| m. Sierpc, Precinct no. 9 |
| Vote on 05-12-2010 | |
| Office | Burmistrz Miasta Sierpc |
| Precinct | Precinct no. 9 |
| Electoral Commission Regional Headquarters | Miejskie Przedszkole Nr 4,ul.Kwiatowa 4,Sierpc |
| Number of electors | 921 |
| Number of dispensed ballot cards | 379 |
| Number of valid ballot cards | 379 |
| Number of votes valid | 376 |
| Number of votes invalid | 3 |
| Number of dispensed ballot cards for plenipotentiaries | 1 |
| Protocol date | 05-12-2010 22:33 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Kośmider Marek Andrzej | 60 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW ZGODA W SAMORZĄDZIE, not a member of any political party | 227 | 60,37% | |
| 4 | Żmijewski Jarosław | 41 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW "AKTYWNE CENTRUM", not a member of any political party | 149 | 39,63% | |
| Vote on 21-11-2010 | |
| Office | Burmistrz Miasta Sierpc |
| Precinct | Precinct no. 9 |
| Electoral Commission Regional Headquarters | Miejskie Przedszkole Nr 4,ul.Kwiatowa 4,Sierpc |
| Number of electors | 922 |
| Number of dispensed ballot cards | 499 |
| Number of valid ballot cards | 499 |
| Number of votes valid | 484 |
| Number of votes invalid | 15 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 22-11-2010 01:44 |
| No. | Family name and given names | Age | Education | Address, party membership and endorsements | Number of votes | Votes % | |
| 1 | Kośmider Marek Andrzej | 60 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW ZGODA W SAMORZĄDZIE, not a member of any political party | 205 | 42,36% | |
| 2 | Leśniewski Piotr | 40 | wyższe | Borkowo Kościelne, submitted by KOMITET WYBORCZY WYBORCÓW NIEZALEŻNI I PRAWORZĄDNI, not a member of any political party | 99 | 20,45% | |
| 3 | Zimerman Margota Anna | 38 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW KOMITET OBYWATELSKI SIERPCZANIE 2010, not a member of any political party | 73 | 15,08% | |
| 4 | Żmijewski Jarosław | 41 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW "AKTYWNE CENTRUM", not a member of any political party | 107 | 22,11% | |