Monticello High School (Jefferson County, Florida)
Montpelier Female Institute (Monroe County, Georgia)
Montrose (Howard County, Maryland)
Montrose Schoolhouse (Montgomery County, Maryland)
Moore Building (Pulaski County, Arkansas)
Moore Public School Building (Cleveland County, Oklahoma)
Moorefield School (Independence County, Arkansas)
Moorehead Stagecoach Inn (Ida County, Iowa)
Mooresburg School (Montour County, Pennsylvania)
Mooresville Friends Academy Building (Morgan County, Indiana)
Mooringsport School (Caddo Parish, Louisiana)
Moose Temple (Fond du Lac County, Wisconsin)
Moreauville High School (Avoyelles Parish, Louisiana)
Morehead State University (Rowan County, Kentucky)
Moreland School (Trimble County, Kentucky)
Morewood School (Berkshire County, Massachusetts)
Morgan Elementary School (Morgan County, Utah)
Morgan School (Nash County, North Carolina)
Morrill Hall (Story County, Iowa)
Morrill Hall, Cornell University (Tompkins County, New York)
Morris High School (Stevens County, Minnesota)
Morris Ranch Schoolhouse (Gillespie County, Texas)
Morrison Schoolhouse (Jefferson County, Colorado)
Morristown School (Morris County, New Jersey)
Morristown Schoolhouse (St. Lawrence County, New York)
Morrow Hall (Independence County, Arkansas)
Morse High School (Sagadahoc County, Maine)
Morse High School (former) (Sagadahoc County, Maine)
Built in 1904, burned 1926
Morton School (Tippecanoe County, Indiana)
Moscow High School (Latah County, Idaho)
Moses Brown School (Providence County, Rhode Island)
Moss School Gymnasium (Hughes County, Oklahoma)
Mother Seton House (Baltimore, Maryland)
Mott School and Second Street School (Mercer County, New Jersey)
Moultrie High School (Colquitt County, Georgia)
Mount Adams Public School (Hamilton County, Ohio)
Mount de Chantal Visitation Academy (Ohio County, West Virginia)
Mount de Sales Academy (Baltimore County, Maryland)
Mount Olive High School (Former) (Wayne County, North Carolina)
Mount Pleasant School (St. Louis, Missouri)
Mount Rose Elementary School (Washoe County, Nevada)
Mount Saint Bernard Seminary and Barn (Dubuque County, Iowa)
Most assuredly closed to the public
Mount Sinai School (Autauga County, Alabama)
A historic Rosenwald School in rural Autauga County, Alabama, northwest of Prattville.
Mount St. Gertrude Academy (Boulder County, Colorado)
Mount St. Joseph Academy (Daviess County, Kentucky)
Mount St. Joseph Academy (Hartford County, Connecticut)
Mount St. Scholastica Convent (Atchison County, Kansas)
Mountain Crest Academy (Franklin County, Arkansas)
2 story rock school/dormitory
Mountain Home High School (Elmore County, Idaho)
Mountain School (Oconto County, Wisconsin)
Mountain View School (Pope County, Arkansas)
Mt. Airy School No. 27 (New Castle County, Delaware)
Mt. Healthy Public School (Hamilton County, Ohio)
Mt. Hood School House (Hood River County, Oregon)
Mt. Hope School (Scioto County, Ohio)
One-room school used from 1886-1936 in original condition
Mt. Mercy Academy and Convent (Kent County, Michigan)
Mt. Meridian Schoolhouse (Augusta County, Virginia)
Mt. Olive Rosenwald School (Bradley County, Arkansas)
Mt. Pleasant School (Alamosa County, Colorado)
Mt. Pleasant School (Berkeley County, West Virginia)
Mt. Prospect School for Boys (Middlesex County, Massachusetts)
Mt. Sidney School (Augusta County, Virginia)
Mt. Zion Rosenwald School (Florence County, South Carolina)
Mt. Zion Schoolhouse (Augusta County, Virginia)
Muhlenberg School (Philadelphia County, Pennsylvania)
Mukwonago High School (Waukesha County, Wisconsin)
Former high school building, demolished after school moved to a new building
Mulberry Home Economics Building (Crawford County, Arkansas)
Munfordville School (Hart County, Kentucky)
Munn's School (Hopkins County, Kentucky)
Murdock School (Worcester County, Massachusetts)
Murphey School (Orange County, North Carolina)
Murphy High School (Mobile County, Alabama)
Murphys Grammar School (Calaveras County, California)
Murray Hill School (Cuyahoga County, Ohio)
Murrell Dobbins Vocational School (Philadelphia County, Pennsylvania)
Mycenae Schoolhouse (Onondaga County, New York)
Myers Hall (Clark County, Ohio)
Myers School (Lincoln County, Idaho)
Myrtle Street School (Hampden County, Massachusetts)
Mystery School on CR 248 (Bollinger County, Missouri)
Naaman's Creek School (New Castle County, Delaware)
Naomi Institute (Cass County, Nebraska)
Nara Visa School (Quay County, New Mexico)
Nash Law Office (Orange County, North Carolina)
Nashville Children's Museum (Davidson County, Tennessee)
Nashville Christian Institute Gymnasium (Davidson County, Tennessee)
Nassau Hall, Princeton University (Mercer County, New Jersey)
Nathan Clifford School (Cumberland County, Maine)
Nathan L. Bachman School (Hamilton County, Tennessee)
Nathaniel Bacon School (Richmond, Virginia)
Nathaniel Hawthorne School (Philadelphia County, Pennsylvania)
National War College (Washington, District of Columbia)
Natrona County High School (Natrona County, Wyoming)
Natural History Building (Champaign County, Illinois)
Nazareth Convent and Academy (Cloud County, Kansas)
Nazareth Hall Tract (Northampton County, Pennsylvania)
Nazareth House (Monroe County, New York)
Nebgen School (Gillespie County, Texas)
Neighborhood House (Multnomah County, Oregon)
Neihart School (Cascade County, Montana)
Nellie Leland School (Wayne County, Michigan)
Nelliston School (Montgomery County, New York)
Nelson School (Washington County, Minnesota)
Nelson Schoolhouse (Cheshire County, New Hampshire)
Nemo School House (Lawrence County, South Dakota)
Neosho High School (Newton County, Missouri)
Nesquehoning High School (Carbon County, Pennsylvania)
Neville High School (Ouachita Parish, Louisiana)
New Albany School # 2 (Floyd County, Indiana)
Old School built in 1915
New Blaine School (Logan County, Arkansas)
New England Conservatory of Music (Suffolk County, Massachusetts)
New Enterprise Public School (Bedford County, Pennsylvania)
New Goshen District No. 2 School (Vigo County, Indiana)
New Home School Building (Jackson County, Arkansas)
New Hope High School (Augusta County, Virginia)
New Hope Rosenwald School (Chambers County, Alabama)
A Rosenwald School built in 1915.
New Hope School (Cross County, Arkansas)
New Hope School (Washington County, Indiana)
very late 1 room school reasonably intact
New Iberia High School (Iberia Parish, Louisiana)
New Jersey Hall (Middlesex County, New Jersey)
New Liberty School (Logan County, Arkansas)
New Liberty School (Calhoun County, Mississippi)
New London Academy (Bedford County, Virginia)
New Lyme Institute (Ashtabula County, Ohio)
New Main--Augsburg Seminary (Hennepin County, Minnesota)
New Mt. Pisgah School (White County, Arkansas)
New Providence School Gymnasium (Hardin County, Iowa)
New State School (Pittsburg County, Oklahoma)
New Stone Hall (Delaware County, New York)
New Straitsville School (Perry County, Ohio)
New Suffolk School (Suffolk County, New York)
New Sweden School (Bonneville County, Idaho)
New Washington Normal School (Clark County, Indiana)
School built in 1894
New York School of Applied Design (New York County, New York)
Newark High School (Licking County, Ohio)
Newell Hall (Alachua County, Florida)
Newell High School (Butte County, South Dakota)
Newport Central Catholic High School (Campbell County, Kentucky)
Home of the Thoroughbreds
Newport High School (Campbell County, Kentucky)
Newport Junior & Senior High School (Jackson County, Arkansas)
Newton Street School (Franklin County, Massachusetts)
Newton Union Schoolhouse (Camden County, New Jersey)
Newton, Edward B., School (Suffolk County, Massachusetts)
Newtonville School (Albany County, New York)
Newtown Elementary School (Fulton County, Georgia)
Nicholas County High School (Nicholas County, West Virginia)
Nichols High School (Tioga County, New York)
Nicholson School (East Baton Rouge Parish, Louisiana)
Nicolet Public School (Outagamie County, Wisconsin)
Romanesque Revival school designed by local architect, Phillip Dean
Nihon Go Gakko (King County, Washington)
Nihon Go Gakko (Pierce County, Washington)
Lost 1920s era Japanese Language School
Nisqually School (Thurston County, Washington)
No. 12 School (Crawford County, Arkansas)
No. 4 Schoolhouse (Worcester County, Massachusetts)
Noble Hill School (Bartow County, Georgia)
Noble, J. L. School (Blair County, Pennsylvania)
Nogales High School (Santa Cruz County, Arizona)
Norfolk Academy (Norfolk, Virginia)
Norlands, The (Androscoggin County, Maine)
Normal Hall (Montgomery County, Indiana)
Norman School (Jackson County, Missouri)
Normandie Hall (St. Louis County, Missouri)
Norridgewock Female Academy (Somerset County, Maine)
North Bloomfield School (Livingston County, New York)
North Brook School Number 1 (Lincoln County, North Carolina)
Abandoned school buildings near Cherryville, NC
North Canton School--District No. 12 (Potter County, South Dakota)
North Carolina Central University (Durham County, North Carolina)
North Church Primary School (Lee County, Mississippi)
North Creek School (Snohomish County, Washington)
North Dakota School of Forestry Main Old (Bottineau County, North Dakota)
North Fort Worth High School (Tarrant County, Texas)
North Gate Hall (Alameda County, California)
North Hall, University of Wisconsin (Dane County, Wisconsin)
UW's first building, now also part of the Bascom Hill Historic District
North High School (Franklin County, Ohio)
North La Junta School (Otero County, Colorado)
North Little Rock High School (Pulaski County, Arkansas)
North Long Branch School--Primary No. 3 (Monmouth County, New Jersey)
North Lyndon Schoolhouse (Cattaraugus County, New York)
North Main Street School (Rockland County, New York)
North Mankato Public School (Nicollet County, Minnesota)
North Ogden Elementary School (Weber County, Utah)