 Yellow Rock is located approximately west north-west of the Sydney central business district, in the Blue Mountains local government area.Yellow Rock is situated on the eastern, lower slopes of the Blue Mountains and the western side of the Nepean River extending back some way from it, the elevation rising from the river to a peak of .It is surrounded by the suburbs of Mount Riverview, Warrimoo and Springwood to the south, Winmalee to the west, Hawkesbury Heights and Yarramundi to the north and northeast respectively, and Castlereagh across the Nepean to the east.