==Geography==Loire-Atlantique is part of the current region of Pays-de-la-Loire and is surrounded by the department of Morbihan, Ille-et-Vilaine, Maine-et-Loire, and Vendée, with the Atlantic on the west.
Na severu meji na departmaja Eure-et-Loir in Loiret, na vzhodu na Cher, na jugu na Indre in Indre-et-Loire, na zahodu pa na departma regije Loire Sarthe.