The National Basketball Association (NBA) is a basketball federation in North America. The league is organized 30 teams as 29 in the United States and 1 in Canada and is one of the four major professional sports leagues in the United States and Canada. It is the premier men’s skilled basketball association in the world.

The NFL league was established in New York City on June 6, 1946, as the Basketball Association of America (BAA). It changed its name to the National Basketball Association on August 3, 1949, after merging with the competing National Basketball League (NBL). The NBA’s regular season runs from October to April, with each team playing 82 games. The league’s playoff tournament extends into June. As of 2020, NBA players are the world’s best-paid athletes by average annual salary per player.

The NBA is an active member of USA Basketball (USAB), which is recognized by the FIBA (International Basketball Federation) as the national governing body for basketball in the United States. The league’s several international as well as individual team offices are directed out of its head offices in Midtown Manhattan, while its NBA Entertainment and NBA TV studios are directed out of offices located in Secaucus, New Jersey.

NBA Teams

The National Basketball Association started in 1946 with 11 teams, and through a sequence of team expansions, reductions and relocations currently consist of 30 teams. The United States is home to 29 teams; another is in Canada.

Championships

The Los Angeles Lakers and the Boston Celtics have won the most championships with each having 17 NBA Finals wins. The third most successful franchise is the Golden State Warriors, who have six overall championships (2 in Philadelphia, 4 in Oakland). Following the Warriors are the Chicago Bulls with six championships and the San Antonio Spurs with five championships, all since 1999.

TeamsWinLossTotalMatch Won Year(s)Runner-up Year(s)
Minneapolis/Los Angeles Lakers1715321949, 1950, 1952, 1953, 1954, 1972, 1980, 1982, 1985, 1987, 1988, 2000, 2001, 2002, 2009, 2010, 20201959, 1962, 1963, 1965, 1966, 1968, 1969, 1970, 1973, 1983, 1984, 1989, 1991, 2004, 2008
Boston Celtics174211957, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1968, 1969, 1974, 1976, 1981, 1984, 1986, 20081958, 1985, 1987, 2010
Philadelphia/San Francisco/Golden State Warriors65111947, 1956, 1975, 2015, 2017, 20181948, 1964, 1967, 2016, 2019
Chicago Bulls6061991, 1992, 1993, 1996, 1997, 1998
San Antonio Spurs5161999, 2003, 2005, 2007, 20142013
Syracuse Nationals/Philadelphia 76ers3691955, 1967, 19831950, 1954, 1977, 1980, 1982, 2001
Fort Wayne/Detroit Pistons3471989, 1990, 20041955, 1956, 1988, 2005
Miami Heat3362006, 2012, 20132011, 2014, 2020
New York Knicks2681970, 19731951, 1952, 1953, 1972, 1994, 1999
Houston Rockets2241994, 19951981, 1986
Cleveland Cavaliers14520162007, 2015, 2017, 2018
St. Louis/Atlanta Hawks13419581957, 1960, 1961
Baltimore/Washington Bullets (now Washington Wizards)13419781971, 1975, 1979
Seattle SuperSonics/Oklahoma City Thunder13419791978, 1996, 2012
Portland Trail Blazers12319771990, 1992
Milwaukee Bucks11219711974
Dallas Mavericks11220112006
Baltimore Bullets (original) (folded in 1954)1011948
Rochester Royals (now Sacramento Kings)1011951
Toronto Raptors1012019
Phoenix Suns0221976, 1993
Utah Jazz (formerly New Orleans Jazz)0221997, 1998
New Jersey Nets (now Brooklyn Nets)0222002, 2003
Orlando Magic0221995, 2009
Chicago Stags (folded in 1950)0111947
Washington Capitols (folded in 1951)0111949
Indiana Pacers0112000