Inchelium (Okanagan: N̓čaʔlíwm̓)[2] is a census-designated place (CDP) in Ferry County, Washington, United States on the Colville Indian Reservation.

Old Inchelium had been located on the banks of the Columbia River before the construction of the Grand Coulee Dam.

A description of life in the last years of Old Inchelium and of the move can be found in Lawney Reyes' memoir White Grizzly Bear's Legacy: Learning to be Indian and his history/memoir B Street: The Notorious Playground of Coulee Dam.

As of the 2020 census, there were 431 people, 184 housing units, and 120 families in the CDP.

[6] The median household income was $58,125, with families having $76,563, married couples having $132,708, and non-families having $14,896.

As of the census of 2000, there were 389 people, 153 households, and 95 families residing in the CDP.

32.0% of all households were made up of individuals, and 13.7% had someone living alone who was 65 years of age or older.