Fobes Hill is an unincorporated community and a census-designated place (CDP) in Snohomish County, Washington, United States. The population was 2,418 at the 2010 census. Fobes Hill is a middle class residential community located along Fobes Road, northwest of the city of Snohomish.
Fobes Hill is located at 47°56′21″N 122°8′3″W / 47.93917°N 122.13417°W (47.939220, -122.134076).
According to the United States Census Bureau, the CDP has a total area of 4.655 square miles (12.06 km²), all of it land.