Administrative divisions of Bosnia and Herzegovina
Bosnia and Herzegovina is divided into 18 first-level administrative divisions:
Largest cities in Bosnia and Herzegovina
| # | City | Population |
|---|---|---|
| 1 | SarajevoCapital | 696,731 |
| 2 | Banja Luka | 221,738 |
| 3 | Zenica | 164,423 |
| 4 | Mostar | 163,067 |
| 5 | Tuzla | 144,334 |
| 6 | Prijedor | 104,858 |
Sarajevo is the largest urban area in Bosnia and Herzegovina with about 696,731 people.
Terrain, rivers & lakes
Highest terrain in Bosnia and Herzegovina: ≈ 2,354 m — read from the global elevation model, so summit heights are approximate. The physical map paints elevation bands from green lowlands to brown highlands.
🌊 Rivers
- Sava
- Drina
🏞️ Lakes
No major lakes at this scale.
Ethnic groups in Bosnia and Herzegovina
Bosniak 50.1%, Serb 30.8%, Croat 15.4%, other 2.7%, not declared/no answer 1% (2013 est.)
Regionally, Bosniak is the most common ethnic group across most of the 18 divisions, while Serb predominates in 7 divisions (Trebinje, Foča, Banja Luka, Doboj, Bijeljina, Vlasenica, …); Croat predominates in 4 divisions (Herzegovina-Neretva, Posavina, West Bosnia, West Herzegovina).
Source: CIA World Factbook (2013 est.) · regional dominance compiled by Glostats from censuses and surveys
Religions in Bosnia and Herzegovina
Muslim 50.7%, Orthodox 30.7%, Roman Catholic 15.2%, atheist 0.8%, agnostic 0.3%, other 1.2%, undeclared/no answer 1.1% (2013 est.)
Regionally, Muslim is the most common religious group across most of the 18 divisions, while Orthodox predominates in 7 divisions (Trebinje, Foča, Banja Luka, Doboj, Bijeljina, Vlasenica, …); Roman Catholic predominates in 4 divisions (Herzegovina-Neretva, Posavina, West Bosnia, West Herzegovina).
Source: CIA World Factbook (2013 est.) · regional dominance compiled by Glostats from censuses and surveys
Languages in Bosnia and Herzegovina
Bosnian (official) 52.9%, Serbian (official) 30.8%, Croatian (official) 14.6%, other 1.6%, no answer 0.2% (2013 est.)
Regionally, Bosnian is the most common language group across most of the 18 divisions, while Serbian predominates in 7 divisions (Trebinje, Foča, Banja Luka, Doboj, Bijeljina, Vlasenica, …); Croatian predominates in 4 divisions (Herzegovina-Neretva, Posavina, West Bosnia, West Herzegovina).
Source: CIA World Factbook (2013 est.) · regional dominance compiled by Glostats from censuses and surveys
Explore more
Sources: boundaries, cities, rivers and lakes from Natural Earth (public domain, 1:10m); elevation from the AWS Open Data terrain tiles (SRTM/GMTED); ethnic, religious and language shares from the CIA World Factbook; regional dominance compiled by Glostats from national censuses and surveys. Page generated 2026-10-19. More about our data.