The 10 Cantons of the Federation of Bosnia and Herzegovina are each governed by directly elected parliaments called assemblies. Each assembly is elected by at-large party-list proportional representation with open lists every four years at the same time as federal and entity elections.
This is the state of parties in the assemblies as of 2 October 2022.[1]
| Canton | Dominant Ethnicity | Seats | SDA | HDZ | SDP | NiP | DF | HDZ 1990 | NES | SBiH | NS | HRS | PDA | SBB | Other | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Una-Sana | Bosniaks (90%) | 30 | 8 | - | 3 | 2 | 3 | - | 8 | 1 | 1 | - | - | - | 3 (POMAK), 1 (Labour) | |
| Posavina | Croats (77%) | 21 | 3 | 12 | 1 | - | - | 2 | - | - | - | 1 | 1 | - | 1 (Nezavisni-Neovisni) | |
| Tuzla | Bosniaks (88%) | 35 | 13 | - | 8 | 2 | 4 | - | - | 2 | 1 | - | 3 | - | 2 (SD BiH) | |
| Zenica-Doboj | Bosniaks (82%) | 35 | 12 | 2 | 5 | 3 | 3 | - | 2 | - | 1 | - | - | 1 | 2 (BHI), 4 Independent | |
| Bosnian-Podrinje Goražde | Bosniaks (94%) | 25 | 5 | - | 2 | 3 | 1 | - | 2 | 2 | - | - | - | 1 | 3 (New Beginning), 2 (New Political Initiative), 1 (Independent Civic list), 1 (Bosnian People's Party), 1 (Bosnian-Herzegovinian Democrats), 1 (Liberal) | |
| Central Bosnia | Bosniaks (58%) | 30 | 11 | 9 | 4 | 2 | 2 | 2 | - | - | - | - | - | - | - | |
| Herzegovina-Neretva | Croats (53%) | 30 | 7 | 11 | 3 | 1 | 2 | 3 | 1 | - | - | 2 | - | - | - | |
| West Herzegovina | Croats (97%) | 23 | - | 14 | - | - | - | 4 | - | - | - | 2 | - | - | 1 (HSP BiH), 1 (HSP AS), 1 (HSP-HB-BiH) | |
| Sarajevo | Bosniaks (83%) | 35 | 7 | - | 6 | 7 | 4 | - | - | 5 | 5 | - | - | - | 1 (ZNG) | |
| Canton 10 | Croats (77%) | 25 | 2 | 5 | 2 | - | - | 4 | - | - | - | 1 | - | - | 5 (HNP), 2 (SNSD), 2 (HNL), 1 (SNP), 1 (SNS) | |
| Federation of BiH | Bosniaks (70%) | 289 | 67 | 54 | 34 | 20 | 19 | 15 | 13 | 10 | 8 | 6 | 4 | 3 | 36 (19 parties) |