Fish Springs, NevadaFish Springs is a census-designated place in Douglas [County, Nevada|Douglas County], Nevada, United States. The population was 648 at the 2010 [United States Census|2010 census].GeographyFish Springs is on the east side of the Carson Valley of western Nevada, east of Minden, the Douglas County seat. According to the United States Census Bureau, the CDP has a total area of, all of it land.