Tårnby Municipality is a kommune bordering Copenhagen Municipality on the island of Amager just east of Zealand in eastern Denmark. The municipality includes the islands of Saltholm (16 km2;2 inhabitants 1 January 2020) and Peberholm (1.3 km2), and covers an area of 64.95 km2 of which 48.9 on Amager. It has a population of 43,042 (1. January 2023). Its mayor is Allan S. Andersen, a member of the Social Democrats (Socialdemokraterne) political party.