Nyamira County is county number 046 in the Kenya county numbering codes. It is found in Nyanza region bordering Homabay to the north, Kisii to the west, Bomet to the south east and Kericho to the east. The county has a population of 605,576 according to 2019 census and covers an area of 912.5 km². It is divided into five sub counties namely:
The county has been under the leadership of the late Governor John Obiero Nyagarama till his death where his deputy Governor H.E Amos Nyaribo took over. The county through the devolved department has achieved a lot including the following.