Lembá is a district of São Tomé Province. Out of the seven districts that make up the equatorial Atlanticisland group of São Tomé and Príncipe, its population is relatively small at approximately 15,370, but it is second largest in terms of area covering approximately 230 square kilometers. The district capital is Neves.
Lembá has schools or collegiates (colegio), a lyceum (middle schools), a stadium, churches, beaches, a small port and a few squares (praças). The municipality is one of the middle-class in GDP and GNP in São Tomé and Príncipe.