 ferry county is a county located in the u.s. state of washington. as of the 2010 census, the population was 7,551. the county seat and largest city is republic. the county was created out of stevens county on february 21, 1899 and is named for elisha p. ferry, the state's first governor. ==geography== according to the u.s. census bureau, the county has a total area of , of which  is land and  (2.4%) is water. most of the county is covered by the rugged kettle river range, which extends from the canadian border at the north, all the way to its southernmost perimeter bounded by the columbia river and lake roosevelt. only a narrow northâsouth strip running the length of the county on the west between the san poil river and the okanogan county line is covered by the okanogan highland. except for the town of republic, the county is very sparsely populated. ===geographic features=== {| |-valign=top | *kettle river range *copper butte, highest point:  *snow peak,  *scar mountain,  *wapaloosie mountain,  | *sherman peak,  *bald mountain,  *white mountain,  *columbia mountain,  *mid
1899_establishments_in_Washington_(state) Eastern_Washington Populated_places_established_in_1899 Washington_(state)_counties