Built during 1830s

"Raccoon" John Smith House (Bath County, Kentucky)
"Ringing the Wild Horse" Site (Oklahoma County, Oklahoma)
1st Methodist Church (Seneca County, New York)
Old Stone Church
200--208 Decatur Street (Allegany County, Maryland)
2000 Block Of Eye Street, NW (Washington, District of Columbia)
746 Buildings at 744 748, 750 Broadway (Albany County, New York)
A. A. Bancroft House (Licking County, Ohio)
A. Armstrong Farm (New Castle County, Delaware)
A. L. Spoon House (Alamance County, North Carolina)
Aaron Fagin House (Clermont County, Ohio)
Aaron Wilson House (Seneca County, New York)
Abbot, Asa and Sylvester, House (Essex County, Massachusetts)
Abbott Tract Historic District (St. Johns County, Florida)
Abbott-Holloway Farm (Clark County, Indiana)
Abel Colley Tavern (Fayette County, Pennsylvania)
Once a tavern along the National Road
Abner Woodworth House (Yates County, New York)
Abraham Houghtaling House (Albany County, New York)
Abraham J. Friedlander House (Hamilton County, Ohio)
Abraham Kellar House (Oldham County, Kentucky)
Abraham Wagener House (Yates County, New York)
Abrahams Farmhouse (Schenectady County, New York)
Absalom Fowler House (Pulaski County, Arkansas)
Academy of the Sacred Heart (St. Landry Parish, Louisiana)
Acequia Madre (San Miguel County, New Mexico)
Acker and Evans Law Office (St. Lawrence County, New York)
Ackerman--Dewsnap House (Bergen County, New Jersey)
Acoa (Habersham County, Georgia)
Adam Fisher Homestead (Westmoreland County, Pennsylvania)
Adam Rider House (Muskingum County, Ohio)
Adams Academy (Fairfield County, Connecticut)
Built 1830; was a school 1837-1867; abandoned and then restored in 1961, in Westport.
Adams Old Stone Grist Mill (Windham County, Vermont)
19th Century gristmill last operational in the 1960's.
Adams, Elwood, Store (Worcester County, Massachusetts)
Adams--Crocker--Fish House (Barnstable County, Massachusetts)
Adelphi School (Philadelphia County, Pennsylvania)
Aderholdt's Mill (Calhoun County, Alabama)
Adkins--Hurt Mill (Wayne County, Kentucky)
Adolphus Sterne House (Nacogdoches County, Texas)
Adsit Cobblestone Farmhouse (Monroe County, New York)
Aillet House (West Baton Rouge Parish, Louisiana)
Aker Cemetery (Clay County, Missouri)
Alamo Plaza Historic District (Bexar County, Texas)
Albert Goodin House (Larue County, Kentucky)
Albion Historic District (Providence County, Rhode Island)
Albree-Hall-Lawrence House (Middlesex County, Massachusetts)
Aldrich, Daniel, Cottage and Sawmill (Worcester County, Massachusetts)
Aldrich, Nathan C., House and Resthaven Chapel (Worcester County, Massachusetts)
Aldrich, Seth, House (Worcester County, Massachusetts)
Alexander Brownlie House (Scott County, Iowa)
Alexander Classical School (Genesee County, New York)
Alexander Conner House (Greene County, Ohio)
Alexander Hamil Hosue (Blount County, Tennessee)
Alexander-Cannon-Hill House (Oconee County, South Carolina)
Alexandria Cemeteries Historic District (De Kalb County, Tennessee)
Alexis LaTour House (Evangeline Parish, Louisiana)
Alexis Phelps House (Henderson County, Illinois)
Alfred W. Morrison House (Howard County, Missouri)
Alfred Williams House (Shiawassee County, Michigan)
All Saints Church (Spencer County, Kentucky)
All Saints Episcopal Church (Scioto County, Ohio)
Allen, Ethan, House and Gun Shop (Worcester County, Massachusetts)
Altwood (Marengo County, Alabama)
A historic plantation house located near Faunsdale, Alabama.
Alvah Stone Mill (Franklin County, Massachusetts)
Alvarado House (San Diego County, California)
Adobe house built prior to 1830
Alvey Cox House (Hart County, Kentucky)
Alvord House (Onondaga County, New York)
Amawalk Friends Meeting House (Westchester County, New York)
Amelia Island Lighthouse (Nassau County, Florida)
Amelia Stewart House (Mobile County, Alabama)
Ames Academy Building (Montgomery County, New York)
Amherst Central Business District (Hampshire County, Massachusetts)
Ammon Underwood House (Brazoria County, Texas)
Ampthill (Cumberland County, Virginia)
Amzi Bradley Farmstead (Niagara County, New York)
Anchuca (Warren County, Mississippi)
Andalusia (Bucks County, Pennsylvania)
Andrew Carpenter House (Gaston County, North Carolina)
Andrew Johnson National Historic Site (Greene County, Tennessee)
Andrew Sheets House (Miami County, Ohio)
Andrew Wylie House (Monroe County, Indiana)
Andrews--Leggett House (Oakland County, Michigan)
Angus Cobblestone Farmhouse and Barn Complex (Yates County, New York)
Private Residence
Annandale (Botetourt County, Virginia)
Annandale Plantation (Georgetown County, South Carolina)
Annas Farmhouse (Madison County, New York)
Anselm Lincoln House (Franklin County, New York)
Antioch Christian Church (Clark County, Kentucky)
Antioch Christian Church (Allendale County, South Carolina)
Apalachicola Historic District (Franklin County, Florida)
Apple River Fort Site (Jo Daviess County, Illinois)
Arcade Center Farm (Wyoming County, New York)
Arcadia (Lincoln County, Kentucky)
Arlington Plantation (East Carroll Parish, Louisiana)
Armstrong Farm (Wyandot County, Ohio)
Arrow Rock Tavern (Saline County, Missouri)
Arthur Tavern (Oswego County, New York)
Arvin Olin House (Portage County, Ohio)
Asa Biggs House and Site (Martin County, North Carolina)
Asa Hoxey House (Washington County, Texas)
Asa White House (Greene County, Alabama)
A historic house in Eutaw, Alabama.
Ashe Cottage (Marengo County, Alabama)
A historic Carpenter Gothic house in Demopolis, Alabama.
Ashley Planes (Luzerne County, Pennsylvania)
Ashley-Alexander House (Lonoke County, Arkansas)
Ashley-Willis House (Barnwell County, South Carolina)
Historic home in Williston, SC
Ashton--Hursh House (York County, Pennsylvania)
Astor Historic District (Brown County, Wisconsin)
Athenaeum, The (Maury County, Tennessee)
Athens Manufacturing Company (Clarke County, Georgia)
Atoka Historic District (Fauquier County, Virginia)
Atwater Congregational Church (Portage County, Ohio)
Atwood, Ephraim, House (Middlesex County, Massachusetts)
Austerlitz (Pointe Coupee Parish, Louisiana)
Austin Hewitt Home (Giles County, Tennessee)
Austin, Francis B., House (Suffolk County, Massachusetts)
Avant House (Barnstable County, Massachusetts)
Avenel (Bedford, Virginia)
Averitt--Herod House (Trousdale County, Tennessee)
Avery Russell House (Knox County, Tennessee)
Ayer, Caleb R., House (York County, Maine)
B. F. Hanson House (New Castle County, Delaware)
Bacon, Robert, House (Middlesex County, Massachusetts)
Bacon-Fraser House (Liberty County, Georgia)
Bailey Farm (Newport County, Rhode Island)
Bailey-Thompson House (Brown County, Ohio)
Baily House (New Castle County, Delaware)
Bainbridge Ferry (Cape Girardeau County, Missouri)
Bainbridge Ferry Road (Cape Girardeau County, Missouri)
Baird Law Office (Brown County, Wisconsin)
A wood frame, Temple-style house of the Greek Revival period
Baird-Welch House (Marshall County, Tennessee)
Balfour House (Warren County, Mississippi)
Ballard--Marshall House (Orange County, Virginia)
Ballardvale District (Essex County, Massachusetts)
Bancroft, Joseph, House (Middlesex County, Massachusetts)
Bangor Episcopal Church (Lancaster County, Pennsylvania)
Bangor House (Penobscot County, Maine)
Bank of Chester County (Chester County, Pennsylvania)
Bank Of Xenia (Greene County, Ohio)
Baptist Church in Exeter (Washington County, Rhode Island)
Bard Infant School and St. James Chapel (Dutchess County, New York)
Barker, Stephen, House (Essex County, Massachusetts)
Barnesville Historic District (Belmont County, Ohio)
Barnett-Attwood House (Cleveland County, Arkansas)
Barns, Acors, House (New London County, Connecticut)
Barnstable County Courthouse (Barnstable County, Massachusetts)
Barnum/Palliser Historic District (Fairfield County, Connecticut)
Barre Common District (Worcester County, Massachusetts)
Barrett House (Dutchess County, New York)
Barringer Farmhouse (Dutchess County, New York)
Barrington Hall (Fulton County, Georgia)
Bartholomew Manlove House (Bastrop County, Texas)
Barton Academy (Mobile County, Alabama)
Bashor Mill (Washington County, Tennessee)
Batavia Club (Genesee County, New York)
Former Bank, now home to the Arts Council
Bates Cobblestone Farmhouse (Yates County, New York)
Bates House (Trimble County, Kentucky)
Batesville Historic District (Albemarle County, Virginia)
Batesville Historic District (Panola County, Mississippi)
Bath Covered Bridge (Grafton County, New Hampshire)
Battle-Friedman House (Tuscaloosa County, Alabama)
An antebellum town home located in Tuscaloosa, Alabama.
Bauern Freund Print Shop (Montgomery County, Pennsylvania)
Baum--Shaeffer Farm (Carroll County, Indiana)
Bay Meeting House and Vestry (Belknap County, New Hampshire)
Beach-Knapp District (Suffolk County, Massachusetts)
Beal-Gaillard House (Mobile County, Alabama)
Beattie's Prairie (Delaware County, Oklahoma)
Beaver Creek Plantation (Henry County, Virginia)
Beaver Mill (Berkshire County, Massachusetts)
Beck--Warren House (Middlesex County, Massachusetts)
Becker House (Hamilton County, Ohio)
Beckett-Manrod House (Butler County, Ohio)
Beckley Jackson House (Hopkins County, Kentucky)
Bedford Historic Meetinghouse (Bedford, Virginia)
Bedford Plantation (Adams County, Mississippi)
Bedford Presbyterian Church (Hillsborough County, New Hampshire)
Bedingfield Inn (Stewart County, Georgia)
Beechfork Presbyterian Church (Washington County, Kentucky)
Belair (Davidson County, Tennessee)
Belden-Horne House (Cumberland County, North Carolina)
Bell Hill Meetinghouse (Oxford County, Maine)
Bell Hill School (Oxford County, Maine)
Bell House (Oktibbeha County, Mississippi)
Belle Mont (Colbert County, Alabama)
A historic Jeffersonian-style plantation house near Tuscumbia in Colbert County, Alabama.
Bellevue (Pickaway County, Ohio)
Belmont (Charlottesville, Virginia)
Belvidere (Adams County, Mississippi)
Belvidere Historic District (Perquimans County, North Carolina)
Ben Lomond (Prince William County, Virginia)
Benajah Wolcott House (Ottawa County, Ohio)
Benjamin Cushway House (Saginaw County, Michigan)
Benjamin H. Averiett House (Talladega County, Alabama)
Benjamin Riegel House (Bucks County, Pennsylvania)
Benjamin Sells House (Franklin County, Ohio)
Benjamin Williams House (Shiawassee County, Michigan)
Benjamine Rucker House (Rutherford County, Tennessee)
Bennett Bunn Plantation (Wake County, North Carolina)
Bentivar (Albemarle County, Virginia)