Tondela is a municipality in the central Portuguese subregion of Dão-Lafões. The population in 2011 was 28,946, in an area of 371.22 km²…Tondela is a municipality in the central Portuguese subregion of Dão-Lafões. The population in 2011 was 28,946, in an area of 371.22 km². In this context, the region of Tondela appears as one of the principal locations of archaeological remnants and concentrations of prehistoric populations.