Lembá is a district of São Tomé and Príncipe, on São Tomé Island. Its area is 229.5 km², and its population is 14,652. The district seat is Ne…Lembá is a district of São Tomé and Príncipe, on São Tomé Island. Its area is 229.5 km², and its population is 14,652. The district seat is Neves. It is divided into the two statistical subdistricts Neves and Santa Catarina.