What Is the Length of Great Britain?
The distance from Great Britain’s northernmost point in Dunnet Head, Scotland, to Lizard Point, its southernmost point, is 600 miles. It is an 823-mile drive. The length of Great Britain’s coastline is 7,700 miles.
Tourists and outdoor enthusiasts travel the length of Great Britain from the southwest to the northeast by traditional roads. The quickest route is just 838 miles, and it starts at Land’s End in the southwest and goes through the A30, M74 and A9 to John o' Groats, near Dunnet Head, in the northeast. Hikers and cyclists travel between the two using minor roads. Those routes are longer, sometimes as long as 1,200 miles.