Silesian speakers currently live in the region of Upper Silesia, which is split between southwestern Poland and the northeastern Czech Republic.
According to the last official census in Poland in 2011, about 509,000[REF] people declared Silesian as their native language (in census 2002, about 60,000[REF]), and in the censuses in Poland, Czech Republic and Slovakia, nearly 0.9 million people declared Silesian nationality [REF].