Kosirai Postal Codes: 30300 to 30307 | Chesumei, Nandi

Key Facts

Kosirai is a ward located within the Chesumei constituency of Nandi County in western Kenya. Situated in the central highlands of the Rift Valley region, Kosirai lies at elevations between 1,800 and 2,100 meters above sea level, characterized by rolling hills and fertile volcanic soils that support extensive agricultural activities. The ward covers approximately 85 square kilometers and has a population of around 25,000 residents, primarily from the Nandi sub-group of the Kalenjin community. Administratively, Kosirai is divided into several smaller sub-locations and villages that form the basic administrative units within the Kenyan local government structure. The area's economy is predominantly agricultural, with tea and maize being the primary cash crops, supplemented by dairy farming and subsistence agriculture. Kosirai benefits from reliable rainfall patterns and moderate temperatures typical of the Kenyan highlands, making it part of the country's productive agricultural heartland. The ward contains essential local facilities including primary and secondary schools, health centers, and local markets that serve the surrounding rural communities. For residents and businesses operating within Kosirai, accessing accurate postal code information for its various sub-locations is essential for efficient mail delivery and administrative purposes.

Neighboring Regions

• Kapsabet
• Kilibwoni
• Kaptel
• Kapkangani
• Kabisaga