Built during 1890s

Corkish Apartments (Multnomah County, Oregon)
Cornelia Bush House (Jefferson County, Kentucky)
Cornelius Hennessy Building (Jackson County, Illinois)
Cornelius Sullivan House (Sierra County, New Mexico)
Cornell Mills (Bristol County, Massachusetts)
Corning Fountain (Hartford County, Connecticut)
Erected as a tribute to John B. Corning by his son John J. Corning.
Coronado Apartments (Wayne County, Michigan)
Corsicana Oil Field Discovery Well (Navarro County, Texas)
Corwin Council House and Jail (Warren County, Ohio)
Coryell County Courthouse (Coryell County, Texas)
Cos Cob Railroad Station (Fairfield County, Connecticut)
Cosmos Club (Washington, District of Columbia)
Cossitt, Frederick H., Library (Hartford County, Connecticut)
Costilla Crossing Bridge (Conejos County, Colorado)
Two-span Thacher through truss bridge over the Rio Grande on CR G east of Antonito
Cotaco Opera House (Morgan County, Alabama)
The first opera house constructed in the state of Alabama
Cottage Home Historic District (Marion County, Indiana)
Cotton Exchange Building, Old (Nacogdoches County, Texas)
Cotton Row Historic District (Leflore County, Mississippi)
Cotton--Smith House (Somerset County, Maine)
Couch--Marshall House (Columbia County, Arkansas)
Coughlin House (Miner County, South Dakota)
Coughlin School (Bristol County, Massachusetts)
Coulter Cottage (Essex County, New York)
Council Grove Methodist Church (Benton County, Arkansas)
County Line Bridge (Louisa County, Iowa)
Court Street Bridge (Monroe County, New York)
Courtland, The (Cuyahoga County, Ohio)
Coushatta Bank Building (Red River Parish, Louisiana)
Cousins Island Chapel (Cumberland County, Maine)
Covington Ladies Home (Kenton County, Kentucky)
Established in 1886, the Covington Ladies Home is a non-profit and non-sectarian "personal care home" where women aged 62 and up, can live in an atmosphere of quiet dignity and individual respect, security and care.
Cowpens Depot (Spartanburg County, South Carolina)
Historic Southern Railway depot in Cowpens, SC
Cox House (Williamson County, Tennessee)
Cox-Williams House (Columbia County, Oregon)
Coykendall Lodge (Ulster County, New York)
Coyle Theater (Washington County, Pennsylvania)
Crab Run Lane Truss Bridge (Highland County, Virginia)
Crabtree, John A., House (Orange County, New York)
Craig-Seay House (Panola County, Mississippi)
Craigie Arms (Middlesex County, Massachusetts)
Cramer House (Salt Lake County, Utah)
Cranford-Wannamaker House (Durham County, North Carolina)
Crawford County Courthouse (Crawford County, Kansas)
Three-story Classical Revival Building constructed of reinforced concrete faced in limestone.
Crawford House (Routt County, Colorado)
Crawford House (Polk County, Iowa)
Crawford House (Pulaski County, Kentucky)
Crawford Irrigation Canal (Washington County, Utah)
Crawford Notch Depot (Coos County, New Hampshire)
Creal Store (Green County, Kentucky)
Criffield-Whiteley House (Cass County, Michigan)
Cripple Creek Historic District (Teller County, Colorado)
Crittenden Historic District (St. Louis, Missouri)
Croft Historic District (Mecklenburg County, North Carolina)
Croke-Patterson-Campbell Mansion (Denver County, Colorado)
Crook House (Laramie County, Wyoming)
Crooked River Lighthouse (Franklin County, Florida)
Cropp Mansion (Walla Walla County, Washington)
Queen Anne style sandstone mansion built in 1898
Cross Ranch Headquarters (Powder River County, Montana)
Cross S Ranch Headquarters (Jackson County, Oklahoma)
Croton North Railroad Station (Westchester County, New York)
Crowell House (Durham County, North Carolina)
Crowell, C. C., House (Middlesex County, Massachusetts)
Crown Mill (Socorro County, New Mexico)
Crown Mill (Socorro County, New Mexico)
Crown Mill (Socorro County, New Mexico)
Crown Mill
Crump and Field Grocery Company (Boyd County, Kentucky)
Crystal Falls Dam and Power Plant (Iron County, Michigan)
Crystal Street Historic District (Worcester County, Massachusetts)
CSPS Lodge--Griesser Bakery (Brazos County, Texas)
Cuckolds Light Station (Lincoln County, Maine)
Cudahy Depot (Milwaukee County, Wisconsin)
19th Century C&NW Depot repurposed as a museum and historical society headquarters
Cuero Hydroelectric Plant (DeWitt County, Texas)
Culver Historic District (Vanderburgh County, Indiana)
Culver Studio (Fergus County, Montana)
cummings, e.e., House (Middlesex County, Massachusetts)
Cummins Creek Bridge (Fayette County, Texas)
Cumston Hall (Kennebec County, Maine)
Cunningham Lane Bridge (Richland County, Wisconsin)
Lost Pratt pony truss bridge over Pine River on Cunningham Lane in Town of Rockbridge
Curtis Building (Plymouth County, Massachusetts)
Curtis Music Hall (Silver Bow County, Montana)
Curtis--Shipley Farmstead (Howard County, Maryland)
Cushman House (Middlesex County, Massachusetts)
Custer Slaughter House (Lincoln County, Idaho)
Cutler and Porter Block (Hampden County, Massachusetts)
Cuyler Presbyterian Church (Kings County, New York)
D. C. Everest House (Marathon County, Wisconsin)
D. D. Bogard House (Daviess County, Kentucky)
D. E. Makepeace Company (Bristol County, Massachusetts)
D. H. Sutherland House (Otero County, New Mexico)
D. J. Murphy House (Alameda County, California)
D. M. Angle House (Dallas County, Texas)
D. O. Pearson House (Snohomish County, Washington)
D.H. Lawrence Ranch Historic District (Taos County, New Mexico)
Dabney-Thompson House (Charlottesville, Virginia)
Dacres Hotel (Walla Walla County, Washington)
Daktoa Tin and Gold Mine (Lawrence County, South Dakota)
Dallas County Courthouse (Dallas County, Texas)
Dallas Mill (Madison County, Alabama)
Began operation in 1892 as Alabama's largest cotton mill, manufacturing sheeting.
Damariscove Lifesaving Station (Lincoln County, Maine)
Dan Williams House (Graham County, Arizona)
Danes Hall (Waupaca County, Wisconsin)
Clubhouse, meeting hall and gathering place for the Danish Brotherhood in America
Daniel C. and Anna Corbin House (Spokane County, Washington)
Daniel Craycraft House (Hamilton County, Indiana)
Daniel Lund House (Minnehaha County, South Dakota)
Daniel Thew Wright House (Hamilton County, Ohio)
Daniels Town Hall (Burnett County, Wisconsin)
Frame building that served as a church before it became the town hall.
Danner-Fletcher House (Kanawha County, West Virginia)
Danville Southern Pacific Railroad Depot (Contra Costa County, California)
Darby House, The (Hopkins County, Kentucky)
Darius B. Moon House (Ingham County, Michigan)
Darius David Johnston House (Los Angeles County, California)
Darlington Industrial Historic District (Darlington County, South Carolina)
Darlington Memorial Cemetery (Darlington County, South Carolina)
Darlington Schoolhouse (Bergen County, New Jersey)
Dartmouth Street School (Worcester County, Massachusetts)
Dauphin County Bridge No. 27 (Unspecified county, Pennsylvania)
Davenport City Hall (Scott County, Iowa)
Davenport Crematorium (Scott County, Iowa)
David Alonzo and Elizabeth Purviance House (Huntington County, Indiana)
David C. Chase House (Payette County, Idaho)
David Cole House (Multnomah County, Oregon)
David Davis III & IV, House (McLean County, Illinois)
David Fisher House (Wasatch County, Utah)
David Goerz House (Harvey County, Kansas)
David H. Smith House (Larue County, Kentucky)
David M. and Lottie Fulmer House (Florence County, Wisconsin)
Prairie Style house with well preserved architectural details
David Morgan House (Utah County, Utah)
David Rohr Mansion And Carriage House (Montgomery County, Ohio)
David Rothschild's Wholesale Dry Goods (Muscogee County, Georgia)
David Smith House (Summit County, Ohio)
David Whitney House (Wayne County, Michigan)
David Worth Dennis House (Wayne County, Indiana)
Davidson Building (Deer Lodge County, Montana)
Davis and Elkins Historic District (Randolph County, West Virginia)
Davis Block (Multnomah County, Oregon)
Davis Memorial Presbyterian Church (Randolph County, West Virginia)
Davis, Dr. Frank, House (Norfolk County, Massachusetts)
Davis, Joshua House (Utah County, Utah)
Davis, Rodney, Three-Decker (Worcester County, Massachusetts)
Davis, Wesley, Three-Decker (Worcester County, Massachusetts)
Davis, William Morris, House (Middlesex County, Massachusetts)
Davis--Hill House (Collin County, Texas)
Davis--Oak Grove District (Mobile County, Alabama)
Davol School (Bristol County, Massachusetts)
Dawson Building (Bristol County, Massachusetts)
Day, Holman, House (Androscoggin County, Maine)
Dayton Hotel (Columbia County, Washington)
Single story brick hotel built in 1891
Dayton Power and Light Building Group (Montgomery County, Ohio)
De Peyster, Watts, Fireman's Hall (Dutchess County, New York)
De Turk Round Barn (Sonoma County, California)
de Witt Cottage (Virginia Beach, Virginia)
De Witt County Courthouse (DeWitt County, Texas)
Deal--Mendenhall Hall (Utah County, Utah)
Dean Road Bridge (Unspecified county, Ohio)
Dearborn River High Bridge (Lewis and Clark County, Montana)
Decareaux House (Livingston Parish, Louisiana)
Decatur and Kate Dickinson House (Clark County, Wisconsin)
Queen Anne House with 15 gables, creating numerous interesting rooflines
Decker Building (New York County, New York)
Decorah Ice Cave (Winneshiek County, Iowa)
Deep River Town Hall (Middlesex County, Connecticut)
Deer Creek Bridge, Stewartstown Railroad (York County, Pennsylvania)
Deer Lodge County Courthouse (Deer Lodge County, Montana)
Deering Building (Obion County, Tennessee)
DeFord Building (Logan County, Oklahoma)
Degive's Grand Opera House (Fulton County, Georgia)
DeGraff Building (El Paso County, Colorado)
Deke House (Tompkins County, New York)
Dekum, The (Multnomah County, Oregon)
Delany Building (St. Louis, Missouri)
DeLashmutt Building (Shoshone County, Idaho)
Two story Victorian era commercial building built in 1890
Delaware County Courthouse (Delaware County, Iowa)
Designed by C.E. Bell
DeLendrecie's Department Store (Cass County, North Dakota)
Delhi Coronet Band Hall (Redwood County, Minnesota)
Delmar--Lema Historic District (Shelby County, Tennessee)
Delos A. Blodgett House (Volusia County, Florida)
Delos Allen Chappell House (Denver County, Colorado)
Delta County Bank Building (Delta County, Colorado)
Delta Psi, Alpha Chapter (New York County, New York)
Demens-Rumbough-Crawley House (Buncombe County, North Carolina)
DeMoss Springs Park (Sherman County, Oregon)
Denny Place (Garrard County, Kentucky)
Dent Hardware Company Factory Complex (Lehigh County, Pennsylvania)
Denton County Courthouse (Denton County, Texas)
Denver Mint (Denver County, Colorado)
Depot (Pike County, Mississippi)
Depot Business Buildings (Muscogee County, Georgia)
Depot Historic District (Wake County, North Carolina)
Depot Historic District (McDowell County, North Carolina)
Derby House Hotel (Orleans County, Vermont)
DeRosay--McNamee House (Middlesex County, Massachusetts)