| m. Sierpc, Precinct no. 3 |
| Vote on 05-12-2010 | |
| Office | Burmistrz Miasta Sierpc |
| Precinct | Precinct no. 3 |
| Electoral Commission Regional Headquarters | Szkoła Podstawowa Nr 3,ul.Konstytucji 3 Maja 8,Sierpc |
| Number of electors | 1 803 |
| Number of dispensed ballot cards | 633 |
| Number of valid ballot cards | 633 |
| Number of votes valid | 624 |
| Number of votes invalid | 9 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 05-12-2010 22:31 |
| 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 | 358 | 57,37% | |
| 4 | Żmijewski Jarosław | 41 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW "AKTYWNE CENTRUM", not a member of any political party | 266 | 42,63% | |
| Vote on 21-11-2010 | |
| Office | Burmistrz Miasta Sierpc |
| Precinct | Precinct no. 3 |
| Electoral Commission Regional Headquarters | Szkoła Podstawowa Nr 3,ul.Konstytucji 3 Maja 8,Sierpc |
| Number of electors | 1 805 |
| Number of dispensed ballot cards | 886 |
| Number of valid ballot cards | 882 |
| Number of votes valid | 857 |
| Number of votes invalid | 25 |
| Number of dispensed ballot cards for plenipotentiaries | 1 |
| Protocol date | 22-11-2010 03:49 |
| 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 | 340 | 39,67% | |
| 2 | Leśniewski Piotr | 40 | wyższe | Borkowo Kościelne, submitted by KOMITET WYBORCZY WYBORCÓW NIEZALEŻNI I PRAWORZĄDNI, not a member of any political party | 171 | 19,95% | |
| 3 | Zimerman Margota Anna | 38 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW KOMITET OBYWATELSKI SIERPCZANIE 2010, not a member of any political party | 140 | 16,34% | |
| 4 | Żmijewski Jarosław | 41 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW "AKTYWNE CENTRUM", not a member of any political party | 206 | 24,04% | |