Biely Kostol

Biely Kostol is a village and municipality of Trnava District in the Trnava region of Slovakia. As of the 2018 census, the population was 2,113, with the sex ratio being 50.8% male & 49.2% female.
Genealogical resources.
The records for genealogical research are available at the state archive "Statny Archiv in Bratislava, Slovakia"