Allenville is a village in Hubble Township in Cape Girardeau County, Missouri, United States.

[7][8] Allenville is located near the Headwater Diversion Channel between Whitewater to the northwest and Delta to the southeast.

[9] According to the United States Census Bureau, the village has a total area of 0.16 square miles (0.41 km2), all land.

19.0% of all households were made up of individuals, and 4.8% had someone living alone who was 65 years of age or older.

26.2% of all households were made up of individuals, and 16.7% had someone living alone who was 65 years of age or older.

There were 14.3% of families and 21.9% of the population living below the poverty line, including 31.3% of under eighteens and 9.1% of those over 64.