The community is part of the Northwest Angle, the only place in the contiguous United States north of the 49th parallel; it is the northernmost census-designated place in the contiguous United States.

Angle Inlet has the last one-room school in Minnesota[4] and a post office with a sign stating that it is the "Most Northerly P.O.

in Contiguous U.S."[5] To travel to Angle Inlet by road from other parts of Minnesota, or from anywhere in the United States, requires driving through Manitoba, Canada.

[8] Angle Inlet has a warm-summer humid continental climate (Dfb), with a plant hardiness zone of 3b with an average annual extreme minimum temperature of −32.6 °F (−35.9 °C).

[9] Due to its high latitude and being in the middle of a continent, it is a contender for the most extreme winters in the contiguous United States.