Wetmore is a city in Nemaha County, Kansas, United States.

Wetmore, a vice president of the Central Branch Union Pacific Railroad.

[4] According to the United States Census Bureau, the city has a total area of 0.39 square miles (1.01 km2), all land.

There were 152 housing units at an average density of 389.7 per square mile (150.5/km2).

30.7% of all households were made up of individuals, and 14.3% had someone living alone who was 65 years of age or older.

The racial makeup of the city was 98.90% White, 0.55% Native American, and 0.55% from two or more races.

27.3% of all households were made up of individuals, and 12.2% had someone living alone who was 65 years of age or older.