[3] The 2020 United States census counted 52 people, 17 households, and 14 families in Beaver.

There were 20 housing units at an average density of 3.3 per square mile (1.3/km2).

5.9% of households consisted of individuals and 0.0% had someone living alone who was 65 years of age or older.

[5] The community is served by Central Plains USD 112 public school district.

This article about a location in Barton County, Kansas is a stub.