The incident happened just before 5 p.m. in the area of Indiana Avenue and Racine Drive. Police said the four pedestrians were hit by a driver of a 1998 Nissan Sentra that was traveling westbound on Indiana Avenue.
The young girl was pronounced dead at the hospital. A 37-year-old woman, 16-year-old girl and 2-year-old girl were listed in in critical condition.
The cause of the crash remains under investigation. Anyone with information was asked to contact detectives at (951) 826-8723.