Alingsås IF is a Swedish football club located in Alingsås in Västra Götaland County.
2023 Alingsås IF FF has a women's team in Elitettan and a men's team in Division 4.
On 12 October 2024, the women's football team qualified for the Swedish top division.
Alingsås Idrottsförening were formed in 1906 and are one of the oldest and most prestigious clubs in Alingsås. The club has almost 1,000 members of which 400 are active in football, 250 in athletics and 270 in gymnastics.
Since their foundation Alingsås IF has participated mainly in the middle divisions of the Swedish football league system. The club currently plays in Division 3 Mellersta Götaland which is the fifth tier of Swedish football. AIF have played six seasons in Division 2, which was then the second tier of Swedish football, in 1924/25, 1936/37, 1937/38, 1966, 1967 and 1968. They play their home matches at the Mjörnvallen in Alingsås. This facility is located next to the beach of the Lake Mjörn, and includes three 11-a-side pitches and a 5 a-side pitch.
Alingsås IF are affiliated to Västergötlands Fotbollförbund.