| m. Sierpc, Precinct no. 4 |
| Vote on 05-12-2010 | |
| Office | Burmistrz Miasta Sierpc |
| Precinct | Precinct no. 4 |
| Electoral Commission Regional Headquarters | L.O. w Sierpcu,ul.Sucharskiego 2,Sierpc |
| Number of electors | 1 094 |
| Number of dispensed ballot cards | 424 |
| Number of valid ballot cards | 424 |
| Number of votes valid | 421 |
| Number of votes invalid | 3 |
| Number of dispensed ballot cards for plenipotentiaries | 1 |
| Protocol date | 05-12-2010 22:24 |
| 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 | 263 | 62,47% | |
| 4 | Żmijewski Jarosław | 41 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW "AKTYWNE CENTRUM", not a member of any political party | 158 | 37,53% | |
| Vote on 21-11-2010 | |
| Office | Burmistrz Miasta Sierpc |
| Precinct | Precinct no. 4 |
| Electoral Commission Regional Headquarters | L.O. w Sierpcu,ul.Sucharskiego 2,Sierpc |
| Number of electors | 1 095 |
| Number of dispensed ballot cards | 549 |
| Number of valid ballot cards | 549 |
| Number of votes valid | 538 |
| Number of votes invalid | 11 |
| Number of dispensed ballot cards for plenipotentiaries | 0 |
| Protocol date | 22-11-2010 04:04 |
| 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 | 193 | 35,87% | |
| 2 | Leśniewski Piotr | 40 | wyższe | Borkowo Kościelne, submitted by KOMITET WYBORCZY WYBORCÓW NIEZALEŻNI I PRAWORZĄDNI, not a member of any political party | 123 | 22,86% | |
| 3 | Zimerman Margota Anna | 38 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW KOMITET OBYWATELSKI SIERPCZANIE 2010, not a member of any political party | 105 | 19,52% | |
| 4 | Żmijewski Jarosław | 41 | wyższe | Sierpc, submitted by KOMITET WYBORCZY WYBORCÓW "AKTYWNE CENTRUM", not a member of any political party | 117 | 21,75% | |