List of NorthEast United FC seasons

NorthEast United FC is an Indian professional football club based in Guwahati, Assam. The club was founded on 13 April 2014 during the inaugural season of Indian Super League. NorthEast United represent the 8 states of India known as North East India which consist Assam, Nagaland, Manipur, Meghalaya, Sikkim, Arunachal Pradesh, Tripura and Mizoram.

Key
Key to colours and symbols: Key to league record:
 * Season = The year and article of the season
 * Finals = Final position
 * SF = Semi-finals
 * RU = Runners-up
 * C = Champions
 * Pld = Matches played
 * W = Matches won
 * D = Matches drawn
 * L = Matches lost
 * GF = Goals scored
 * GA = Goals against
 * Pts = Point

Key to cup record:
 * En-dash (–) = NorthEast United did not participate or cup not held
 * GS = Group stage
 * R32 = Round of 32
 * R16 = Round of 16
 * QF = Quarter-finals
 * SF = Semi-finals
 * RU = Runners-up
 * C = Champions