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)
North River High School (Augusta County, Virginia)
North River Stone Schoolhouse (Madison County, Iowa)
North School (Cumberland County, Maine)
North Scranton Junior High School (Lackawanna County, Pennsylvania)
North Side School (Boundary County, Idaho)
North Uxbridge School (Worcester County, Massachusetts)
North Weare Schoolhouse (Hillsborough County, New Hampshire)
North Yarmouth Academy (Cumberland County, Maine)
Northeast Junior High School (Wyandotte County, Kansas)
Northeast Manual Training School (Philadelphia County, Pennsylvania)
Northeast School (Berkshire County, Massachusetts)
Northford Center (New Haven County, Connecticut)
Northport School (Stevens County, Washington)
Northrup Hill School District 10 (Steuben County, New York)
Northside Elementary School (Kay County, Oklahoma)
Northside School (Park County, Montana)
Norton's Corner School (Piscataquis County, Maine)
Norwood School (Benton County, Arkansas)
Notre Dame Academy (Cuyahoga County, Ohio)
Notre Dame College of Ohio (Cuyahoga County, Ohio)
Notre Dame School (Bristol County, Massachusetts)
Nott Memorial Hall (Schenectady County, New York)
Nottawa Stone School (St. Joseph County, Michigan)
Noxen School (Wyoming County, Pennsylvania)
Noyes Hall, State School for the Deaf (Rice County, Minnesota)
Number 18 School in Marshall (Fauquier County, Virginia)
O'Reilly House (St. Johns County, Florida)
Oak Grove Rosenwald School (Sevier County, Arkansas)
Oak Grove School (Forsyth County, North Carolina)
Oak Grove School (Grant County, Arkansas)
Oak Grove School (Hale County, Alabama)
A historic Rosenwald School building in rural Hale County, Alabama.
Oak Grove School, District 20 (Neosho County, Kansas)
Oak Grove Schoolhouse (Hood River County, Oregon)
Oak Hill School (Washington County, Tennessee)
One room schoolhouse in Jonesborough, TN
Oak Lawn School (Cook County, Illinois)
Oak Square School (Suffolk County, Massachusetts)
Oak Street School (Oswego County, New York)
Oak Street School (Androscoggin County, Maine)
Oakdale Public School (Allegheny County, Pennsylvania)
Oakdale School (Jefferson County, Indiana)
Oakland 12 Mile School (Campbell County, Kentucky)
Oakland Park Elementary School (Broward County, Florida)
Oakland Public School (Allegheny County, Pennsylvania)
Oakland School (Marshall County, Oklahoma)
Oates-Reynolds Memorial Building (Dale County, Alabama)
Oats Park Grammar School (Churchill County, Nevada)
Oberlin College (Lorain County, Ohio)
Ocilla Public School (Irwin County, Georgia)
Oconomowoc High School (Waukesha County, Wisconsin)
High School turned Middle School, now serving the community as a 55-unit apartment building
Octagon Schoolhouse (Windsor County, Vermont)
Octagon Stone Schoolhouse (Wayne County, Pennsylvania)
Octagonal Schoolhouse (Kent County, Delaware)
Octagonal Schoolhouse (Essex County, New York)
Odessa Public School Building (Lafayette County, Missouri)
Ogden High School (Weber County, Utah)
Oglebay Hall (Monongalia County, West Virginia)
Oglesby School (Davidson County, Tennessee)
Ohio Asylum for the Blind (Franklin County, Ohio)
Ohio Stadium (Franklin County, Ohio)
Ohio State Normal College At Kent (Portage County, Ohio)
Ohiowa Public School (Fillmore County, Nebraska)
Oil Springs High School Gymnasium (Johnson County, Kentucky)
Oklahoma City University (Oklahoma County, Oklahoma)
Oklahoma Military Academy Auditorium (Rogers County, Oklahoma)
Oklahoma Military Academy Field House (Rogers County, Oklahoma)
Oklahoma Presbyterian College (Bryan County, Oklahoma)
Okolona College (Chickasaw County, Mississippi)
Oktaha School (Muskogee County, Oklahoma)
Ola School (Gem County, Idaho)
Old Albany Schoolhouse (Nemaha County, Kansas)
Old Arkansas City High School (Cowley County, Kansas)
Old Armijo School (Bernalillo County, New Mexico)
Old Batesburg Grade School (Lexington County, South Carolina)
Old Batesburg-Leesville High School (Lexington County, South Carolina)
Old Biology Hall (Madison County, New York)
Old Bowdoin Center School (Sagadahoc County, Maine)
Old Brown's Mill School (Franklin County, Pennsylvania)
Old Brownson School (Victoria County, Texas)
Old Castle Hall, Baker University (Douglas County, Kansas)
Old Catonsville High School (Baltimore County, Maryland)
Old Center School (Cuyahoga County, Ohio)
Old Central High School (Berkshire County, Massachusetts)
Old Central High School (Kalamazoo County, Michigan)
Old Central University (Madison County, Kentucky)
Old Centre, Centre College (Boyle County, Kentucky)
Old Chappells School (Newberry County, South Carolina)
Former school currently utilized as a community center for the Town of Chappells
Old Christiansburg Industrial Institute (Montgomery County, Virginia)
Old Cokesbury and Masonic Female College and Conference School (Greenwood County, South Carolina)
Historic Female College in Cokesbury, SC
Old College (McMinn County, Tennessee)
Old Cranbury School (Middlesex County, New Jersey)
Old Custom House (York County, Virginia)
Old District 40 School (Osage County, Oklahoma)
Abandoned Stone School
Old District Nine Schoolhouse (Lorain County, Ohio)
Old East, University of North Carolina (Orange County, North Carolina)
Old Eton Elementary School (Murray County, Georgia)
Old Euclid District 4 Schoolhouse (Cuyahoga County, Ohio)
Old Farm Schoolhouse (Hartford County, Connecticut)
Old Fort Pierre School (Stanley County, South Dakota)
Old Frankfort Stone High School (Clinton County, Indiana)
Old Garfield School (Marion County, Oregon)
Old Georgetown High School (Williamson County, Texas)
Old Germantown Academy And Headmasters' Houses (Philadelphia County, Pennsylvania)
Old Goucher College Buildings (Baltimore, Maryland)
Old Greenwood High School (Greenwood County, South Carolina)
Historic school in Greenwood, SC
Old Harvard Yard (Middlesex County, Massachusetts)
Old Hattiesburg High School (Forrest County, Mississippi)
Old Hidalgo School (Hidalgo County, Texas)
Old Hoopes School (Mifflin County, Pennsylvania)
Old Indian Meeting House (Barnstable County, Massachusetts)
Old Jacoby Creek School (Humboldt County, California)
Old Jefferson School (Cape Girardeau County, Missouri)
Old Junction City High School (Geary County, Kansas)
Old Kaw Mission (Morris County, Kansas)
Old La Grange Schoolhouse (Stanislaus County, California)
Old Ladore School (Moffat County, Colorado)
Old Lenox College (Delaware County, Iowa)
Old Library Building (Pima County, Arizona)
Old Louisiana Academy (Ste. Genevieve County, Missouri)
Old LSU Site (Rapides Parish, Louisiana)
Old Lyford High School (Willacy County, Texas)
Old Lynn High School (Essex County, Massachusetts)
Old Main (Henry County, Iowa)
Old Main (Delaware County, Pennsylvania)
Old Main (Clay County, South Dakota)
Old Main (Staunton, Virginia)
Old Main (Coles County, Illinois)
Old Main (Pierce County, Washington)
Old Main (Albany County, Wyoming)
Old Main and Chemistry Building (Delaware County, Pennsylvania)
Old Main and Science Buildings (Iron County, Utah)
Old Main, Almira College (Bond County, Illinois)