# Ostrów Mazowiecka

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

## Latest local election

[2024 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local.md), April 7, 2024

### [Mayor of Gmina Ostrów Mazowiecka](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/mayor.md)

| Candidate or party | Votes | Share |
| --- | --- | --- |
| Waldemar Brzostek | 8,124 | 81.6% |
| Nie | 1,826 | 18.4% |

## 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 Ostrów Mazowiecka**: [Waldemar Brzostek](https://electionsarchive.com/id/8b7d0ee5-b6b0-5d57-b22f-46702505e988.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA; [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/mayor.md)

### Gmina Ostrów Mazowiecka council

| Seat | Holder | Since |
| --- | --- | --- |
| At large | [Biedrzycka Barbara](https://electionsarchive.com/id/924e08e0-f09e-5361-bf44-5e4aaf7665a7.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/7.md) |
| At large | [Deluga Piotr Łukasz](https://electionsarchive.com/id/b624d739-f664-54ca-b336-a49761278b08.md), KOMITET WYBORCZY WYBORCÓW BEZPARTYJNYCH STOK | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/6.md) |
| At large | [Gutowski Marek](https://electionsarchive.com/id/bc21f0db-19e3-5a1a-9567-31859ef5fa34.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/9.md) |
| At large | [Kacpura Krystyna](https://electionsarchive.com/id/51c9a7f0-5de5-5446-a6a6-03e562f19d19.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/11.md) |
| At large | [Kornet Iwona Marianna](https://electionsarchive.com/id/b1e52c02-093a-5eba-a27b-eebd2415bbe8.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/2.md) |
| At large | [Kossowska Krystyna](https://electionsarchive.com/id/af1c7ebe-28e7-5c12-b6b6-e86050025969.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/15.md) |
| At large | [Matys Kamil](https://electionsarchive.com/id/1b9eec87-7f61-5512-ba27-77b0529d33e4.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/10.md) |
| At large | [Nadany Jerzy Zdzisław](https://electionsarchive.com/id/bac5ce48-376f-546c-a2c2-d07be45f3768.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/14.md) |
| At large | [Pecura Dariusz](https://electionsarchive.com/id/2184b9a9-2412-5e1b-b902-fee105db29ec.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/12.md) |
| At large | [Pieńkowska Grażyna](https://electionsarchive.com/id/a5ea08f9-a196-51d1-92bb-dde66c9e99e9.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/5.md) |
| At large | [Predel Sylwester Paweł](https://electionsarchive.com/id/2de80c01-8a6c-5f0c-a021-7614a52be46a.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/13.md) |
| At large | [Równy Łukasz](https://electionsarchive.com/id/c9654a42-0322-592e-8fb0-8222c64b3a7f.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/4.md) |
| At large | [Rozumek Sylwester](https://electionsarchive.com/id/b456181f-2956-552f-953e-0a93f8a9ce97.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/1.md) |
| At large | [Szymorowska Iwona](https://electionsarchive.com/id/9658dad7-e9b2-579e-b594-a805e154fb9a.md), PiS | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/3.md) |
| At large | [Trzaska Daniel](https://electionsarchive.com/id/687b4655-a13c-544f-acbd-3a1ed20dd0e0.md), KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local/council/8.md) |

## Ostrów Mazowiecka, election by election

### Mayor of Gmina Ostrów Mazowiecka

| Year | Election | Result |
| --- | --- | --- |
| 2024 | [2024 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local.md) | Waldemar Brzostek, KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA, 81.6% |
| 2018 | [2018 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2018-10-21-local.md) | Waldemar Brzostek, KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA, 69.1% |
| 2014 | [2014 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2014-11-16-local.md) | Waldemar Brzostek, Komitet Wyborczy Wyborców "Gmina", 84.9% |
| 2010 | [2010 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2010-11-21-local.md) | Waldemar Brzostek, Komitet Wyborczy Wyborców "Gmina", 73.0% |
| 2006 | [2006 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2006-11-12-local.md) | Waldemar Brzostek, Komitet Wyborczy Wyborców "Gmina", 86.0% |
| 2002 | [2002 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2002-10-27-local.md) | Waldemar Brzostek, KWW Gmina, 68.5% |

### Gmina Ostrów Mazowiecka council

| Year | Election | Result |
| --- | --- | --- |
| 2024 | [2024 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local.md) | KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA 13, PiS 1, KOMITET WYBORCZY WYBORCÓW BEZPARTYJNYCH STOK 1 |
| 2018 | [2018 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2018-10-21-local.md) | KOMITET WYBORCZY WYBORCÓW WALDEMARA BRZOSTKA 9, KOMITET WYBORCZY WYBORCÓW „NIEZALEŻNI RAZEM” 3, KOMITET WYBORCZY WYBORCÓW JANA KOZIOŁA 2, KOMITET WYBORCZY WYBORCÓW PRZYJAZNE UGNIEWO 1 |
| 2014 | [2014 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2014-11-16-local.md) | Komitet Wyborczy Wyborców "Gmina" 11, PSL Polish People's Party 3, Komitet Wyborczy Wyborców „Nasza Wieś" 1 |
| 2010 | [2010 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2010-11-21-local.md) | Komitet Wyborczy Wyborców "Gmina" 9, KOMITET WYBORCZY WYBORCÓW "POROZUMIENIE GMINNE" 4, KOMITET WYBORCZY SOJUSZ LEWICY DEMOKRATYCZNEJ 1, PSL Polish People's Party 1 |

## Elections

| Date | Election |
| --- | --- |
| April 7, 2024 | [2024 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2024-04-07-local.md) |
| October 21, 2018 | [2018 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2018-10-21-local.md) |
| November 16, 2014 | [2014 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2014-11-16-local.md) |
| November 21, 2010 | [2010 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2010-11-21-local.md) |
| November 12, 2006 | [2006 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2006-11-12-local.md) |
| October 27, 2002 | [2002 Gmina Ostrów Mazowiecka local election](https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska/2002-10-27-local.md) |

## Results in Ostrów Mazowiecka

Where official results stop above Ostrów Mazowiecka, 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/ostrow-mazowiecka-2.md) | Karol Tadeusz Nawrocki | 76.2% |
| May 18, 2025 | [2025 Polish presidential election, first round](https://electionsarchive.com/pl/2025-05-18-presidential/president/ostrow-mazowiecka-2.md) | Karol Tadeusz Nawrocki | 46.5% |
| April 7, 2024 | [Masovian assembly, constituency 6](https://electionsarchive.com/pl/2024-04-07-local/sejmik/mazowieckie/6/ostrow-mazowiecka-2.md) | PiS | 52.3% |
| October 15, 2023 | [Constituency 18 (Siedlce)](https://electionsarchive.com/pl/2023-10-15-general/sejm/18/ostrow-mazowiecka-2.md) | PiS | 55.0% |
| October 15, 2023 | [Senate constituency 46 (Siedlce)](https://electionsarchive.com/pl/2023-10-15-general/senat/46/ostrow-mazowiecka-2.md) | Robert Adam Mamątow | 51.5% |
| October 15, 2023 | [2023 national referendum, question 2: Retirement age](https://electionsarchive.com/pl/2023-10-15-referendum/question-2/ostrow-mazowiecka-2.md) | NIE | 96.9% |
| October 15, 2023 | [2023 national referendum, question 3: Barrier on the border with Belarus](https://electionsarchive.com/pl/2023-10-15-referendum/question-3/ostrow-mazowiecka-2.md) | NIE | 97.5% |
| 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/ostrow-mazowiecka-2.md) | NIE | 98.2% |
| October 15, 2023 | [2023 national referendum, question 4: Relocation of migrants](https://electionsarchive.com/pl/2023-10-15-referendum/question-4/ostrow-mazowiecka-2.md) | NIE | 98.2% |
| July 12, 2020 | [2020 Polish presidential election, second round](https://electionsarchive.com/pl/2020-07-12-presidential-runoff/president/ostrow-mazowiecka-2.md) | Andrzej Sebastian Duda | 75.3% |
| June 28, 2020 | [2020 Polish presidential election, first round](https://electionsarchive.com/pl/2020-06-28-presidential/president/ostrow-mazowiecka-2.md) | Andrzej Sebastian Duda | 65.1% |
| October 13, 2019 | [Constituency 18 (Siedlce)](https://electionsarchive.com/pl/2019-10-13-general/sejm/18/ostrow-mazowiecka-2.md) | PiS | 66.1% |
| October 13, 2019 | [Senate constituency 46 (Siedlce)](https://electionsarchive.com/pl/2019-10-13-general/senat/46/ostrow-mazowiecka-2.md) | Robert Adam Mamątow | 70.2% |
| October 21, 2018 | [Masovian assembly, constituency 6](https://electionsarchive.com/pl/2018-10-21-local/sejmik/mazowieckie/6/ostrow-mazowiecka-2.md) | PiS | 55.3% |
| October 25, 2015 | [Constituency 18 (Siedlce)](https://electionsarchive.com/pl/2015-10-25-general/sejm/18/ostrow-mazowiecka-2.md) | PiS | 60.0% |
| October 25, 2015 | [Senate constituency 46](https://electionsarchive.com/pl/2015-10-25-general/senat/46/ostrow-mazowiecka-2.md) | Robert Adam Mamątow | 62.5% |

Also available as HTML at https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska and JSON at https://electionsarchive.com/pl/mazowieckie/ostrow-mazowiecka-gmina-wiejska.json.