Salcha is a census-designated place (CDP) in Fairbanks North Star Borough in the U.S. state of Alaska. It is part of the 'Fairbanks, Alaska Metropolitan Statistical Area'. The population was 854 at the 2000 census.
Salcha is located at 64°31′14″N 147°0′41″W / 64.52056°N 147.01139°W / 64.52056; -147.01139 (64.520455, -147.011452).The village was first reported in 1898 by the U.S. Geological Survey as "Salchaket", a native name meaning "the mouth of Salcha." It is about 40 miles (64 km) south of Fairbanks on the Richardson Highway. It is next to the Salcha River, a popular fishing destination. Salcha has its own Post Office. The ZIP code for Salcha, Alaska is 99714.
According to the United States Census Bureau, the CDP has a total area of 74.2 square miles (192.2 km²), of which, 72.1 square miles (186.6 km²) of it is land and 2.2 square miles (5.6 km²) of it (2.92%) is water.