Retamal de Llerena is a municipality located in the province of Badajoz, Extremadura, Spain.

For historical and military reasons, the population settled in the limits of Santiago and are not included in the Priory Magacela and are not attached to Castuera despite the close proximity.

From 1594 ' Retamal' Census's of the provinces and parties of Crown of Castile in the 16th century became part of the state "Lion of the Order of Santiago," counting 173 people belonging to commoners and the charge of Hornachos.

In the sector allocation, there is a great preponderance of agriculture that welcomes to 67.6 per 100 of the population, followed distantly by industrial services.

Retamal de Llerena is famous for plentiful big and small offerings for fans of sporting.

In addition, Retamal de Llerena has the proximity to swamps that allows one to practice fishing, seafaring, and other nautical sports.

Retamal de Llerena has a single monument, the Church of San Pedro, patron of the town, at the Archdiocese of Mérida-Badajoz.