| m. Sierpc, Precinct no. 6 |
| Vote on 05-12-2010 | |
| Office | Burmistrz Miasta Sierpc |
| Precinct | Precinct no. 6 |
| Electoral Commission Regional Headquarters | Gimnazjum Miejskie,ul.Braci Tułodzieckich 2,Sierpc |
| Number of electors | 1 362 |
| Number of dispensed ballot cards | 505 |
| Number of valid ballot cards | 505 |
| Number of votes valid | 491 |
| Number of votes invalid | 14 |
| Number of dispensed ballot cards for plenipotentiaries | 1 |
| Protocol date | 05-12-2010 22:18 |
| 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 | 287 | 58,45% | |
| 4 | Żmijewski Jarosław | 41 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW "AKTYWNE CENTRUM", not a member of any political party | 204 | 41,55% | |
| Vote on 21-11-2010 | |
| Office | Burmistrz Miasta Sierpc |
| Precinct | Precinct no. 6 |
| Electoral Commission Regional Headquarters | Gimnazjum Miejskie,ul.Braci Tułodzieckich 2,Sierpc |
| Number of electors | 1 365 |
| Number of dispensed ballot cards | 712 |
| Number of valid ballot cards | 712 |
| Number of votes valid | 686 |
| Number of votes invalid | 26 |
| Number of dispensed ballot cards for plenipotentiaries | 1 |
| Protocol date | 22-11-2010 07:36 |
| 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 | 283 | 41,25% | |
| 2 | Leśniewski Piotr | 40 | wyższe | Borkowo Kościelne, submitted by KOMITET WYBORCZY WYBORCÓW NIEZALEŻNI I PRAWORZĄDNI, not a member of any political party | 158 | 23,03% | |
| 3 | Zimerman Margota Anna | 38 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW KOMITET OBYWATELSKI SIERPCZANIE 2010, not a member of any political party | 94 | 13,70% | |
| 4 | Żmijewski Jarosław | 41 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW "AKTYWNE CENTRUM", not a member of any political party | 151 | 22,01% | |