Private owner

R.C. Ropp House (Berkeley County, West Virginia)
R.D.W. Clapp House (Sedgwick County, Kansas)
R.F. Hardin High School (Brown County, Texas)
R.H. and Jessie Bell House (Ada County, Idaho)
R.H. Stearns Building (Suffolk County, Massachusetts)
R.L. Stone House (Henry County, Virginia)
R.L. White Ranch (Bexar County, Texas)
R.M. Jones General Store (Troup County, Georgia)
R.O. & Company Stenzel Warehouse (Jackson County, Missouri)
R.O. Stake House (Lancaster County, Nebraska)
R.R. Louden and Antoinette, House (Jefferson County, Iowa)
Rabbit Hash General Store (Boone County, Kentucky)
Rabbits Foot Lodge (Washington County, Arkansas)
Rabensburg House (Bastrop County, Texas)
Rabinowitz Building (Bacon County, Georgia)
Raburn-Casteel House (Union County, Georgia)
Race Street Friends Meetinghouse (Philadelphia County, Pennsylvania)
Race Street Historic District (Hamilton County, Ohio)
Rachel Carson House (Allegheny County, Pennsylvania)
Rachel Carson House (Montgomery County, Maryland)
Rachel Kilpatrick Purdy House (Gage County, Nebraska)
Rachel Louise Hawthorne House (Multnomah County, Oregon)
Racine College (Racine County, Wisconsin)
Historic Campus, now serving as a community resource
Racine Depot (Racine County, Wisconsin)
Brick railroad station repurposed as part of the city's mass transit hub
Racine Elks Club, Lodge No. 252 (Racine County, Wisconsin)
The former headquarters of the Racine Elks Club now repurposed as a professional building.
Racine Rubber Company Homes Historic District (Racine County, Wisconsin)
A neighborhood built by the Racine Rubber Company to house its workers.
Rackett Grange Hall # 318 (Garden County, Nebraska)
Rackleff Building (Cumberland County, Maine)
Racquet and Tennis Club Building (New York County, New York)
Rad Plzen cis. 9 Z.C.B.J. (SD10-6) (Saunders County, Nebraska)
Rad Saline Center cis. 389 Z. C. B. J. (Saline County, Nebraska)
Radburn (Bergen County, New Jersey)
Radcliffe Mill (Kent County, Maryland)
Radcliffe--Duvall Farm (Shelby County, Kentucky)
Radding Building (Hampden County, Massachusetts)
Radio City Music Hall (New York County, New York)
Radka--Bradley House (Presque Isle County, Michigan)
Radnor Friends Meetinghouse (Delaware County, Pennsylvania)
Radnor--Winston Historic District (Baltimore, Maryland)
Radwell Cottage (Franklin County, New York)
Rae Selling Berry Garden and House (Multnomah County, Oregon)
Raemelton Farm Historic District (Richland County, Ohio)
Raesly House (Aurora County, South Dakota)
Rafael Gonzalez House (Santa Barbara County, California)
Rafael Guastavino Sr. Estate (Buncombe County, North Carolina)
Rafsnyder-Welsh House (Philadelphia County, Pennsylvania)
Ragdale (Lake County, Illinois)
Ragersville School (Tuscarawas County, Ohio)
Ragland House (Pulaski County, Arkansas)
Ragland House (Lamar County, Texas)
Ragsdale Farm (Guilford County, North Carolina)
Ragsdale-Jackman-Yarbough House (Hays County, Texas)
Rahway Theatre (Union County, New Jersey)
Rail and Titsworth Canal Warehouse (Allegany County, New York)
Railroad Addition Historic District (Webster County, Nebraska)
Railroad Avenue Historic District (Cochise County, Arizona)
Railroad Avenue Industrial District (Fairfield County, Connecticut)
Railroad Call Historic District (Pulaski County, Arkansas)
Railroad Camp Shanty (Kingsbury County, South Dakota)
Railroad Cottage (Benton County, Arkansas)
Railroad Cottage Historic District (Clark County, Nevada)
Railroad Depot Complex (Edgecombe County, North Carolina)
Railroad Hotel (Middlesex County, Massachusetts)
Railroad Overpass at Ocmulgee (Bibb County, Georgia)
Railroad Produce Depot (Williamson County, Texas)
Railroad Section Foreman's House (Issaquena County, Mississippi)
Railroad Square District (Sonoma County, California)
Railway Clerks' Mountain House (Polk County, North Carolina)
Railway Depot (Jefferson County, Kentucky)
Railway Exchange Building (Cook County, Illinois)
Railway Express Agency Building (Coles County, Illinois)
Brick freight depot that served two railroads, demolished in 2013
Rainbow Conoco (Toole County, Montana)
Rainbow Court (Horry County, South Carolina)
Raines-Carmichael House (Bibb County, Georgia)
Rainey House (Williamson County, Tennessee)
Rainey Street Historic District (Travis County, Texas)
Rainier Club (King County, Washington)
Rains Brothers Building (Jasper County, Missouri)
Raisin Valley Friends Meetinghouse (Lenawee County, Michigan)
Rakestraw House (De Kalb County, Indiana)
Raleigh Banking and Trust Company Building (Wake County, North Carolina)
Raleigh Bonded Warehouse (Wake County, North Carolina)
Raleigh Electric Company Power House (Wake County, North Carolina)
Raleigh Water Tower (Wake County, North Carolina)
Rally Hill (Maury County, Tennessee)
Ralph and Cloyd Achning House (Douglas County, Kansas)
Ralph Banks Place (Elbert County, Georgia)
Ralph Bunche Historic District (Barren County, Kentucky)
Ralph Bunche House (Washington, District of Columbia)
Ralph C. Bailie House (Waukesha County, Wisconsin)
Ralph E. Burley House (Laclede County, Missouri)
Ralph Gaines House (Elbert County, Georgia)
Ralph H. Stoughton Estate (Maricopa County, Arizona)
Ralph Hall Farm District (Foster County, North Dakota)
Ralph Hardesty Stone House (Muskingum County, Ohio)
Ralph J. Bunche House (Los Angeles County, California)
Ralph John Ramer House (Anderson County, South Carolina)
Historic home in Anderson, SC
Ralph M. Munroe House (Miami-Dade County, Florida)
Ralph Morgan Stone House (Montgomery County, Kentucky)
Ralph P. Buckland House (Sandusky County, Ohio)
Ralph Potato House (Sussex County, Delaware)
Ralph Ramsay House (Sevier County, Utah)
Ralph Rollins House (Polk County, Iowa)
RALPH T. WEBSTER (Talbot County, Maryland)
Ralph Teasley House (Hart County, Georgia)
Ralph Waldo Emerson House (Middlesex County, Massachusetts)
Ralphs Grocery Store (Los Angeles County, California)
Ralphsynder Decagonal Barn (Preston County, West Virginia)
Ralston and Sarah Wilbur House (Spokane County, Washington)
Ralston Community Clubhouse (Park County, Wyoming)
Ralston Historic District (Morris County, New Jersey)
Ralston Opera House (Pawnee County, Oklahoma)
Ram Cat Alley Historic District (Oconee County, South Carolina)
Ramada House (Pima County, Arizona)
Ramah Presbyterian Church and Cemetery (Mecklenburg County, North Carolina)
Rambo House (Scott County, Iowa)
Ramey House (Smith County, Texas)
Ramon Arballo House (Pinal County, Arizona)
Ramon Jaramillo House and Barn (Rio Arriba County, New Mexico)
Ramona Street Architectural District (Santa Clara County, California)
Ramona Theater (Twin Falls County, Idaho)
Ramona Theatre (Tillman County, Oklahoma)
Ramona Town Hall (San Diego County, California)
Ramsay (Albemarle County, Virginia)
Ramsay House (Kittitas County, Washington)
Ramsay--Durfee Estate (Los Angeles County, California)
Ramsdell, Hiram, House (Franklin County, Maine)
Ramsey House (Knox County, Tennessee)
Ramsey House (Shelby County, Kentucky)
Ranch Acres Historic District (Tulsa County, Oklahoma)
Rancho Arroyo (Maricopa County, Arizona)
Rancho Bonito (Torrance County, New Mexico)
Rancho Joaquina House (Maricopa County, Arizona)
Rancho Las Palmas (Monterey County, California)
Rancho Linda Vista (Pinal County, Arizona)
Rancho San Lucas (Monterey County, California)
Rancho Solano (Pinal County, Arizona)
Rancho Toluca (Hidalgo County, Texas)
Ranchotel (Potter County, Texas)
Rand Building (Madison County, Alabama)
Rand Tower (Hennepin County, Minnesota)
Randal House (Tangipahoa Parish, Louisiana)
Randall Avenue Historic District (Brown County, Wisconsin)
Randall Building (Victoria County, Texas)
Randall Building (Allen County, Indiana)
Randall Building Bogaert's Jewelry Store (Fayette County, Kentucky)
Randall Davey House (Santa Fe County, New Mexico)
Randall Farm (Cortland County, New York)
Randall House (Tuscola County, Michigan)
Randall Junior High School (Washington, District of Columbia)
Randall Memorial Building, Former (Watauga County, North Carolina)
Randall Park Historic District (Eau Claire County, Wisconsin)
Predominantly late nineteenth century neighborhood of churches and homes of Queen Anne, Colonial Revival and Bungalow designs
Randall Tire Company (Craig County, Oklahoma)
Randall, Jacob, House (Cumberland County, Maine)
Randall, John, House (New London County, Connecticut)
Randall--Hale Homestead (Middlesex County, Massachusetts)
Randall-Hildreth House (Sagadahoc County, Maine)
Randecker's Hardware Store (Du Page County, Illinois)
Randel, Culver House and Mill (Orange County, New York)
Randle House (Stanly County, North Carolina)
Randleman Graded School (Randolph County, North Carolina)
Randlett House (Dallas County, Texas)
Randolf Mock Farm (Boyle County, Kentucky)
Randolph Cemetery (Richland County, South Carolina)
Randolph Columbus Barrett House (Ripley County, Missouri)
Randolph Gilbert Moore House (Simpson County, Kentucky)
Randolph M. Probstfield House (Clay County, Minnesota)
Randolph Mitchell House (Perry County, Ohio)
Randolph Street Church of Christ (Madison County, Alabama)
Randolph Tabernacle (Rich County, Utah)
Randolph-Macon College Buildings (Hanover County, Virginia)
Randolph-Whittle House (Bibb County, Georgia)
Raney House (Benton County, Arkansas)
Rangeley Public Library (Franklin County, Maine)
Rangeley Trust Company Building (Franklin County, Maine)
Rankin Block (Knox County, Maine)
Rankin Building (Franklin County, Ohio)
Rankin Building (Orange County, California)
Rankin Historic District (Lawrence County, Ohio)
Rankin House (Muscogee County, Georgia)
Rankin House (St. Tammany Parish, Louisiana)
Rankin Octagonal Barn (Jackson County, West Virginia)
Rankin Place (Garrard County, Kentucky)
Rankin Presbyterian Church (Morgan County, Colorado)
Rankin Ranch (Broadwater County, Montana)
Rankin Square (Muscogee County, Georgia)
Rankin, John, House (Kings County, New York)
Rankin-Harwell House (Florence County, South Carolina)
Rankin-Sherrill House (Rowan County, North Carolina)
Ranney Bridge (Essex County, New York)