124 may refer to:
124 (number), a natural number
AD 124, a year in the 2nd century AD
124 BC, a year in the 2nd century BC
124 (New Jersey bus)
124 (turbojet), a small turbojet engine notable for its use of a supersonic axial-flow compressor
"124", a song by Photek from their album Modus Operandi
124, the name of the house that forms the setting of Toni Morrison's 1987 narrative Beloved (novel)
124 Alkeste, a main-belt asteroid
Fiat 124, a small family car
Fiat 124 Sport Coupé, a sports coupé
Fiat 124 Sport Spider, a sports roadster
SEAT 124, a derivative of the Fiat 124
SEAT 124 Sport, a coupé version of the SEAT 124