| m. Marki, Precinct no. 12 |
| Vote on 05-12-2010 | |
| Office | Burmistrz Miasta Marki |
| Precinct | Precinct no. 12 |
| Electoral Commission Regional Headquarters | Zespół Szlół Nr 2 ul.Wczasowa 2 |
| Number of electors | 1 700 |
| Number of dispensed ballot cards | 698 |
| Number of valid ballot cards | 698 |
| Number of votes valid | 696 |
| Number of votes invalid | 2 |
| Number of dispensed ballot cards for plenipotentiaries | 2 |
| Protocol date | 05-12-2010 22:30 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 2 | Orych Jacek | 32 | wyższe | Marki, submitted by KOMITET WYBORCZY MARECKIE STOWARZYSZENIE GOSPODARCZE, not a member of any political party | 295 | 42,39% | |
| 5 | Werczyński Janusz | 46 | wyższe | Marki, submitted by KOMITET WYBORCZY WYBORCÓW KRAJOWA WSPÓLNOTA SAMORZĄDOWA, not a member of any political party | 401 | 57,61% | |
| Vote on 21-11-2010 | |
| Office | Burmistrz Miasta Marki |
| Precinct | Precinct no. 12 |
| Electoral Commission Regional Headquarters | Zespół Szlół Nr 2 ul.Wczasowa 2 |
| Number of electors | 1 690 |
| Number of dispensed ballot cards | 854 |
| Number of valid ballot cards | 852 |
| Number of votes valid | 841 |
| Number of votes invalid | 11 |
| Number of dispensed ballot cards for plenipotentiaries | 1 |
| Protocol date | 22-11-2010 04:09 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Dec Radosław Kamil | 32 | wyższe | Marki, submitted by KOMITET WYBORCZY PRAWO I SPRAWIEDLIWOŚĆ, member of Prawa i Sprawiedliwości | 104 | 12,37% | |
| 2 | Orych Jacek | 32 | wyższe | Marki, submitted by KOMITET WYBORCZY MARECKIE STOWARZYSZENIE GOSPODARCZE, not a member of any political party | 263 | 31,27% | |
| 3 | Porębski Paweł Jan | 43 | wyższe | Marki, submitted by KOMITET WYBORCZY PLATFORMA OBYWATELSKA RP, member of Platformy Obywatelskiej Rzeczypospolitej Polskiej | 72 | 8,56% | |
| 4 | Szymański Paweł | 32 | wyższe | Warszawa, submitted by KOMITET WYBORCZY WYBORCÓW NASZE MARKI, not a member of any political party | 18 | 2,14% | |
| 5 | Werczyński Janusz | 46 | wyższe | Marki, submitted by KOMITET WYBORCZY WYBORCÓW KRAJOWA WSPÓLNOTA SAMORZĄDOWA, not a member of any political party | 384 | 45,66% | |