Siaya County government is located in the former Nyanza province of Kenya. It covers an area of 2,530.5 sq Km with a population of about 842,304 (census 2009) people. The county has an annual rainfall of between 1,170 mm and 1,450 mm temperature range of between 15 -30 degrees C. It has 7 Local Authorities (Town Councils of Bondo, Ukwala, Ugunja, Yala, county councils of Siaya and Bondo and Municipal Council of Siaya) Siaya town is the administrative capital.
The County borders Busia County to the North, Kakamega County to the Northeast, Vihiga County to the East, Kisumu to the South East, with Lake Victoria to the South and West. It shares a water border with Homa Bay which is located in southern parts of Siaya County.
Siaya County constitutes 6 sub-counties (Ugenya, Ugunja, Alego Usonga,Gem, Bondo and Rarieda).
Siaya County is inhabited by nine communities namely: Yimbo, Alego, Uyoma, Gem, Ugenya, Sakwa, Usonga, Asembo and Uholo. Siaya County shares the shores of Lake Victoria together with other neighboring counties.
Agriculture and fishing are the main economic activities. Local agricultural production consists of Rice, Cotton, Coffee, Sugarcane, Tobacco, Kales, indigenous greens, Bananas, Sweet Potatoes and Cassava. Cattle and poultry area also kept.
Lake Victoria supports the vibrant fishing industry. There are a number of fisheries in the County that process fish from the lake. The county enjoys relatively good weather patterns throughout the year two rainy seasons annually.