# 2010 Gmina Konstancin-Jeziorna mayoral election

[Poland](https://electionsarchive.com/pl.md) / [województwo mazowieckie](https://electionsarchive.com/pl/mazowieckie.md) / [powiat piaseczyński](https://electionsarchive.com/pl/mazowieckie/powiat-piaseczynski.md) / [Konstancin-Jeziorna](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna.md), November 21, 2010

Kazimierz Jańczuk led with 24.50% of the vote, 0.10 points ahead of Marek Stanisław Skowroński.

> Candidate votes for the gmina as the Krajowe Biuro Wyborcze's candidate file prints them, with valid votes as the file prints them for the gmina. Valid votes come from the Krajowe Biuro Wyborcze's gmina turnout file (2010-frekw-wbp-gm.xls).

## Rounds

### Round 1, November 21, 2010

- Kazimierz Jańczuk, 24.5% (Advanced)
- Marek Stanisław Skowroński, 24.4% (Advanced)
- Maria Mioduszewska, 22.6%

### [Second round](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-12-05-runoff/mayor.md), December 5, 2010

- Kazimierz Jańczuk, 54.0% (Elected)
- Marek Stanisław Skowroński, 46.0%

| Candidate or party | Party | Votes | Share | Result |
| --- | --- | --- | --- | --- |
| Kazimierz Jańczuk | Komitet Wyborczy Platforma Obywatelska RP | 2,549 | 24.5% | Advanced |
| Marek Stanisław Skowroński | KOMITET WYBORCZY WYBORCÓW PRAWO RODZINA SPRAWIEDLIWOŚĆ | 2,539 | 24.4% | Advanced |
| Maria Mioduszewska | KOMITET WYBORCZY WYBORCÓW NASZA GMINA - NASZ POWIAT | 2,355 | 22.6% |  |
| Roman Paweł Rutkowski | KOMITET WYBORCZY WYBORCÓW KONSTANCIN-JEZIORNA XXI WIEKU | 1,127 | 10.8% |  |
| Jacek Tomasz Tomaszewski | KOMITET WYBORCZY STOWARZYSZENIA NASZE MIASTO KONSTANCIN | 791 | 7.6% |  |
| Ryszard Machałek | KOMITET WYBORCZY POROZUMIENIE OBYWATELI KONSTANCINA- JEZIORNY | 631 | 6.1% |  |
| Jerzy Krzysztof Klucz | KOMITET WYBORCZY SOJUSZ LEWICY DEMOKRATYCZNEJ | 411 | 4.0% |  |

Valid votes: 10,403

## This race in other years

- [April 7, 2024](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2024-04-07-local/mayor.md): Michał Wiśniewski, 61.8%
- [October 21, 2018](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2018-10-21-local/mayor.md): Kazimierz Jańczuk, 62.7%
- [November 16, 2014](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2014-11-16-local/mayor.md): Kazimierz Jańczuk, 58.9%
- November 21, 2010: Kazimierz Jańczuk, 54.0%
- [November 12, 2006](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2006-11-12-local/mayor.md): Marek Stanisław Skowroński, 52.8%
- [October 27, 2002](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2002-10-27-local/mayor.md): Marek Skowroński, 52.9%

## Also on the ballot in Poland on November 21, 2010

- [Assembly of Masovian Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (7)
- [Assembly of Silesian Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (7)
- [Assembly of Greater Poland Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (6)
- [Assembly of Kuyavian-Pomeranian Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (6)
- [Assembly of Lesser Poland Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (6)
- [Assembly of Łódź Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (6)
- [Assembly of Lower Silesian Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of Lublin Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of Lubusz Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of Opole Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of Podlaskie Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of Pomeranian Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of Subcarpathian Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of Warmian-Masurian Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of West Pomeranian Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (5)
- [Assembly of Świętokrzyskie Voivodeship](https://electionsarchive.com/pl/2010-11-21-local.md) (4)
- [Gmina Konstancin-Jeziorna council](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local.md) (4)
- [Local races across Poland](https://electionsarchive.com/pl/2010-11-21-local.md) (25,488)

## Sources

- [Dane wyborcze: wybory wójtów, burmistrzów i prezydentów miast](https://danewyborcze.kbw.gov.pl/), Krajowe Biuro Wyborcze. License: Official public record, no license stated

## On the ballot in Konstancin-Jeziorna

- 2010 Gmina Konstancin-Jeziorna mayoral election
- [Gmina Konstancin-Jeziorna council, constituency 1](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local/council/1.md)
- [Gmina Konstancin-Jeziorna council, constituency 2](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local/council/2.md)
- [Gmina Konstancin-Jeziorna council, constituency 3](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local/council/3.md)
- [Gmina Konstancin-Jeziorna council, constituency 4](https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local/council/4.md)

Also available as HTML at https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local/mayor and JSON at https://electionsarchive.com/pl/mazowieckie/konstancin-jeziorna/2010-11-21-local/mayor.json.