As of 2003, the town had an estimated population of 3,255 and a density of 188.59 persons per km². The total area was 17.26 km².
The town of Fukushima used the Camelia flower as its town symbol. Fukushima was known locally for a seasonally available variety of large shrimp and for a number of scenic vistas popular among photographers. Technically an island, Fukushima is linked to mainland Kyūshū by a bridge.