Brownell is a city in Ness County, Kansas, United States.

[6] According to the United States Census Bureau, the city has a total area of 0.20 square miles (0.52 km2), all land.

[7] The climate in this area is characterized by hot, humid summers and generally mild to cool winters.

[8] The 2020 United States census counted 23 people, 18 households, and 11 families in Brownell.

There were 27 housing units at an average density of 136.4 per square mile (52.7/km2).

27.8% of households consisted of individuals and 22.2% had someone living alone who was 65 years of age or older.

50.0% of all households were made up of individuals, and 18.8% had someone living alone who was 65 years of age or older.

30.4% of all households were made up of individuals, and 17.4% had someone living alone who was 65 years of age or older.

There were 23.5% of families and 28.8% of the population living below the poverty line, including 57.1% of under eighteens and none of those over 64.

The community is served by Western Plains USD 106 public school district.