Addy is an unincorporated community and census-designated place in Stevens County, Washington, United States.

[2][3] Thomas Stensgar retired from the Hudson's Bay Company in 1852[3] and obtained the first homestead in the area in 1867.

[5] Addy became the stop between Chewelah and Colville on the Spokane Falls and Northern Railway at the end of March 1892.

[7] In 1975, Alcoa built a magnesium smelter,[8] which became the largest employer in the county.

There is one restaurant in town, although several other businesses cater to the primarily agricultural local economy.