Guadahortuna has been populated since prehistoric times.
During MoorishAl-Andalus the municipality got its name, which means "River of fortune". During this period of time, it served as a border zone where Christian troops would enter Moorish territory in order to harass its inhabitants.
In 1486, after the Christian victory over the Moors, queenIsabella I of Castile repopulated the municipality with Christians.
In 1492, Guadahortuna became part of the city ofGranada until 1557, when the municipality bought its independence with money from all its inhabitants.
Guadahortuna is located on the Northeast of the province of Granada. Its highest mountain is Torrecilla's Hill with a height of 1,227 metres. It is located in the area known as La Atalaya. Other important mountains are Altos del Navazuelo, Vergara, Arrieros' Hill and Vertientes' Hill.
The municipality is located in Guadahortuna's valley.
Guadahortuna's river has its source in Montejícar. It passes through Montejícar, Guadahortuna, Alamedilla,Alicún de Ortega,Dehesas de Guadix and eventually it flows intoGuadiana Menor river. From its source to its mouth, it travels 52 km.