Petrohrad
Introduction '''Petrohrad''' () is a municipality and village in Louny District in the Ústí nad Labem Region of the Czech Republic. It has about 600 inhabitants.Petrohrad lies approximately  south-west of Louny,  south-west of Ústí nad Labem, and  west of Prague.
Administrative parts Villages of Bílenec and Černčice are administrative parts of Petrohrad.
Demographics As of the 2021 census, the population is 678, down 9% from 749 in 2011.
References