Boise Junior High School (Ada County, Idaho)
Boistfort High School (Lewis County, Washington)
Bolton High School (Rapides Parish, Louisiana)
Bon Homme Hutterite Colony (Bon Homme County, South Dakota)
Bonita Springs School (Lee County, Florida)
Bonner Springs High School (Wyandotte County, Kansas)
Bonny Oaks (Hamilton County, Tennessee)
Booker T. Washington High School (Fulton County, Georgia)
Booker T. Washington High School (Kanawha County, West Virginia)
Booker T. Washington School (Vigo County, Indiana)
Booker T. Washington School (Rush County, Indiana)
Boone's University School (Alameda County, California)
Borden, N. B., School (Bristol County, Massachusetts)
Borodino District School #8 (Onondaga County, New York)
Boscawen Academy and Much-I-Do-Hose House (Merrimack County, New Hampshire)
Boscobel High School (Grant County, Wisconsin)
Bossier High School (Bossier Parish, Louisiana)
Bossier High School (Bossier Parish, Louisiana)
Bostick Female Academy (Williamson County, Tennessee)
Bostick School (Richmond County, North Carolina)
Boston Young Men's Christian Association (Suffolk County, Massachusetts)
Bostwick School (Putnam County, Florida)
Boswell School (Izard County, Arkansas)
Botanical and Horticultural Laboratory (Larimer County, Colorado)
Botkins Elementary School (Shelby County, Ohio)
Boulder Elementary School (Garfield County, Utah)
Bourbon Community Building-Gymnasium (Marshall County, Indiana)
Bourbon Community Building-Gymnasium (Marshall County, Indiana)
Bowditch School (Suffolk County, Massachusetts)
Bowers School (Worcester County, Massachusetts)
Bowers School (Latimer County, Oklahoma)
Bowling Green Township District 3 School (Marion County, Ohio)
Brick one-room school built in 1887
Box Elder High School Gymnasium (Box Elder County, Utah)
Boxborough Old Town Center (Middlesex County, Massachusetts)
Boy's High School (Kings County, New York)
Boyd School (Holmes County, Ohio)
Boyden High School (Rowan County, North Carolina)
Boynton High School, Former (Washington County, Maine)
Boynton School (Palm Beach County, Florida)
Bradford School House (Bracken County, Kentucky)
Bradlee School (Essex County, Massachusetts)
Bradley Academy (Rutherford County, Tennessee)
Bradshaw House--Hotel (Washington County, Utah)
Braeside School (Lake County, Illinois)
Brainerd Junior High (Hamilton County, Tennessee)
Braman School (Kay County, Oklahoma)
Stone-trimmed brick school
Brandeis University President's House (Middlesex County, Massachusetts)
Brandon State School (Rutland County, Vermont)
Brandville School (Lucas County, Ohio)
Brandywine Avenue School (Schenectady County, New York)
Brandywine Manufacturers Sunday School (New Castle County, Delaware)
Brenham High School (Washington County, Texas)
Brenham High School Gymnasium (Washington County, Texas)
Brenham School (Washington County, Texas)
Bresee Hall (Otsego County, New York)
Brewer High School (Penobscot County, Maine)
Brewer School (Cleburne County, Arkansas)
Brewster Hospital (Duval County, Florida)
Brick School (Kennebec County, Maine)
Brick School (Oxford County, Maine)
Brick School House (Hancock County, Maine)
Brick Schoolhouse (Hillsborough County, New Hampshire)
Brick Schoolhouse (Providence County, Rhode Island)
Brick Schoolhouse (Androscoggin County, Maine)
Lisbon Falls' first school, built by King Cowan in 1809 and offered to the town.
Bridesburg School (Philadelphia County, Pennsylvania)
Bridge Academy (Lincoln County, Maine)
Bridgeforth High School (Giles County, Tennessee)
Bridgeport School (Franklin County, Kentucky)
Bridgeton School (Providence County, Rhode Island)
Briedwell School (Yamhill County, Oregon)
Brigham Academy (Franklin County, Vermont)
Brigham Young Academy (Utah County, Utah)
Brighton High School (Adams County, Colorado)
Brighton School (Sacramento County, California)
Brimfield School No. 2 (Noble County, Indiana)
Brinckerhoff Milbank and Fiske Halls (New York County, New York)
Brinker Collegiate Institute (Denver County, Colorado)
Brister School House (Winn Parish, Louisiana)
Bristol--Washington Township School (Elkhart County, Indiana)
Broad Street School (New London County, Connecticut)
Brock Hill Schoolhouse (Orange County, Vermont)
Brooklyn School District #42 (Lincoln County, South Dakota)
Brooks and Hewitt Halls (New York County, New York)
Brookside (Morris County, New Jersey)
Brookville Grade School (Saline County, Kansas)
Broom Building (Guernsey County, Ohio)
Brown Deer School (Milwaukee County, Wisconsin)
Brown, Moses, School (Providence County, Rhode Island)
Brownell School and Annex (Cuyahoga County, Ohio)
Brumfield High School (Adams County, Mississippi)
Bruno School Building (Marion County, Arkansas)
Brusly High School Gymnasium, Old (West Baton Rouge Parish, Louisiana)
Bruynswick School No. 8 (Ulster County, New York)
Bryan Hall (Alachua County, Florida)
Bryant--Webster Elementary School (Denver County, Colorado)
Bryn Mawr Hotel (Montgomery County, Pennsylvania)
Buchanan School (Scott County, Iowa)
Buck Creek School (Jefferson County, Kansas)
Buck Pond (Woodford County, Kentucky)
Buckeye School (Larimer County, Colorado)
Buckingham Friends Meeting House (Bucks County, Pennsylvania)
Buckingham School (Lee County, Florida)
Buckingham Training School (Buckingham County, Virginia)
Buckman Hall (Alachua County, Florida)
Buena Vista Colored School (Buena Vista, Virginia)
Bueyeros School (Harding County, New Mexico)
Buffalo High School (Scott County, Iowa)
Buffalo Public School #24 (PS 24) (Erie County, New York)
Buffalo Public School #63 (PS 63) (Erie County, New York)
Buffalo Public School No. 51 (Erie County, New York)
Buffalo Public School No. 77 (PS 77) (Erie County, New York)
Buffalo Valley School (Putnam County, Tennessee)
Buford School Building (Baxter County, Arkansas)
Buhach Grammar School (Merced County, California)
Building 309, Fort Sill Indian School (Comanche County, Oklahoma)
Building 800--Austin Hall (Montgomery County, Alabama)
Bulkeley School (New London County, Connecticut)
Bull, Capt. William, Tavern (Litchfield County, Connecticut)
Bullet Hill School (New Haven County, Connecticut)
Bullion Plaza School (Gila County, Arizona)
Bunce School (Boulder County, Colorado)
Buncombe County Boys' Training School, (Former) (Buncombe County, North Carolina)
Bunker Hill School (Suffolk County, Massachusetts)
Burbank School No. 10 (Clay County, South Dakota)
Burlington Gymnasium (Kit Carson County, Colorado)
Burns Union School (Marion County, Kansas)
Burr Oak School (Jewell County, Kansas)
Burroughs School (Horry County, South Carolina)
Historic school in Conway, SC
Burton High School (Washington County, Texas)
Burwell School (Orange County, North Carolina)
Bussey, Louis I., School (Penobscot County, Maine)
Butler School (Du Page County, Illinois)
Butler School (Middlesex County, Massachusetts)
Buttermilk Flat Schoolhouse No. 22 (Jefferson County, New York)
Buttin Rock School (Shannon County, Missouri)
Byram School (Fairfield County, Connecticut)
Byrd Schoolhouse (Umatilla County, Oregon)
Wood frame one room schoolhouse built in 1879
C. E. Byrd High School (Caddo Parish, Louisiana)
C. N. James Cabin (Butler County, Kansas)
C. S. Brown School Auditorium (Hertford County, North Carolina)
C.C. Hubbard High School (Pettis County, Missouri)
C.K. McClatchy Senior High School (Sacramento County, California)
Caddo Valley Academy Complex (Montgomery County, Arkansas)
Cadentown School (Fayette County, Kentucky)
Cadillac Public Library (Wexford County, Michigan)
Cadiz Township Joint District No. 2 School (Green County, Wisconsin)
Former School repurposed as a private residence
Cafeteria Building--Cleveland School (Conway County, Arkansas)
Cahill School (Hennepin County, Minnesota)
Cairo Rosenwald School (Sumner County, Tennessee)
Caldwell Hall (Jefferson County, Arkansas)
Caldwell Hall (Tompkins County, New York)
Caldwell Hall (Taylor County, Texas)
Caldwell One Room Schoolhouse (Mercer County, Pennsylvania)
One room school house north of Mercer, PA
Caldwell School (Mobile County, Alabama)
Caledonia Adobe (San Luis Obispo County, California)
Calhoun School Principal's House (Lowndes County, Alabama)
The last remaining structure from the Calhoun Colored School.
Calico Rock Home Economics Building (Izard County, Arkansas)
California Hall (Alameda County, California)
California School (Hamilton County, Ohio)
Calvary Episcopal Church (Jefferson County, Colorado)
Calvin Coolidge Elementary School (Genesee County, Michigan)
Calvin H. Wiley School (Rowan County, North Carolina)
Cambria School (Latimer County, Oklahoma)
Cambridge Public School and High School (Dane County, Wisconsin)
Former school now serving as the local museum, with limited hours
Cambridge Street School (Worcester County, Massachusetts)
Camden Public School (Preble County, Ohio)
Cameron School (Davidson County, Tennessee)
Camillus Union Free School (Onondaga County, New York)
Camp Academy (Buncombe County, North Carolina)
Camp Hill School (Rockland County, New York)
Camp Juliette Low (Chattooga County, Georgia)
Campbell County High School (Campbell County, Kentucky)
Campbell County Training School (Campbell County, Virginia)
Campbell School (Erie County, Ohio)
Campbell Union Grammar School (Santa Clara County, California)
Campbell Union High School Historic District (Santa Clara County, California)
Campus Center (Anchorage, Alaska)
Canal Street Schoolhouse (Windham County, Vermont)
Canal Winchester School (Franklin County, Ohio)
Candler Street School (Hall County, Georgia)
Canehill College Building (Washington County, Arkansas)
Hosts the Canehill Harvest Festival in September
Canelo School (Santa Cruz County, Arizona)
Cannon Falls School (Goodhue County, Minnesota)
Canon School (Yolo County, California)
Canterbury Shaker Village (Merrimack County, New Hampshire)
Canton High School (Madison County, Mississippi)
Canton School (Jackson County, Iowa)
Canyonside School (Jerome County, Idaho)