Batavia is a city in Jefferson County, Iowa, United States.

[4] According to the United States Census Bureau, the city has a total area of 0.60 square miles (1.55 km2), all land.

There were 215 housing units at an average density of 349.1 per square mile (134.8/km2).

There were 236 housing units at an average density of 393.3 per square mile (151.9/km2).

32.9% of all households were made up of individuals, and 11.5% had someone living alone who was 65 years of age or older.

There were 234 housing units at an average density of 395.3 per square mile (152.6/km2).

31.5% of all households were made up of individuals, and 14.2% had someone living alone who was 65 years of age or older.

None of the families and 3.5% of the population were living below the poverty line, including no under eighteens and 12.0% of those over 64.