| m. Ostróda, Precinct no. 12 |
| Vote on 28-10-2012 | |
| Precinct | Precinct no. 12 |
| Electoral Commission Regional Headquarters | Szkoła Podstawowa Nr 6, Osiedle Młodych 8, 14-100 Ostróda |
| Number of electors | 1 180 |
| Number of dispensed ballot cards | 326 |
| Number of valid ballot cards | 326 |
| Number of votes valid | 326 |
| Number of votes invalid | 0 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 28-10-2012 22:41 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Dąbrowski Olgierd | 60 | Wyższe | Lubajny, submitted by KOMITET WYBORCZY WYBORCÓW OLGIERDA DĄBROWSKIEGO, not a member of any political party | 117 | 35,89% | |
| 4 | NAJMOWICZ Czesław Jan | 57 | wyższe | Ostróda, submitted by KOMITET WYBORCZY WYBORCÓW CZESŁAWA NAJMOWICZA, endorsed by Prawo i Sprawiedliwość, member of Prawa i Sprawiedliwości | 209 | 64,11% | |
| Vote on 14-10-2012 | |
| Precinct | Precinct no. 12 |
| Electoral Commission Regional Headquarters | Szkoła Podstawowa Nr 6, Osiedle Młodych 8, 14-100 Ostróda |
| Number of electors | 1 180 |
| Number of dispensed ballot cards | 323 |
| Number of valid ballot cards | 323 |
| Number of votes valid | 321 |
| Number of votes invalid | 2 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 14-10-2012 22:59 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Dąbrowski Olgierd | 60 | Wyższe | Lubajny, submitted by KOMITET WYBORCZY WYBORCÓW OLGIERDA DĄBROWSKIEGO, not a member of any political party | 102 | 31,78% | |
| 2 | Dekarczyk Marek Jan | 52 | Wyższe | Ostróda, submitted by KOMITET WYBORCZY RUCHU PALIKOTA, endorsed by Ruch Palikota, member of Ruchu Palikota | 7 | 2,18% | |
| 3 | JANUSZKIEWICZ Wojciech | 43 | średnie | Ostróda, submitted by KOMITET WYBORCZY WYBORCÓW Niezależni Ostródzianie, not a member of any political party | 99 | 30,84% | |
| 4 | NAJMOWICZ Czesław Jan | 57 | wyższe | Ostróda, submitted by KOMITET WYBORCZY WYBORCÓW CZESŁAWA NAJMOWICZA, endorsed by Prawo i Sprawiedliwość, member of Prawa i Sprawiedliwości | 50 | 15,58% | |
| 5 | NOSEWICZ Jan | 65 | wyższe | Ostróda, submitted by KOMITET WYBORCZY WYBORCÓW Burmistrza Jana Nosewicza, not a member of any political party | 52 | 16,20% | |
| 6 | Żynda Krzysztof | 47 | Wyższe | Ostróda, submitted by KOMITET WYBORCZY WYBORCÓW Platforma Ostróda, endorsed by Platformę Obywatelską Rzeczypospolitej Polskiej, member of Platformy Obywatelskiej Rzeczypospolitej Polskiej | 11 | 3,43% | |