Bulgaria
Europe · Eastern Europe
Key facts
- Capital
- Sofia
- Region
- Europe
- Subregion
- Eastern Europe
- Population (2025)
- 6.4 million (6,433,302) · rank 110 of 193
- Area (2023)
- 110,997 km² · rank 104 of 193
- People per km²
- 58 (calculated from the two figures above)
Source: World Bank, World Development Indicators (2025, 2023), CC BY 4.0. data.worldbank.org
Test yourself
The first question is always Bulgaria, then four more countries of the same region.
Unfolding the map…
Neighbours on the map
Countries whose outline shares a border with Bulgaria in the map data: 5.
- Greece capitals 530 km apart
- North Macedonia capitals 170 km apart
- Romania capitals 290 km apart
- Serbia capitals 330 km apart
- Türkiye capitals 850 km apart
Based on the Natural Earth 1:110m outlines. The 29 states drawn as dots are not counted as neighbours.
The flag
Flags with a similar colour layout, used as wrong options on Hard: Russia, Slovakia, Slovenia, Czechia.
