Two residents who lived in separate units of the complex at Chestnut Way near 25th Street told police they slept through the gunfire at 2 a.m.
In a separate shooting in Central Long Beach less than an hour earlier, a parked and unoccupied vehicle was struck will bullets.
Authorities are investigating three separate shootings in Long Beach Saturday evening and into Sunday morning, including one in which a person was hospitalized with gunshot wounds, police said.
In both incidents, upon arrival, officers were unable to locate a victim but did locate evidence of a shooting, they said.
Police said that an argument led to shots being fired but no one was hit and no property damage was reported.
Police are investigating two separate shootings on Saturday, leaving one man shot at one scene, a building struck in the other and little information on the suspected shooters in both cases, according to authorities.
Officers said they found “strike marks” from the gunfire on the woman’s vehicle.
It was not immediately clear whether the violence Saturday night was connected to four gunfire-related calls that police responded to on Friday night.
Police were investigating gunfire between two men in North Long Beach on Friday morning after finding bullet casings and buildings struck by the gunfire, according to Long Beach Police Department.
No one was injured in either of the shootings, police said.