| County warszawski zachodni | |
| Statistic on 09.10.2011 | |
| Inhabitants: | 102 068 |
| Electoral statistics | |
| Precincts quantity: | 57 |
| Electors: | 82 842 |
| Results | |
| Results of voting | |
| Communes | |||
| Teryt | Description | Quantity | |
| electors | inhabitants | ||
| 143201 | Błonie, gm. | 16 463 | 20 277 |
| 143202 | Izabelin, gm. | 7 941 | 9 599 |
| 143203 | Kampinos, gm. | 3 336 | 4 104 |
| 143204 | Leszno, gm. | 7 356 | 9 129 |
| 143205 | Łomianki, gm. | 17 957 | 22 583 |
| 143206 | Ożarów Mazowiecki, gm. | 16 920 | 20 497 |
| 143207 | Stare Babice, gm. | 12 869 | 15 879 |
