Built 1843

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Alexander Moore Farm (Catawba County, North Carolina)
Alonzo Drake House (Cuyahoga County, Ohio)
Asbury Historic District (Unspecified county, New Jersey)
Auburn (Caroline County, Virginia)
Augustin Grignon Hotel (Winnebago County, Wisconsin)
Former hotel now a private residence
Beebe Hill School (Litchfield County, Connecticut)
One-room schoolhouse built in 1850's after previous building destroyed by fire, in Falls Village.
Bell House (Knox County, Ohio)
Benjamin Church House (Milwaukee County, Wisconsin)
Greek Revival Home built in Kilbourntown and moved to Estabrook Park in 1938 for preservation.
Benjamin Passmore Hotel (Mercer County, Kentucky)
Block House, The (New York County, New York)
Bowditch, William Ingersoll, House (Norfolk County, Massachusetts)
Bozrah Congregational Church and Parsonage (New London County, Connecticut)
Burford House (Sullivan County, New Hampshire)
Cannelton Historic District (Perry County, Indiana)
Cataract Engine Company No. 3 (Bristol County, Massachusetts)
Catlin Hall, Wilkes College (Luzerne County, Pennsylvania)
Cedarmere--Clayton Estates (Nassau County, New York)
Chapel of the Cross (Orange County, North Carolina)
Charles and Elletha Frederick House (Floyd County, Indiana)
Church of the Epiphany (Washington, District of Columbia)
Church of the New Jerusalem (Sagadahoc County, Maine)
Church Quarter (Hanover County, Virginia)
Cincinnati Street Gas Lamps (Hamilton County, Ohio)
Clifton Avenue Historic District (Hamilton County, Ohio)
Col. John Van Cleve Homestead (Mercer County, New Jersey)
College Hill District (Warren County, Kentucky)
Collins-Robinson House (Mobile County, Alabama)
Congregational Church of West Stockbridge (Berkshire County, Massachusetts)
Corey, Timothy, House No. 2 (Norfolk County, Massachusetts)
Damariscotta Baptist Church (Lincoln County, Maine)
District No. 2 School (Franklin County, Vermont)
Dr. McKitrick House (Franklin County, Ohio)
Durant-Peterson House (Kane County, Illinois)
E. G. Potter's Jasper Flour Mill (Jackson County, Iowa)
East Attleborough Academy (Bristol County, Massachusetts)
East Harpswell Free Will Baptist Church (Cumberland County, Maine)
Eber Sherman Farm (Berkshire County, Massachusetts)
Edmund Ruffin Plantation (Hanover County, Virginia)
Elmore Houses (Hartford County, Connecticut)
Fay, Isaac, House (Middlesex County, Massachusetts)
First Baptist Church (Niagara County, New York)
First Congregational Church (Addison County, Vermont)
Forest Hill Park (Richmond, Virginia)
Fort Bridger (Uinta County, Wyoming)
Fort Nisqually Granary and Factor's House (Pierce County, Washington)
Friendship Cemetery (Bartow County, Georgia)
Fruitlands (Worcester County, Massachusetts)
Gadow's Mill (Washington County, Wisconsin)
Giddings-Wilkin House (Washington County, Texas)
Grace Church and Dependencies (New York County, New York)
Green's Farm (Huntley) (Richmond, Virginia)
Griesemer--Brown Mill Complex (Berks County, Pennsylvania)
Haight Village Historic District (Winnebago County, Illinois)
Hill And Plain District Schoolhouse (Litchfield County, Connecticut)
One-room schoolhouse owned by the New Milford Historical Society
Hilton (Muscogee County, Georgia)
Holy Cross College (Worcester County, Massachusetts)
House at 12 Linden Street (Norfolk County, Massachusetts)
House at 19 Linden Street (Norfolk County, Massachusetts)
House at 4 Perry Street (Norfolk County, Massachusetts)
House at 53 Linden Street (Norfolk County, Massachusetts)
Hugh McCulloch House (Allen County, Indiana)
Huntington Street Baptist Church (New London County, Connecticut)
Huron Cemetery (Wyandotte County, Kansas)
Idlewild (Talladega County, Alabama)
Immanuel Church (Fayette County, Tennessee)
Institutional District (Worcester County, Massachusetts)
John Froelich House (Cuyahoga County, Ohio)
Jonesboro Historic District (Clayton County, Georgia)
Joseph Steffens House (Carroll County, Illinois)
Judge Isaac Wilson House (Kane County, Illinois)
Judge P. W. White House (Gadsden County, Florida)
Katahdin Iron Works (Piscataquis County, Maine)
Keene Springs Hotel (Jessamine County, Kentucky)
Kellogg, Elijah, Congregational Church (Cumberland County, Maine)
Kent Schoolhouse (Fairfield County, Connecticut)
A one-room schoolhouse relocated and restored by the Wilton Historical Society
Kent, Charles House (Portage County, Ohio)
Kit Carson House (Taos County, New Mexico)
Klein Meetinghouse (Montgomery County, Pennsylvania)
Koweta Mission Site (Wagoner County, Oklahoma)
Lexington Presbyterian Church (Lexington, Virginia)
Linden Grove Cemetery (Kenton County, Kentucky)
Linden Park (Norfolk County, Massachusetts)
Little Falls Meetinghouse (Harford County, Maryland)
Livingston Homestead (Middlesex County, New Jersey)
Maumee Sidecut (Lucas County, Ohio)
Methodist Episcopal Church of Isle La Motte (Grand Isle County, Vermont)
Monte Vista (Frederick County, Virginia)
Moratock Iron Furnace (Stokes County, North Carolina)
Morewood School (Berkshire County, Massachusetts)
Mount Holly Cemetery (Pulaski County, Arkansas)
Murray Commercial Historic District (Calloway County, Kentucky)
New Berlin Presbyterian Church (Union County, Pennsylvania)
Niskayuna Railroad Station (Schenectady County, New York)
Norway Lutheran Church (Ramsey County, Minnesota)
Nottoway County Courthouse (Nottoway County, Virginia)
Octagon Schoolhouse (Windsor County, Vermont)
Old Naval Observatory (Washington, District of Columbia)
Olmsted Falls Historic District (Cuyahoga County, Ohio)
Omar Chapel (Seneca County, Ohio)
Oregon Trail - Flagstaff Hill Section (Baker County, Oregon)
Pioneer trail broken in 1843
Oregon Trail Historic District (Malheur County, Oregon)
Osborn House (Bristol County, Massachusetts)
Owen-Harrison House (Rowan County, North Carolina)
Paine Bank (Berrien County, Michigan)
Closed bank now in a residential neighborhood
Parker, Harrison, Sr., House (Middlesex County, Massachusetts)
Peck, John M., House (Middlesex County, Massachusetts)
Peoria Mineral Springs (Peoria County, Illinois)
Philip Eames House (Berkshire County, Massachusetts)
Philip Foster Farm (Clackamas County, Oregon)
Plum Run Cementary (Clark County, Indiana)
Plum Run Cementary
Poston Block (Montgomery County, Tennessee)
Richardson-Brinkman Cobblestone House (Rock County, Wisconsin)
Robert Mable House and Cemetery (Cobb County, Georgia)
Rome Ferry (Smith County, Tennessee)
Rough and Ready Cemetery (Drew County, Arkansas)
Russian Bishop's House (Sitka Borough, Alaska)
Saint Joseph's Catholic Church (Perry County, Ohio)
Saunders, William, House (Middlesex County, Massachusetts)
Sears Tower--Harvard Observatory (Middlesex County, Massachusetts)
Seclusaval and Windsor Spring (Richmond County, Georgia)
South Stone School House (Grand Isle County, Vermont)
St. Augustine Catholic Church and Cemetery (Livingston County, Michigan)
St. James Episcopal Church (Muskingum County, Ohio)
St. John's Episcopal Church and Cemetery (Lafourche Parish, Louisiana)
St. Joseph Historic District (Tensas Parish, Louisiana)
St. Luke's Protestant Episcopal Church (Sussex County, Delaware)
St. Mary's Episcopal Church (Chester County, Pennsylvania)
St. Paul's Episcopal Church (Sandusky County, Ohio)
St. Peter's Church (Fayette County, Pennsylvania)
St. Seraphim Chapel (Bethel Census Area, Alaska)
St. Thomas Episcopal Church (New Castle County, Delaware)
St. Vincent's College Building (Cape Girardeau County, Missouri)
Stephen Cooke Brown House (Washington County, Kentucky)
Stetson Union Church (Penobscot County, Maine)
Stone Arch Bridge (Unspecified county, New York)
Stone arch bridge over AuSable River on Main Street in Keeseville
Stony Kill Farm (Dutchess County, New York)
Sutfield House (Mercer County, Kentucky)
Tabb Street Prebyterian Church (Petersburg, Virginia)
Tetley (Orange County, Virginia)
Thayer's Hotel (Grafton County, New Hampshire)
Thomas Nelson House (Cooper County, Missouri)
Thomas Square (Honolulu County, Hawaii)
Trapnall Hall (Pulaski County, Arkansas)
Tyrone Plantation (Rapides Parish, Louisiana)
U.S. Marine Hospital (Mobile County, Alabama)
Van Valkenburgh, James G. House (Columbia County, New York)
Villa Louis (Crawford County, Wisconsin)
Wave Hill (Bronx County, New York)
West Bluff Historic District (Peoria County, Illinois)
West Market School (Erie County, Ohio)
West Salem Historic District (Forsyth County, North Carolina)
Westcote (Providence County, Rhode Island)
William E. Hurst House (Lorain County, Ohio)
William Newman House (Scioto County, Ohio)
William Resor House (Hamilton County, Ohio)
Williams, Abiathar King, House (Bristol County, Massachusetts)
Winter Street Church (Sagadahoc County, Maine)
Woodberry Historic District (Baltimore, Maryland)
Wynnton Academy (Muscogee County, Georgia)