# Konstancin-Jeziorna

[European Union](https://electionsarchive.com/eu.md) / [Poland](https://electionsarchive.com/pl.md) / [województwo mazowieckie](https://electionsarchive.com/pl/mazowieckie.md) / [powiat piaseczyński](https://electionsarchive.com/pl/mazowieckie/powiat-piaseczynski.md)

## Latest local election

[2024 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local.md), April 7, 2024

### [Mayor of Gmina Konstancin-Jeziorna](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-21-runoff/mayor.md)

[First round](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/mayor.md)

| Candidate or party | Votes | Share |
| --- | --- | --- |
| Michał Wiśniewski | 10,652 | 61.8% |
| Marek Stanisław Skowroński | 6,582 | 38.2% |

## Who holds office

Based on the latest election in the archive for each office and seat, plus records of anyone who has taken office since.

- **Mayor of Gmina Konstancin-Jeziorna**: [Michał Wiśniewski](https://electionsarchive.com/id/630104d0-a7a0-5e56-bcdc-a6d928576c8e.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA; [Elected April 21, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-21-runoff/mayor.md)

### Gmina Konstancin-Jeziorna council

| Seat | Holder | Since |
| --- | --- | --- |
| At large | [Biernacki Rafał](https://electionsarchive.com/id/92b793c1-54bb-5f8e-b216-101bcd279547.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/4.md) |
| At large | [Borowska Anna Elżbieta](https://electionsarchive.com/id/a1163a08-8619-5d28-9709-e59bf4f1dfa5.md), KOMITET WYBORCZY WYBORCÓW KONSTANCIN JUTRA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/2.md) |
| At large | [Bukowińska Monika Róża](https://electionsarchive.com/id/a1b9829a-c8b6-5f10-9d61-7f67c3559f8a.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/1.md) |
| At large | [Dworniak-Niewiarowska Gabriela Bogumiła](https://electionsarchive.com/id/7984601a-aea0-5aca-974e-7c02a21d4e1f.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/2.md) |
| At large | [Grzegorzewski Adam Józef](https://electionsarchive.com/id/a253c05c-1e9e-5b8f-ad81-f8371f7a45e0.md), KOMITET WYBORCZY WYBORCÓW KONSTANCIN JUTRA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/3.md) |
| At large | [Hyczko Magdalena Elżbieta](https://electionsarchive.com/id/66b70d1e-ad87-5d8f-9878-7c03d0cefb4b.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/1.md) |
| At large | [Jacyna Katarzyna Anna](https://electionsarchive.com/id/cc02a60b-a43d-5d27-a755-cb6ff8b36776.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/4.md) |
| At large | [Komar-Osińska Karolina](https://electionsarchive.com/id/4b20fd19-feb2-5821-8055-09e2759db61a.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/3.md) |
| At large | [Komosa Bogusław](https://electionsarchive.com/id/24eaf355-9fea-57ae-bb54-bdfba98f918c.md), PiS | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/4.md) |
| At large | [Nowicki Tomasz Eugeniusz](https://electionsarchive.com/id/99ba07ae-98fe-5910-aa02-770bb4379059.md), PiS | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/3.md) |
| At large | [Podsiadło Krzysztof](https://electionsarchive.com/id/3651b019-6911-5729-818f-cfd26f13051f.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/3.md) |
| At large | [Rawski Filip Andrzej](https://electionsarchive.com/id/f50de26b-c352-597c-8c16-d342c74a1237.md), KOMITET WYBORCZY WYBORCÓW WSPÓŁPRACA PONAD PODZIAŁAMI | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/2.md) |
| At large | [Siudzińska Iwona](https://electionsarchive.com/id/b3faef72-e509-541b-b3e2-a21c4dfd6abf.md), KOMITET WYBORCZY WYBORCÓW KONSTANCIN JUTRA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/4.md) |
| At large | [Skonecka Izabela Barbara](https://electionsarchive.com/id/c41a21fe-6a7b-55d1-a605-70410563f232.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/2.md) |
| At large | [Skowroński Marek Stanisław](https://electionsarchive.com/id/eceb5ad2-134f-5d9c-82eb-cebb31f269b0.md), PiS | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/2.md) |
| At large | [Śliwka Irena](https://electionsarchive.com/id/cf9c8491-5cea-54bd-8b28-ba0aab9b0019.md), PiS | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/4.md) |
| At large | [Stańczyk Patrycja](https://electionsarchive.com/id/58b30d67-ff3f-53d4-b980-49782dfe0576.md), KOMITET WYBORCZY WYBORCÓW WSPÓŁPRACA PONAD PODZIAŁAMI | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/1.md) |
| At large | [Wasilewski Piotr Michał](https://electionsarchive.com/id/ca20e8c8-4ad4-5168-8354-f7caf2f109a9.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/3.md) |
| At large | [Wiercińska Iwona](https://electionsarchive.com/id/721a2f80-e05f-5895-8a27-40c4ec5e255e.md), KOMITET WYBORCZY WYBORCÓW WSPÓŁPRACA PONAD PODZIAŁAMI | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/4.md) |
| At large | [Wiśniewski Michał](https://electionsarchive.com/id/bbc0fc54-98d7-5a57-94f9-6b344e9603ef.md), KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/1.md) |
| At large | [Wojdak Włodzimierz Andrzej](https://electionsarchive.com/id/1e513152-a2f4-5431-85c1-f09b293d4985.md), PiS | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/council/1.md) |

## Konstancin-Jeziorna, election by election

### Mayor of Gmina Konstancin-Jeziorna

| Year | Election | Result |
| --- | --- | --- |
| 2024 | [2024 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local.md) | Michał Wiśniewski, KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA, 61.8% ([Runoff](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-21-runoff/mayor.md)) |
| 2018 | [2018 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2018-10-21-local.md) | Kazimierz Jańczuk, KOMITET WYBORCZY WYBORCÓW KONSTANCIN JUTRA, 62.7% |
| 2014 | [2014 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2014-11-16-local.md) | Kazimierz Jańczuk, KOMITET WYBORCZY WYBORCÓW KONSTANCIN JUTRA, 58.9% ([Runoff](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2014-11-30-runoff/mayor.md)) |
| 2010 | [2010 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local.md) | Kazimierz Jańczuk, Komitet Wyborczy Platforma Obywatelska RP, 54.0% ([Runoff](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-12-05-runoff/mayor.md)) |
| 2006 | [2006 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2006-11-12-local.md) | Marek Stanisław Skowroński, KOMITET WYBORCZY WYBORCÓW PRAWO RODZINA SPRAWIEDLIWOŚĆ, 52.8% |
| 2002 | [2002 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2002-10-27-local.md) | Marek Skowroński, KWW Prawo-Obywatel-Sprawiedliwość, 52.9% ([Runoff](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2002-11-10-runoff/mayor.md)) |

### Gmina Konstancin-Jeziorna council

| Year | Election | Result |
| --- | --- | --- |
| 2024 | [2024 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local.md) | KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA 10, PiS 5, KOMITET WYBORCZY WYBORCÓW KONSTANCIN JUTRA 3, KOMITET WYBORCZY WYBORCÓW WSPÓŁPRACA PONAD PODZIAŁAMI 3 |
| 2018 | [2018 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2018-10-21-local.md) | KOMITET WYBORCZY WYBORCÓW KONSTANCIN JUTRA 8, PiS 5, KOALICYJNY KOMITET WYBORCZY PLATFORMA.NOWOCZESNA KOALICJA OBYWATELSKA 5, KOMITET WYBORCZY WYBORCÓW JERZEGO WOJDAKA - RODZINY KONSTANCIŃSKIE 3 |
| 2014 | [2014 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2014-11-16-local.md) | KOMITET WYBORCZY WYBORCÓW KONSTANCIN JUTRA 9, KOMITET WYBORCZY WYBORCÓW NASZA GMINA - NASZ POWIAT 6, Komitet Wyborczy Wyborców Nasze Miasto 2, Komitet Wyborczy Porozumienia Obywateli Konstancina-Jeziorny 2 |
| 2010 | [2010 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local.md) | PO 7, KOMITET WYBORCZY WYBORCÓW KONSTANCIN-JEZIORNA XXI WIEKU 5, KOMITET WYBORCZY WYBORCÓW PRAWO RODZINA SPRAWIEDLIWOŚĆ 4, KOMITET WYBORCZY WYBORCÓW NASZA GMINA - NASZ POWIAT 4 |

## Elections

| Date | Election |
| --- | --- |
| April 7, 2024 | [2024 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local.md) |
| October 21, 2018 | [2018 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2018-10-21-local.md) |
| November 16, 2014 | [2014 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2014-11-16-local.md) |
| November 21, 2010 | [2010 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local.md) |
| November 12, 2006 | [2006 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2006-11-12-local.md) |
| October 27, 2002 | [2002 Gmina Konstancin-Jeziorna local election](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2002-10-27-local.md) |

## Results in Konstancin-Jeziorna

Where official results stop above Konstancin-Jeziorna, the figures come from Krajowe Biuro Wyborcze.

| Date | Contest | Leader | Share |
| --- | --- | --- | --- |
| June 1, 2025 | [2025 Polish presidential election, second round](https://electionsarchive.com/pl/2025-06-01-presidential-runoff/president/konstancin-jeziorna.md) | Rafał Kazimierz Trzaskowski | 58.8% |
| May 18, 2025 | [2025 Polish presidential election, first round](https://electionsarchive.com/pl/2025-05-18-presidential/president/konstancin-jeziorna.md) | Rafał Kazimierz Trzaskowski | 41.4% |
| April 7, 2024 | [Masovian assembly, constituency 7](https://electionsarchive.com/pl/2024-04-07-local/sejmik/mazowieckie/7/konstancin-jeziorna.md) | KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA | 43.2% |
| October 15, 2023 | [Constituency 20 (Warszawa)](https://electionsarchive.com/pl/2023-10-15-general/sejm/20/konstancin-jeziorna.md) | KOALICYJNY KOMITET WYBORCZY KOALICJA OBYWATELSKA PO .N IPL ZIELONI | 42.0% |
| October 15, 2023 | [Senate constituency 41 (Warszawa)](https://electionsarchive.com/pl/2023-10-15-general/senat/41/konstancin-jeziorna.md) | Michał Tomasz Kamiński | 56.2% |
| October 15, 2023 | [2023 national referendum, question 1: Sale of state assets to foreign entities](https://electionsarchive.com/pl/2023-10-15-referendum/question-1/konstancin-jeziorna.md) | NIE | 96.9% |
| October 15, 2023 | [2023 national referendum, question 2: Retirement age](https://electionsarchive.com/pl/2023-10-15-referendum/question-2/konstancin-jeziorna.md) | NIE | 94.5% |
| October 15, 2023 | [2023 national referendum, question 4: Relocation of migrants](https://electionsarchive.com/pl/2023-10-15-referendum/question-4/konstancin-jeziorna.md) | NIE | 97.3% |
| October 15, 2023 | [2023 national referendum, question 3: Barrier on the border with Belarus](https://electionsarchive.com/pl/2023-10-15-referendum/question-3/konstancin-jeziorna.md) | NIE | 96.6% |
| July 12, 2020 | [2020 Polish presidential election, second round](https://electionsarchive.com/pl/2020-07-12-presidential-runoff/president/konstancin-jeziorna.md) | Rafał Kazimierz Trzaskowski | 56.5% |
| June 28, 2020 | [2020 Polish presidential election, first round](https://electionsarchive.com/pl/2020-06-28-presidential/president/konstancin-jeziorna.md) | Rafał Kazimierz Trzaskowski | 41.1% |
| October 13, 2019 | [Constituency 20 (Warszawa)](https://electionsarchive.com/pl/2019-10-13-general/sejm/20/konstancin-jeziorna.md) | PiS | 37.9% |
| October 13, 2019 | [Senate constituency 41 (Warszawa)](https://electionsarchive.com/pl/2019-10-13-general/senat/41/konstancin-jeziorna.md) | Michał Tomasz Kamiński | 59.5% |
| October 21, 2018 | [Masovian assembly, constituency 7](https://electionsarchive.com/pl/2018-10-21-local/sejmik/mazowieckie/7/konstancin-jeziorna.md) | KOALICYJNY KOMITET WYBORCZY PLATFORMA.NOWOCZESNA KOALICJA OBYWATELSKA | 37.0% |
| October 25, 2015 | [Constituency 20 (Warszawa II (okręg))](https://electionsarchive.com/pl/2015-10-25-general/sejm/20/konstancin-jeziorna.md) | PiS | 34.6% |
| October 25, 2015 | [Senate constituency 41](https://electionsarchive.com/pl/2015-10-25-general/senat/41/konstancin-jeziorna.md) | Konstanty Radziwiłł | 37.8% |

Also available as HTML at https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna and JSON at https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna.json.