| Biely Kostol | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Type2: | Region |
| Subdivision Name2: | Trnava |
| Subdivision Type3: | District |
| Subdivision Name3: | Trnava |
| Pushpin Map: | Slovakia Trnava Region#Slovakia |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location of Biely Kostol in the Trnava Region##Location of Biely Kostol in Slovakia |
| Coordinates: | 48.3667°N 49°W |
| Established Title: | First mentioned |
| Established Date: | 1244 |
| Area Total Km2: | 2.41[1] |
| Area Total Sq Mi: | 0.93 |
| Elevation M: | 153[2] |
| Elevation Ft: | 502 |
| Population Total: | 2477[3] |
| Population Density Km2: | 1,006.39[4] |
| Population Density Sq Mi: | 388.57 |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 917 07 |
| Area Code: | +421 33 |
| Blank Name: | Car plate |
| Blank Info: | TT |
Biely Kostol (meaning "White Church") (Hungarian: Pozsonyfehéregyház) is a village and municipality of Trnava District in the Trnava region of Slovakia.[5] As of the 2018 census, the population was 2,113, with the sex ratio being 50.8% male & 49.2% female.[6]
Biely Kostol has a Marine west coast, warm summer climate (Classification: Cfb).
The records for genealogical research are available at the state archive "Statny Archiv in Bratislava, Slovakia"