Built during 1930s

14th Avenue South Bridge (King County, Washington)
Lost bascule bridge over Duwamish River on 14th Avenue South in Seattle
181st Street Subway Station (IND) (New York County, New York)
190th Street Subway Station (IND) (New York County, New York)
1931 Tempe Bridge (Maricopa County, Arizona)
1938 Clinton High School (East Feliciana Parish, Louisiana)
1938 Lincoln County Courthouse (Lincoln County, Nevada)
1939 Route 66 Bridge (Rogers County, Oklahoma)
1939 St. Bernard Parish Courthouse (St. Bernard Parish, Louisiana)
4th Avenue Station (IND) (Kings County, New York)
5 Points Theater (Richland County, South Carolina)
A&W Root Beer (Potter County, Texas)
A. E. Larson Building (Yakima County, Washington)
A. H. Brown Public Library (Walworth County, South Dakota)
A. P. Hill House (Habersham County, Georgia)
A.E. Perkins House (Campbell County, Tennessee)
A.G. Pless Jr. House (Galax, Virginia)
A.L. Cole Memorial Building (Crow Wing County, Minnesota)
Abandoned Route 66 - 1931 Foyil roadbed (Rogers County, Oklahoma)
Abandoned Route 66 - Cuervo to NM 156 (Guadalupe County, New Mexico)
Abandoned Route 66 - Glenarm segment (Sangamon County, Illinois)
Abandoned Route 66 - Stroud section (Lincoln County, Oklahoma)
Aberdeen Gardens (Hampton, Virginia)
Abiaca Creek Bridge (Carroll County, Mississippi)
Through truss bridge over Abiaca Creek
Abraham Lincoln Elementary School (Los Angeles County, California)
Abraham Lincoln Memorial Garden (Sangamon County, Illinois)
Academy Theater (Los Angeles County, California)
Ace Theater (Miami-Dade County, Florida)
Ackerhurst-Eipperhurst Dairy Barn (Douglas County, Nebraska)
Ada Public Library (Pontotoc County, Oklahoma)
Ada Theatre (Hardin County, Ohio)
Adams Camp Ranger Station (Idaho County, Idaho)
Historic ranger station now used as rental cabin.
Adams Theater (San Diego County, California)
Adkinson-Baker Tire Company (Potter County, Texas)
Administration Building (Roosevelt County, New Mexico)
Administration Building (Valley County, Montana)
Administration Building, Old (Garfield County, Utah)
Administration Building, Treasure Island (San Francisco County, California)
Aero Theater (Los Angeles County, California)
Afton High School (Ottawa County, Oklahoma)
One-story painted brick school building.
Afton Station (Ottawa County, Oklahoma)
Refurbished 1930's DX gas station now Route 66 Visitor Center.
Agra Lake and Park (Phillips County, Kansas)
Aiken County Hospital (Aiken County, South Carolina)
Aiken Mile Track (Aiken County, South Carolina)
Air Base Laundry (Santa Clara County, California)
Air Service, Inc. Hangar at Bellanca Airfield (New Castle County, Delaware)
Airplane Service Station (Knox County, Tennessee)
Airplane Service Station (Knox County, Tennessee)
Airway Radio Station (Gallatin County, Montana)
AJX Bridge over South Fork and Powder River (Johnson County, Wyoming)
Deck truss bridge over South Fork Powder River on I-25 West Service Road (Old US 87) at Milepost 246.30
Akron Gymnasium (Washington County, Colorado)
Akron Y.M.C.A. Building (Summit County, Ohio)
Listed by the City of Akron in 2008 as one of Akron's seven most historic buildings
Alabama Theatre (Harris County, Texas)
Alameda Theatre (Alameda County, California)
Alamogordo Woman's Club (Otero County, New Mexico)
Alban Arts and Conference Center (Kanawha County, West Virginia)
Albany Cinema (Alameda County, California)
Albert E. Thornton House (Fulton County, Georgia)
Albert Einstein House (Mercer County, New Jersey)
Albertville (Former) U.S. Post Office (Marshall County, Alabama)
Built in 1931 under Andreew Mellon, now serving the Board of Education
Alden B. Dow House and Studio (Midland County, Michigan)
Alden Bridge (Hardin County, Iowa)
Alden Hanson House (Midland County, Michigan)
Aldo Leopold Shack (Sauk County, Wisconsin)
Aldridge Hotel (Pittsburg County, Oklahoma)
Alexander Lake Shelter Cabin (Hoonah-Angoon Census Area, Alaska)
Alfred and Juanita Bromberg House (Dallas County, Texas)
Alfred and Marie Fawson House (Box Elder County, Utah)
Alfred Evan Reames House (Jackson County, Oregon)
Alfred I. DuPont Building (Miami-Dade County, Florida)
Alfred Jason Randall House (Gila County, Arizona)
Alfred Lester Slocum House (Milwaukee County, Wisconsin)
Tudor Revival House
Alger Theater (Wayne County, Michigan)
Alhambra Theatre (Taylor County, Kentucky)
Aline IOOF Lodge No. 263 (Alfalfa County, Oklahoma)
Alleghany County Courthouse (Alleghany County, North Carolina)
Allegheny River Lock and Dam No. 2 (Allegheny County, Pennsylvania)
Allegheny River Lock and Dam No. 3 (Allegheny County, Pennsylvania)
Allegheny River Lock and Dam No. 9 (Armstrong County, Pennsylvania)
Allen County Poor Farm (Allen County, Kentucky)
Allen Hazen Water Tower (Polk County, Iowa)
Allen Jay School Rock Gymnasium (Guilford County, North Carolina)
Allen Temple A.M.E. Church (Greenville County, South Carolina)
Allen's Market (Sedgwick County, Kansas)
Allie M. Best House (Hart County, Georgia)
Allis State Park (Orange County, Vermont)
Allison Dormitory (Santa Fe County, New Mexico)
Almsted Brothers Building (Jefferson County, Kentucky)
Alpena Bathhouse and Swimming Pool (Jerauld County, South Dakota)
Alpena County Courthouse (Alpena County, Michigan)
Alpine City Hall (Utah County, Utah)
Alpine Elementary School (Apache County, Arizona)
Alpine Theater (Wetzel County, West Virginia)
Alpine Theatre (Jackson County, West Virginia)
Altair Campground Community Kitchen (Clallam County, Washington)
Altoona Armory (Blair County, Pennsylvania)
Alva Armory (Woods County, Oklahoma)
Alvin and Grace Washburn House (Utah County, Utah)
Amalgamated Center (Philadelphia County, Pennsylvania)
Ambler's Texaco Gas Station (Livingston County, Illinois)
Ambrose Point Lookout (Ravalli County, Montana)
American Beach Historic District (Nassau County, Florida)
AMERICAN EAGLE (schooner) (Knox County, Maine)
American Institute of Pharmacy Building (Washington, District of Columbia)
American Legion Building (Spartanburg County, South Carolina)
Historic Meeting Hall in Spartanburg, SC
American Legion Forest CCC Shelter (Litchfield County, Connecticut)
American Legion Hall (White County, Arkansas)
American Legion Hall (Kiowa County, Colorado)
American Legion Hall (Benton County, Arkansas)
American Legion Hut (Oklahoma County, Oklahoma)
American Legion Hut (Cherokee County, Oklahoma)
American Legion Hut (Hampton County, South Carolina)
American Legion Hut--Des Arc (Prairie County, Arkansas)
American Legion Memorial Bridge (Grand Traverse County, Michigan)
Concrete arch bridge over Boardman River on South Cass Street in Traverse City
American Legion Memorial Building (Bracken County, Kentucky)
American Legion Post No. 121 (Logan County, Arkansas)
American Legion Post No. 127 Building (Chicot County, Arkansas)
American Legion Post No. 131 (Searcy County, Arkansas)
Americanization School (San Diego County, California)
Ames High School (Story County, Iowa)
Ames, Winslow, House (New London County, Connecticut)
Amistad Gymnasium (Union County, New Mexico)
Anacapa Island Light Station (Ventura County, California)
Anadarko Armory (Caddo County, Oklahoma)
Anadarko Downtown Historic District (Caddo County, Oklahoma)
Anchorage City Hall (Anchorage, Alaska)
Anchorage Hotel Annex (Anchorage, Alaska)
Anchorage, The (Essex County, New Jersey)
Ancient and Accepted Scottish Rite Temple (Jefferson County, Kentucky)
Anderson County Jail (Anderson County, Texas)
Andrew M. Whitney House and Barn (Allen County, Kentucky)
Andrew Romero House (Iberia Parish, Louisiana)
Andria Theater (Douglas County, Minnesota)
Angelina River Bridge (Angelina County, Texas)
Angels Theater (Calaveras County, California)
Angie Williams Cox Library (Columbia County, Wisconsin)
Ankeny Building (Clinton County, Iowa)
Ann Bickle House (Pope County, Minnesota)
Annie Russell Theatre (Orange County, Florida)
Anshei Israel Synagogue (New London County, Connecticut)
Antelope Lake Park (Graham County, Kansas)
Anthony Theater (Harper County, Kansas)
Anthony--Corwin Farm (Morris County, New Jersey)
Antietam Street--Grand Trunk Railroad (Wayne County, Michigan)
Antlers Guard Station (Baker County, Oregon)
Anvil Lake Campground Shelter (Vilas County, Wisconsin)
Apgar Fire Lookout (Flathead County, Montana)
Appomattox River Bridge (Appomattox County, Virginia)
Arcata Theater (Humboldt County, California)
Archbold Biological Station at Red Hill (Highlands County, Florida)
Arendt Jensen Jr., House (Douglas County, Nevada)
Arid Peak Lookout (Shoshone County, Idaho)
Ariston Cafe (Montgomery County, Illinois)
Arkadelphia Boy Scout Hut (Clark County, Arkansas)
Arkansas 7/51 Bridge (Clark County, Arkansas)
Through truss bridge over Ouachita River at Arkadelphia carrying AR 7, AR 8, and AR 51
Arkoma School (Le Flore County, Oklahoma)
Arletta School (Pierce County, Washington)
Arlington Forest Historic District (Arlington County, Virginia)
Arlington Post Office (Tarrant County, Texas)
Arlington Theater (Franklin County, Ohio)
Arlington Theater (Santa Barbara County, California)
Arlington Village Historic District (Arlington County, Virginia)
Armory, The (Rock County, Wisconsin)
Armstead T. Johnson High School (Westmoreland County, Virginia)
Arrow Rock State Historic Site Bridge (Saline County, Missouri)
Arrowhead Lodge (Larimer County, Colorado)
Arrowhead Monument (McDowell County, North Carolina)
Monument commemorating peace between the indigenous tribes and early American pioneers of Western North Carolina
Arsenal Junior High School (Allegheny County, Pennsylvania)
Art Deco Traffic Signal (Jackson County, Missouri)
Art Deco traffic signal designed by Edward Buehler Delk
Art Dettman Fishing Shanty (Kewaunee County, Wisconsin)
One of the last Depression Era original fish shanties on Lake Michigan
Arthur and Mona Hofmann House (San Mateo County, California)
Arthur and Stella Sanford House (Woodbury County, Iowa)
Arthur W. Hoofman House (White County, Arkansas)
Arthur W. Moore House (Henderson County, North Carolina)
Arthur's Paradise Diner (Middlesex County, Massachusetts)
Classic diner, home of the "delicious" Boott Mill Sandwich in Lowell
Arthurdale Historic District (Preston County, West Virginia)
Ash Creek School (Latimer County, Oklahoma)
Ash Mountain Entrance Sign (Tulare County, California)
Ashland Bridge (Saunders County, Nebraska)
Ashland Grade School (Clark County, Kansas)
Ashwood School Gymnasium and Auditorium (Lee County, South Carolina)