Created in 2013, Sigowet-Soin has quickly become one of Kericho County's most competitive constituencies. Bordering Kisumu County and anchored by sugarcane farming, its politics have been defined by the rivalry between Justice Kemei and Benard Koros. As infrastructure projects stall and demographics evolve, the constituency remains one to watch ahead of future elections.
Down in the lower reaches of Kericho, where the land flattens out to Kisumu and the air is warmer, sits Sigowet-Soin. It’s not the classic tea highlands most people picture when they think of this county. The soils are different, the rains less reliable, and the politics have a sharper personal edge.
Demographics Framework
Area: 466 square kilometers
2019 Census Population Report: 126,500 people
Electoral History
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2013 General Election
Winner: Justice Kipsang Kemei (URP) – 16,684 votes
Runner-up: Benard Kipsengeret Koros (KANU) – 11,102 votes
2017 General Election
Winner: Benard Kipsengeret Koros (Independent) – 22,952 votes
Runner-up: Justice Kipsang Kemei (Jubilee Party) – 13,087 votes

2022 General Election
Winner: Justice Kipsang Kemei (UDA) – 28,398 votes
Runner-up: Benard Kipsengeret Koros (Independent) – 17,543 votes
What stands out here is the long-running duel between two men: Justice Kipsang Kemei and Benard Kipsengeret Koros. Party labels have changed over the years, but the contest has stayed personal. It’s a clear pattern of power flipping back and forth.
Economy and Infrastructure
Sugarcane dominates the landscape—maize and livestock fill in the rest. Trading centres like Kipsitet keep local commerce moving. The big promise hanging over the area is the Soin-Koru Multi-Purpose Dam. If it ever gets finished, it should ease the annual flooding on the Nyando River and bring irrigation and domestic water to both Kericho and Kisumu sides. Progress has been slow and stop-start, but the project remains the single biggest infrastructure bet for the constituency.
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