Steep Point (26°09′05″S 113°09′18″E﻿ / ﻿26.15139°S 113.15500°E﻿ / -26.15139; 113.15500﻿ (Steep Point)Coordinates: 26°09′05″S 113°09′18″E﻿ / ﻿26.15139°S 113.15500°E﻿ / -26.15139; 113.15500﻿ (Steep Point)) is the westernmost point of mainland Australia.