Walnut Township is one of twenty-four townships in Bates County, Missouri, and is part of the Kansas City metropolitan area within the USA.

As of the 2000 census, its population was 419.

[1] According to the United States Census Bureau, Walnut Township covers an area of 45.88 square miles (118.84 square kilometers); of this, 45.65 square miles (118.24 square kilometers, 99.5 percent) is land and 0.23 square miles (0.6 square kilometers, 0.5 percent) is water.

(This list is based on USGS data and may include former settlements.)

The township contains these two cemeteries: Salem and Woofin.