Nyamira County has four constituencies; Kitutu Masaba, West Mugirango, North Mugirango, North Mugirango, and Borabu. Governor Amos Nyaribo is the head of the county.
Below is a list of MPs in Nyamira County.
List Of MPs In Nyamira County
| Constituency | MP | Party |
| Kitutu Masaba | Clive Ombane Gisairo | ODM |
| West Mugirango | Stephen M. Mogaka | Jubilee |
| North Mugirango | Joash Nyamache Nyamoko | UDA |
| Borabu | Patrick Kibagendi Osero | ODM |