Usagre is a municipality in the province of Badajoz, in the Extremadura region of southwestern Spain. It forms part of the Campiña Sur administrative region, a comarca in the southern portion of the province.
According to the 2022 registry, Usagre had a population of 1,765 inhabitants. The town is one of several small municipalities that make up the Campiña Sur, a largely rural area of Badajoz.