Arispe (/əˈrɪspiː/)[3] is a city in Union County, Iowa, United States.

According to the United States Census Bureau, the city has a total area of 0.52 square miles (1.35 km2), all land.

There were 42 housing units at an average density of 83.7 per square mile (32.3/km2).

There were 49 housing units at an average density of 94.2 per square mile (36.4/km2).

19.0% of all households were made up of individuals, and 11.9% had someone living alone who was 65 years of age or older.

There were 44 housing units at an average density of 84.9 per square mile (32.8/km2).

35.7% of all households were made up of individuals, and 23.8% had someone living alone who was 65 years of age or older.

There were 17.4% of families and 11.7% of the population living below the poverty line, including no under eighteens and 27.6% of those over 64.