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Kenya: Administrative Division

Contents: Provinces and Counties

The population of the former provinces and current counties of Kenya.

NameStatusPopulation
Census
1979-08-24
Population
Census
1989-08-24
Population
Census
1999-08-24
Population
Census
2009-08-24
CentralFormer Province2,345,8333,116,7033,724,1594,383,743
KiambuCounty686,290914,4121,389,7231,623,282
KirinyagaCounty291,431391,516457,105528,054
Murang'aCounty648,333858,063736,273942,581
NyandaruaCounty233,302345,420479,902596,268
NyeriCounty486,477607,292661,156693,558
CoastFormer Province1,342,7941,829,1912,487,2643,325,307
KilifiCounty430,986591,903825,8551,109,735
KwaleCounty288,363383,053496,133649,931
LamuCounty42,29956,78372,686101,539
MombasaCounty341,148461,753665,018939,370
Taita-TavetaCounty147,597207,273246,671284,657
Tana RiverCounty92,401128,426180,901240,075
EasternFormer Province2,719,8513,768,6774,631,7795,668,123
EmbuCounty263,173370,138449,149516,212
IsioloCounty43,47870,078100,861143,294
KituiCounty464,283652,603819,2501,012,709
MachakosCounty......906,6441,098,584
MakueniCounty......771,545884,527
MarsabitCounty96,216129,262174,957291,166
MeruCounty......1,102,9301,356,301
Tharaka-NithiCounty......306,443365,330
NairobiFormer Province827,7751,324,5702,143,2543,138,369
NairobiCounty827,7751,324,5702,143,2543,138,369
North EasternFormer Province373,787371,391962,1432,310,757
GarissaCounty128,867124,835392,510623,060
ManderaCounty105,601123,787250,3721,025,756
WajirCounty139,319122,769319,261661,941
NyanzaFormer Province2,643,9563,507,1624,392,1965,442,711
Homa BayCounty......751,332963,794
KisiiCounty......952,7251,152,282
KisumuCounty482,327664,086804,289968,909
MigoriCounty......666,784917,170
NyamiraCounty......498,102598,252
SiayaCounty474,516639,439718,964842,304
Rift ValleyFormer Province3,240,4024,981,6136,987,03610,006,805
BaringoCounty203,792347,990403,141555,561
BometCounty.........730,129
Elgeyo-MarakwetCounty148,868216,487284,494369,998
KajiadoCounty149,005258,659406,054687,312
KerichoCounty.........752,396
LaikipiaCounty134,524218,957322,187399,227
NakuruCounty522,709849,0961,187,0391,603,325
NandiCounty299,319433,613578,751752,965
NarokCounty210,306398,272536,341850,920
SamburuCounty76,908108,884143,547223,947
Trans NzoiaCounty259,503393,682575,662818,757
TurkanaCounty142,702184,060450,860855,399
Uasin GishuCounty300,766445,530622,705894,179
West PokotCounty158,652225,449308,086512,690
WesternFormer Province1,832,6632,544,3293,358,7764,334,282
BungomaCounty503,935679,1461,011,5241,375,063
BusiaCounty297,841401,658552,099743,946
KakamegaCounty......1,296,2701,660,651
VihigaCounty......498,883554,622

Source: Kenya National Bureau of Statistics (web).