Deputies were called just after 11 p.m. Wednesday night to an apartment complex in the 1700 block of Quincy Street.
Deputies said multiple masked men entered the apartment and opened fire with several adults and children inside and then the shooters off.
The victims were taken to Kern Medical Center.
Three of the victims died from their injuries. A fourth person is in stable condition.
Their identities have not been released.
There is no suspect information at this time.
If you have any information, you are asked to call the sheriff's office at 861-3110.
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