They said it was around 7:40 a.m. Tuesday when they were called to the area around Bangor Savings Bank on Wilson Street.
Their investigation determined Felicia King, 75, of Brewer was struck by a car driven by Tammy Webster, 47.
Police said King wasn't in a designated crosswalk while trying to cross the road.
Webster didn't see her because of the glaring morning sun and hit her.
King was brought to the hospital with injuries that are not believed to be life threatening.