The first closed-circuit automobile race was held on July 25, 1899 at the Branford Park horse track in New Haven, Connecticut https://en.wikipedia.org/wiki/History_of_auto_racing
Knoxville Raceway in Knoxville, Iowa, is the oldest racing venue, and one of the most prestigious, in the United States. It was built in the late 1800s at the Marion County Fairgrounds in Iowa. It was built for a horse-racing track, just like the Milwaukee Mile. Although sanctioned races were not held until 1914, one automobile race was held in 1901
The Milwaukee Mile is the second-oldest motor racing track in the world still in existence, with racing being held there since 1903
It was not purposely built for motor racing, however. It started as a one-mile (1.6 km) horse-racing track in the 19th century.
to 1914, a one-mile dirt oval track was run on Brunots Island, just south of Pittsburgh on the Ohio River. Louis Chevrolet won the AAA Champion car in 1905.
Aspendale Racecourse opened on 14 April 1891 for racing horses
The Automobile Club of Victoria used the horse racing track 'Aspendale Park', Victoria on 12 March, 1904 for a steam car race.
In 1905 the infield was remade to be a better race track for racing cars, steam rollers were used, and the local newspaper The Moorabbin News
, reported on it 28 October 1905
. and the club printed invited stating "the special motor racing track" at Aspendale Park on Monday, January 29th 1906
The first regular auto racing venue was Nice, France, run in late March 1897, as a "Speed Week" most types of racing events were invented here, including the first hill climb (Nice – La Turbie) and a sprint that was, in spirit, the first drag race..
New York State Fairgrounds Racetrack Syracuse New York 1903
California State Fairgrounds Race Track Sacramento California 1907 https://en.wikipedia.org/wiki/List_of_auto_racing_tracks_in_the_United_States
Brooklands first opened back in June 16th, 1907
in the UK, two years before the Indianapolis Motor Speedway http://motorsports.nbcsports.com/2015/02/19/worlds-oldest-racetrack-brooklands-receives-funding-boost-in-restoration-bid/
Brooklands, in Surrey, was the first purpose-built motor racing venue, opening in June 16th 1907
The first board track for motor racing was the circular Los Angeles Motordrome, built in 1910
The started racing at Le Mans in 1923
Chariot races were happening in Rome in 753 BC. Circus Maximus. It was added to the Olympics in 680 BC
Doncaster in England opened a track in 1614
The earliest important race in Doncaster's history was the Doncaster Gold Cup, first run over Cantley Common in 1766
. The Doncaster Cup is the oldest continuing regulated horse race in the world
India's first racecourse was set up in Madras in 1777
Champs de Mars in Mauritius opened in 1812. It's a horse racing track http://www.cnn.com/videos/travel/2017/04/18/mauritius-horse-racing.cnn
Freehold Raceway New Jersey, 1839 Despite steadily approaching its third century, the oldest harness racing track in the USA http://www.sportsmedia101.com/olympics/2015/01/30/the-oldest-horse-racing-tracks-in-the-usa/
Saratoga Race Course is home to several of the most important races in North America. Since 1864, the track has been the site of the Travers Stakes, the oldest major thoroughbred horse race in the United States. https://en.wikipedia.org/wiki/Saratoga_Race_Course
The longest automobile race in history, with Paris as the finish line, was the 1908 New York to Paris Race. 22,000 miles