Thoroughbred Racing:
Arizona:
- Turf Paradise, Phoenix, Arizona
- Yavapai Downs, Prescott Valley, Arizona
Arkansas:
- Oaklawn Park, Hot Springs, Arkansas
California:
Santa Anita Park racecourse:
- Bay Meadows, San Mateo, California
- California Association of Racing Fairs, (Various fair meetings across Northern California)
- Golden Gate Fields, Albany, California
- Del Mar Racetrack, Del Mar, California
- Fairplex, Pomona, California
- Hollywood Park Racetrack, Inglewood, California
- Los Alamitos, Los Alamitos, California
- Oak Tree Racing Association, Arcadia, California (ran at Santa Anita each October)
- Santa Anita Park, Arcadia, California
Colorado:
- Arapahoe Park, Aurora
Delaware:
- Delaware Park, Wilmington, Delaware
Florida:
- Calder Race Course, Miami Gardens, Florida
- Gulfstream Park, Hallandale Beach, Florida
- Tampa Bay Downs, Tampa, Florida
- Florida State Track, Debary, Florida
Illinois:
- Arlington Park, Arlington Heights, Illinois
- Fairmount Park, Collinsville, Illinois
- Hawthorne Race Course, Cicero, Illinois
Indiana:
- Hoosier Park, Anderson, Indiana
- Indiana Downs, Shelbyville, Indiana
Iowa:
- Prairie Meadows, Altoona, Iowa
Kentucky:
- Churchill Downs, Louisville, Kentucky (site of Kentucky Derby)
- Ellis Park Racecourse, Henderson, Kentucky
- Keeneland Race Course, Lexington, Kentucky
- Kentucky Downs, Franklin, Kentucky
- Turfway Park, Florence, Kentucky
Louisiana:
- Delta Downs, Vinton, Louisiana
- Evangeline Downs, Lafayette, Louisiana
- Fair Grounds, New Orleans, Louisiana
- Louisiana Downs, Bossier City, Louisiana
Maryland:
- Laurel Park, Laurel, Maryland
- Pimlico Race Course, Baltimore, Maryland (site of Preakness Stakes)
- Bowie Race Track, Bowie, Maryland (now closed)
- Maryland State Fairgrounds, Timonium, Maryland (Only held during fair)
Massachusetts:
- Suffolk Downs, East Boston, Massachusetts
Michigan:
- Great Lakes Downs, Muskegon, Michigan
Minnesota:
- Canterbury Park, Shakopee, Minnesota
Nebraska:
- Columbus Races, Columbus, Nebraska
- Fonner Park, Grand Island, Nebraska
- Horsemen's Park, Omaha, Nebraska
- Nebraska State Fair, Lincoln, Nebraska
New Jersey:
- Meadowlands Racetrack, East Rutherford, New Jersey
- Monmouth Park, Oceanport, New Jersey
- Atlantic City Race Course, Mays Landing, New Jersey
New Mexico:
- Albuquerque Downs, Albuquerque, New Mexico
- Ruidoso Downs, Ruidoso Downs, New Mexico
- Sunland Park, Sunland Park, New Mexico
- SunRay Gaming, Farmington, New Mexico
- Zia Park, Hobbs, New Mexico
New York:
- Aqueduct Racetrack, New York City
- Belmont Park, Elmont, New York (site of Belmont Stakes)
- Finger Lakes Race Track, Canandaigua, New York
- Saratoga Race Course, Saratoga Springs, New York
North Dakota:
- North Dakota Horse Park, Fargo, North Dakota
Ohio:
- Beulah Park, Grove City, Ohio
- River Downs, Cincinnati, Ohio
- Thistledown, North Randall, Ohio
- Toledo Raceway Park, Toledo, Ohio
Oklahoma:
- Blue Ribbon Downs, Sallisaw, Oklahoma
- Fair Meadows, Tulsa, Oklahoma
- Remington Park, Oklahoma City, Oklahoma
Oregon:
- Portland Meadows, Portland, Oregon
Pennsylvania:
- Penn National, Grantville, Pennsylvania
- Philadelphia Park, Bensalem, Pennsylvania
- Presque Isle Downs, Erie, Pennsylvania
Texas:
- Lone Star Park, Grand Prairie, Texas
- Retama Park, San Antonio, Texas
- Sam Houston Race Park, Houston, Texas
Virginia:
- Colonial Downs, New Kent County, Virginia
Washington:
- Emerald Downs, Auburn, Washington
West Virginia:
- Charles Town Races & Slots, Charles Town, West Virginia
- Mountaineer Race Track & Gaming Resort, Chester, West Virginia
Wyoming:
- Wyoming Downs, Evanston, Wyoming
Harness racing:
- Monticello Raceway, Sullivan County, New York
- Tioga Downs, Nichols, New York
- The Meadows, Meadow Lands, Pennsylvania
- Meadowlands Racetrack, East Rutherford, New Jersey
- The Red Mile, Lexington, Kentucky
- Vernon Downs Racetrack, Verona, New York
- Yonkers Raceway, Yonkers, New York
- Saratoga Gaming & Raceway, Saratoga Springs, New York
- Maywood Park, Chicago, Illinois
- Pompano Park, Florida
- Lebanon Raceway, Lebanon, Ohio
- Freehold Raceway, Freehold Borough, New Jersey
- Indiana Downs, Shelbyville, Indiana (also conducts Thoroughbred and quarter horse racing)
- Hoosier Park, Anderson, Indiana (also conducts Thoroughbred racing)
- Hawthorne Race Course, Chicago, Illinois (also conducts Thoroughbred racing)
- Mohegan Sun at Pocono Downs, Wilkes-Barre, Pennsylvania
- Harrah's Chester Racetrack and Casino, Chester, Pennsylvania
- Dover Downs, Dover, Delaware
- Harrington Raceway and Midway Slots, Harrington, Delaware
- Ocean Downs, Ocean City, Maryland
- Rosecroft Raceway, Oxon Hill, Maryland
- Historic Track, Goshen, New York (summer dates only - non-wagering)
- Scioto Downs, Columbus, Ohio
- Raceway Park, Toledo, Ohio
- Plainridge Raceway, Plainville, Massachusetts
- Rockingham Park, Salem, New Hampshire also conducts limited thoroughbred racing.