September 20, 1586 the first time which a Spanish conqueror mentioned in his notes: "Pago de los Arrecifes", this is the oldest notice of the early days of Arrecifes. The first population at the Arrecifes river banks appeared after 1600. At this time it was a forced path to cross the Arrecifes river in the route to Alto-Peru and Chile.
1767: The "Cabildo" (In the Spanish colony, cabildos were in charge of the city administration and the justice) created the Arrecifes district, the second in the province.
1785: The first mayor is elected.
March 1, 1856: The first City hall is built and the local government established.
1950: Officially declared a City in Arrecifes district.
The name of the District changes a lot of time for "Bartolomé Mitre" a Governor of Buenos Aires province.
1994: Last change, since 1994 is Arrecifes District.
Capital of motorsports. Bordered by the homonymous river and an attractive seaside resort, Reef is recognized as the largest quarry sporting motorists of Argentina. It is the only city in the country, with both drivers running in Formula One (Jose Froilan Gonzalez, runner-up to Ferrari World and Norberto Fontana, with Sauber) .It highlighted Asturian and Castulo Hortal Ubaldo brothers and the son of this, Newton. the highlights arrecifeños currently running in national categories are: Norberto Fontana, Rubén Bulla, José Luis Di Palma, Patricio Di Palma, Marcos Di Palma, Josito Di Palma, Julio César Catalán Magni (fueguino based in Reefs), Martín Ferrari Marcos Cuirolo Augustine Canapino and Juan Cruz Alvarez. Canapino Alberto, one of the most successful coaches in the country, is also born and have their workshops in Reefs. Represented in the city distinas times, pilots from the likes of: Angel Lo Valvo, Julio Perez, Sandokan, Carlos Marincovich Nestor Jesus Garcia Veiga, Carlos Pairetti, Luis Di Palma and Gaston Aguirre, among others.
Cradle of champions. Another champion that has Reefs, but football is Pablo Zabaleta, unique arrecifeño world champion, enshrined in the Netherlands as captain of the Argentina Under 20 Champion in addition to San Lorenzo de Almagro, I integrate the ranks of Espanyol, currently Manchester City in England, and it debuted on the senior team.