| Koszalin, Precinct no. 12 |
| Vote on 05-12-2010 | |
| Office | Prezydent Miasta Koszalin |
| Precinct | Precinct no. 12 |
| Electoral Commission Regional Headquarters | Zespół Państwowych Szkół Muzycznych, ul. Juliana Fałata 32, Koszalin |
| Number of electors | 2 116 |
| Number of dispensed ballot cards | 612 |
| Number of valid ballot cards | 612 |
| Number of votes valid | 609 |
| Number of votes invalid | 3 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 05-12-2010 22:25 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Jedliński Piotr Jan | 44 | wyższe techniczne | Koszalin, submitted by KOMITET WYBORCZY PLATFORMA OBYWATELSKA RP, not a member of any political party | 284 | 46,63% | |
| 5 | Wezgraj Artur Lesław | 54 | wyższe | Koszalin, submitted by KOMITET WYBORCZY LEPSZY KOSZALIN, not a member of any political party | 325 | 53,37% | |
| Vote on 21-11-2010 | |
| Office | Prezydent Miasta Koszalin |
| Precinct | Precinct no. 12 |
| Electoral Commission Regional Headquarters | Zespół Państwowych Szkół Muzycznych, ul. Juliana Fałata 32, Koszalin |
| Number of electors | 2 126 |
| Number of dispensed ballot cards | 796 |
| Number of valid ballot cards | 796 |
| Number of votes valid | 793 |
| Number of votes invalid | 3 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 22-11-2010 01:50 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Jedliński Piotr Jan | 44 | wyższe techniczne | Koszalin, submitted by KOMITET WYBORCZY PLATFORMA OBYWATELSKA RP, not a member of any political party | 340 | 42,88% | |
| 2 | Kościńska Krystyna | 56 | wyższe | Koszalin, submitted by KOMITET WYBORCZY SOJUSZ LEWICY DEMOKRATYCZNEJ, member of Sojuszu Lewicy Demokratycznej | 121 | 15,26% | |
| 3 | Krawczuk Jan | 60 | wyższe-politolog | Gleźnowo, submitted by KOMITET WYBORCZY POLSKIE STRONNICTWO LUDOWE, member of Polskiego Stronnictwa Ludowego | 2 | 0,25% | |
| 4 | Michalak Paweł | 59 | wyższe techniczne | Koszalin, submitted by KOMITET WYBORCZY PRAWO I SPRAWIEDLIWOŚĆ, member of Prawa i Sprawiedliwości | 86 | 10,84% | |
| 5 | Wezgraj Artur Lesław | 54 | wyższe | Koszalin, submitted by KOMITET WYBORCZY LEPSZY KOSZALIN, not a member of any political party | 244 | 30,77% | |