The robbery was reported around 9:40 p.m. at a home on Aqueduct Avenue, just off Haskell Avenue and south of the 101 Freeway.
According to the LAPD, several people were home, including kids, when the masked suspects broke in. One of the suspects was armed with a gun.
Police say the suspects got away with jewelry, but the residents were not injured.
Officers were sweeping the area looking for evidence and any surveillance video captured by other homes.