Silesian Voivodeship Sejmik
The Silesian Voivodeship Sejmik is the regional legislature of the Voivodeship of Silesia in Poland. It is a unicameral parliamentary body consisting of forty-five councillors elected for a five-year term. The current chairperson of the assembly is Jacek Jarco of PL2050.
The assembly elects the executive board that acts as the collective executive for the regional government, headed by the voivodeship marshal. The current Executive Board of Silesia is a coalition government between Civic Coalition, Third Way and The Left, with Wojciech Saługa of the Civic Coalition presiding as marshal.
The Silesian Assembly convenes in the Silesian Parliament building in Katowice.
Districts
Members of the assembly are elected from seven districts and serve five-year terms. Districts do not have formal names. Instead, each constituency has a number and territorial description.| Number | Seats | City counties | Land counties |
| 1 | 7 | Bielsko-Biała | Bielsko, Cieszyn, Żywiec |
| 2 | 6 | Katowice, Mysłowice, Tychy | Bieruń-Lędziny, Pszczyna |
| 3 | 7 | Jastrzębie-Zdrój, Rybnik, Żory | Mikołów, Racibórz, Rybnik, Wodzisław |
| 4 | 7 | Bytom, Gliwice | Gliwice, Lubliniec, Tarnowskie Góry |
| 5 | 6 | Chorzów, Piekary Śląskie, Ruda Śląska, Siemianowice Śląskie, Świętochłowice, Zabrze | None |
| 6 | 5 | Częstochowa | Częstochowa, Kłobuck, Myszków |
| 7 | 7 | Dąbrowa Górnicza, Jaworzno, Sosnowiec | Będzin, Zawiercie |
Composition
1998
| Political groups | Mandates | |
| Akcja Wyborcza Solidarność | 31 | |
| Sojusz Lewicy Demokratycznej | 31 | |
| Unia Wolności | 12 | |
| Przymierze Społeczne | 1 | |
| Total | 75 |
2006
| Political groups | Mandates | |
| Platforma Obywatelska | 21 | |
| Prawo i Sprawiedliwość | 16 | |
| Lewica i Demokraci | 8 | |
| Polskie Stronnictwo Ludowe | 3 | |
| Total | 48 |
2010
| Political groups | Mandates | |
| Platforma Obywatelska | 22 | |
| Prawo i Sprawiedliwość | 11 | |
| Sojusz Lewicy Demokratycznej | 10 | |
| Ruch Autonomii Śląska | 3 | |
| Polskie Stronnictwo Ludowe | 2 | |
| Total | 48 |
2014
| Political groups | Mandates | |
| Platforma Obywatelska | 17 | |
| Prawo i Sprawiedliwość | 16 | |
| Polskie Stronnictwo Ludowe | 5 | |
| Ruch Autonomii Śląska | 4 | |
| SLD Lewica Razem | 3 | |
| Total | 45 |
2018
| Political groups | Mandates | |
| Prawo i Sprawiedliwość | 22 | |
| Koalicja Obywatelska | 20 | |
| SLD Lewica Razem | 2 | |
| Polskie Stronnictwo Ludowe | 1 | |
| Total | 45 |