is a city located in Kagoshima Prefecture, Japan. The city was founded on April 1, 1954. As of 2017, the city has an estimated population of 52,978. In 2008, the city had a population density of 170 persons per km². The total area is 329.98 km².
On March 13, 2006, the towns of Noda and Takaono (both from Izumi District) were merged into Izumi.
Izumi City lies at the northwestern corner of Kagoshima Prefecture. It borders Kumamoto Prefecture. Izumi as indicated by its kanji, is the point at which the Komenotsu River flows into the sea. It is famed for its some ten thousand cranes that migrate from Siberia every year to winter in the mild climes of southern Japan at the Izumi crane migration grounds.
The Kyushu Shinkansen stops at Izumi Station.