the answer would be New Hampshire. it is in the New England colonies
Barrow
Although Egypt wasn't an official "Colony", it was controlled by the UK. This would be the northernmost one.
New Hampshire..New York..New Jersey...
Oh, dude, the northernmost colony is Alert, located in Nunavut, Canada. It's like super up there, almost at the tippy-top of the world. So, if you ever feel like you need to chill in the most northern place on Earth, that's the spot.
The northernmost colony in the context of historical British colonies was the colony of Newfoundland. Established in the early 17th century, Newfoundland is located in present-day Canada and was one of the first areas in North America to be settled by Europeans. Its northernmost settlements were situated along the island's coasts, making it a significant point of interest for early fishing and trade activities.
Egypt (it was actually a protectorate, but it was the northernmost British African Colony)
The northernmost colony in the United States was Alaska, which was purchased from Russia in 1867. Its vast expanse stretches far into the Arctic Circle, including the Aleutian Islands, which extend towards Asia. Alaska's geographic location makes it the northernmost state in the U.S., with numerous settlements situated at extreme latitudes.
Alaska is the northernmost U.S. state. Point Barrow, Alaska is the northernmost point in the U.S. at 71°23′20″N. Northwest Angle Inlet in Lake of the Woods, Minnesota is the northernmost point in the 48 contiguous states at 49°23′04.1″N.
Finland extends the farthest north among the three countries. The northernmost point of Finland, known as Nuorgam, is located at a latitude of approximately 70.1° N. In comparison, Norway's northernmost point, Nordkapp, is at about 71.2° N, and Sweden's northernmost point is at around 69.1° N. Therefore, while Norway has the northernmost point overall, Finland has the farthest northern territory in terms of land area.
Egypt being the Most northern British colony in Africa and South Africa being the most Southern colony in Africa.
The northernmost point on Canada's mainland is Murchison Promontory on Boothia Peninsula, in the Nunavut territory. It is located at 71°58'N.
Guanaja is the northernmost territory of Honduras. Its' northernmost tip is at around 16°30'57.33"N. http://en.wikipedia.org/wiki/Guanaja