Hyder is a census-designated place (CDP) in Prince of Wales-Hyder Census Area, Alaska, United States. The population was 87 at the 2010 census, down from 97 in 2000.
Hyder is accessible by road from British Columbia, and is popular with motorists wishing to visit Alaska without driving the length of the Alaska Highway. It is the southernmost community in the state that can be reached via car (others can only be reached by boat or plane). Hyder is Alaska's easternmost town. There are no American border controls at the Hyder - Stewart Border Crossing. Hyder is located at 55°56′29″N 130°3′16″W (55. 941442, -130. 054504), at the head of the Portland Canal, a 130-mile (210 km) long fjord which forms a portion of the border between the U. S. and Canada at the southeastern edge of the Alaska Panhandle. It sits about 2 miles (3. 2 km) from Stewart, British Columbia by road, and 75 miles (121 km) from Ketchikan by air. According to the U. S. Census Bureau, the CDP has a total area of 14. 8 square miles (38 km2), all land.