Dover is a town in Lafayette County, Missouri, and is part of the Kansas City metropolitan area within the United States.

[6] The James M. Dinwiddie House was listed on the National Register of Historic Places in 1997.

[7] According to the United States Census Bureau, the village has a total area of 0.19 square miles (0.49 km2), all land.

The racial makeup of the village was 90.3% White, 4.9% African American, 1.0% Asian, and 3.9% from other races.

26.1% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older.

39.6% of all households were made up of individuals, and 22.9% had someone living alone who was 65 years of age or older.