Harrison Kombe of the Orange Democratic Movement (ODM) has won the Magarini parliamentary by-election with 17,909 votes, defeating Stanley Kenga of the Democratic Change Party (DCP). This victory reaffirms ODM's dominance in the region.

• Kombe secured 17,909 votes, nearly doubling the votes of his closest competitor, Stanley Kenga's 8,907 votes.
• The by-election was held after the passing of the former member of parliament, with a voter turnout of approximately 45 percent.
• Kombe pledged to prioritize development, education, health, and infrastructural projects in Magarini, while extending an offer of unity to opposition supporters.

The United Democratic Alliance (UDA) candidate, Leonard Wa Muthende, has won the Mbeere-North Constituency by-election, dealing a blow to the opposition. He secured the parliamentary seat with 15,802 votes against his main rival.

• Wa Muthende garnered 15,802 votes, narrowly defeating Democratic Party’s Newton Kariuki, who received 15,308 votes.
• The by-election was triggered by the appointment of Geoffrey Ruku as Public Service Cabinet Secretary.
• The campaigns saw intense efforts from both sides, with former Prime Minister Rigathi Gachagua campaigning for Kariuki and Deputy President Kithure Kindiki supporting Wa Muthende.

Moses Omondi of the Orange Democratic Movement (ODM) has been declared the MP-elect for the Ugunja parliamentary seat after winning a by-election.

• Omondi secured 9,237 votes, affirming ODM's continued dominance in the Siaya region.
• He will succeed former MP Opiyo Wandayi, who was appointed to the Cabinet.
• Omondi pledged to prioritize development, youth empowerment, and service delivery for the constituency.

Rigathi Gachagua's Democracy for the Citizens Party (DCP) secured three county assembly seats in the November 27 by-elections, a significant achievement for the party launched just six months prior. The wins came in Kariobangi North, Narok Town, and Kisa East Wards.

• DCP candidates David Warui, Aduda Okwiri, and Douglas Masikonde won in their respective wards.
• In Narok Town Ward, Masikonde won with 6,007 votes, despite claims by Gachagua of intimidation and attempts to disrupt his campaign.
• Gachagua alleged government interference, including being teargassed and facing armed youth during campaigns, and later accusing authorities of attempting to torch ballot boxes after the results.