Investigators say 31 year old Simon Marquez pulled out a gun and demanded the woman's purse and cell phone.
It happened outside an apartment complex on Road seven and Avenue 7.5 in Firebaugh.
Deputies say the suspect is driving a 2000 burgundy Buick Century four door... California license plate 4MEV374.
Anyone with information on this crime is asked to call the Madera County Sheriff's Department.