County Data

2022 county register, turnout and presidential results.

County profiles preserve the 2022 register separately from the presidential declaration register, and label projections and ethnicity estimates as non-official context.

Constituencies Wards

Scope

47 counties

22,102,532 registered voters

Raw estimate fields preserved

County	Code	2022 register	Declaration register	Turnout	Winner
Nairobi City	047	2,415,310	2,416,551	56.0%	Raila Odinga
Kiambu	022	1,275,008	1,275,168	65.2%	William Ruto
Nakuru	032	1,054,856	1,055,515	65.5%	William Ruto
Kakamega	037	844,551	844,709	60.3%	Raila Odinga
Meru	012	772,139	772,573	66.2%	William Ruto
Machakos	016	687,565	687,691	60.2%	Raila Odinga
Bungoma	039	646,598	646,612	63.5%	William Ruto
Mombasa	001	641,913	642,362	43.8%	Raila Odinga
Kisii	045	637,010	637,111	63.9%	Raila Odinga
Murang'A	021	620,929	621,027	68.1%	William Ruto
Kisumu	042	606,754	607,496	71.4%	Raila Odinga
Kilifi	003	588,602	588,842	49.0%	Raila Odinga
Homa Bay	043	551,071	551,111	73.7%	Raila Odinga
Siaya	041	533,595	533,602	70.9%	Raila Odinga
Kitui	015	532,758	532,833	62.4%	Raila Odinga
Uasin Gishu	027	506,138	506,317	69.5%	William Ruto
Nyeri	019	481,632	482,000	68.3%	William Ruto
Makueni	017	479,401	479,516	61.0%	Raila Odinga
Migori	044	469,019	469,053	74.5%	Raila Odinga
Kajiado	034	463,273	463,389	67.0%	Raila Odinga
Kericho	035	428,067	428,126	78.6%	William Ruto
Busia	040	416,756	416,818	67.1%	Raila Odinga
Nandi	029	406,288	406,393	76.1%	William Ruto
Trans Nzoia	026	398,981	399,230	63.4%	Raila Odinga
Narok	033	398,784	398,852	77.7%	Raila Odinga
Bomet	036	376,985	377,023	79.9%	William Ruto
Kirinyaga	020	376,001	376,137	69.8%	William Ruto
Nyandarua	018	361,165	361,217	67.1%	William Ruto
Embu	014	334,302	334,684	66.6%	William Ruto
Kwale	002	328,253	328,316	54.9%	Raila Odinga
Nyamira	046	323,283	323,283	65.2%	Raila Odinga
Vihiga	038	310,043	310,063	60.1%	Raila Odinga
Baringo	030	281,053	281,107	77.6%	William Ruto
Laikipia	031	263,012	263,273	64.7%	William Ruto
Turkana	023	238,528	238,554	60.6%	Raila Odinga
Tharaka - Nithi	013	231,932	231,966	70.1%	William Ruto
West Pokot	024	220,026	220,042	79.5%	William Ruto
Mandera	009	217,030	217,034	62.9%	Raila Odinga
Elgeyo/Marakwet	028	213,884	213,904	78.0%	William Ruto
Wajir	008	207,758	207,767	64.7%	Raila Odinga
Garissa	007	201,473	201,513	54.9%	Raila Odinga
Taita Taveta	006	181,827	182,126	61.8%	Raila Odinga
Marsabit	010	166,912	166,944	69.1%	William Ruto
Tana River	004	141,096	141,110	67.0%	Raila Odinga
Samburu	025	100,014	100,052	70.7%	Raila Odinga
Isiolo	011	89,504	89,535	66.5%	William Ruto
Lamu	005	81,453	81,468	62.5%	Raila Odinga