Association - Producers Creamery Company Dairy Plant |
| Missouri, Kansas and Texas Railroad Depot |
| Missouri, Kansas, and Texas Railroad Depot |
| Missouri Pacifc Building |
| Missouri/Sedalia Trust Company |
| Missouri Theater |
| Moberly Commercial Historic District |
| Moberly Junior High School |
| Moberly Municipal Auditorium |
| Moline Plow Company Building |
| Moloney Electric Company Building |
| Monje, Paul, House |
| Monroe Hotel |
| Montgomery Opera House |
| Montgomery Ward and Company General Merchandise Warehouse |
| Moon Brothers Carraige Company Building |
| Moore-Dalton House |
| Moore House |
| Moore, J. Herbert, House |
| Moore's Mill Battlefield |
| Moore, Thomas, House |
| Moorlands Addition Apartment District |
| Moreau Drive Historic District |
| Moreau Park Historic District |
| More Automobile Company Building |
| Morningside Acres Historic Ranch House District |
| Morrow, Johnson, House |
| Morton-Myer House |
| Mountain Grove Bandstand |
| Mountain Grove City Hall |
| Mount Cabanne-Raymond Place Historic District |
| Mount Hope Cemetery |
| Mount Horeb Baptist Church |
| Mount Mora Cemetery |
| Mount Nebo Baptist Church |
| Mount Pleasant School |
| Mount Washington School |
| Mount Zion Church and Cemetery |
| Mount Zion Lodge Masonic Temple |
| Mt. Carmel Historic District |
| Mt. Memorial Cemetery |
| Mt. Pleasant Winery Historic District |
| Mueller Archeological Site |
| Mule Camp Site |
| Mullanphy Historic District |
| Munichburg Commercial Historic District |
| Municipal Courts Building |
| Municipal Service Building |
| Munro, John Manson, House |
| Murdock, C.A., Manufacturing Company Building |
| Murphy-Blair District |
| Murphy, Joseph and Ann, Residence |
| Murphysburg Historic District |
| Murrell, George A., House |
| Museum Hill Historic District |
| Mutual Ice Company Building |
| Myers, George J., House |
Data from United States Park Service and Wikidata
