Gopher Flats is a census-designated place (CDP)[2] in Umatilla County, Oregon, United States.

According to the United States Census Bureau, the CDP has a total area of 2.2 square miles (5.7 km2), all land.

As of the census[5] of 2000, there were 401 people, 157 households, and 108 families residing in the CDP.

There were 166 housing units at an average density of 77.4 per square mile (29.9/km2).

20.4% of all households were made up of individuals, and 8.9% had someone living alone who was 65 years of age or older.