Fillmore is a city in Andrew County, Missouri, United States.

[6] According to the United States Census Bureau, the city has a total area of 0.14 square miles (0.36 km2), all land.

There were 89 housing units at an average density of 635.7 per square mile (245.4/km2).

The racial makup of the city was 98.4% White, 0.5% Native American, and 1.1% from two or more races.

The racial makup of the city was 98.58% White, 0.47% Native American and 0.95% Asian.

About 18.0% of families and 15.2% of the population were below the poverty line, including 23.3% of those under the age of eighteen and 4.5% of those sixty five or over.