Nedenfor ses byområder med mere end 100.000 indbyggere i Kenya rangeret efter befolkningstal.
Befolkning i byområder (eller byagglomerationer) refererer til befolkningen inden for grænserne af et sammenhængende territorium, der er beboet med bymæssig tæthed, typisk bestående af en by og dens omkringliggende forstadsområder.
| Rang | Byområde | Befolkningsoverslag (2025) | 1-års ændring (i forhold til 2024) | Landområde (km²) | Befolkningstæthed (Indb./km²) | Global placering | Fremskrivninger (2030) | Fremskrivninger (2050) |
|---|---|---|---|---|---|---|---|---|
| 1 | Nairobi | 6.134.334 | 1,8% | 638 | 9.615 | 65 | 6.686.404 | 8.514.575 |
| 2 | Mombasa | 1.456.207 | 1,14% | 186 | 7.829 | 348 | 1.541.574 | 1.808.634 |
| 3 | Nakuru | 574.091 | 1,6% | 94 | 6.107 | 955 | 649.147 | 862.724 |
| 4 | Kisumu | 430.532 | 1,62% | 77 | 5.591 | 1.299 | 463.820 | 618.843 |
| 5 | Eldoret | 418.175 | 1,52% | 92 | 4.545 | 1.346 | 450.149 | 571.608 |
| 6 | Garissa | 333.505 | 1,66% | 41 | 8.134 | 1.720 | 364.194 | 458.944 |
| 7 | Mutuati | 232.440 | 16,85% | 123 | 1.890 | 2.526 | 378.215 | 746.305 |
| 8 | El Wak | 208.911 | 1,4% | 16 | 13.057 | 2.851 | 225.866 | 285.941 |
| 9 | Kisii | 200.579 | 1,86% | 71 | 2.825 | 2.983 | 223.905 | 342.503 |
| 10 | Naivasha | 185.944 | 4,99% | 36 | 5.165 | 3.249 | 233.107 | 315.375 |
| 11 | Kitale | 181.389 | 1,85% | 45 | 4.031 | 3.319 | 197.535 | 250.665 |
| 12 | Wajir | 176.957 | 1,57% | 29 | 6.102 | 3.412 | 191.907 | 253.261 |
| 13 | Embu | 164.283 | 1,73% | 29 | 5.665 | 3.687 | 201.362 | 310.628 |
| 14 | Hagadera Refugee Camp | 159.549 | 1,53% | 14 | 11.396 | 3.798 | 172.250 | 226.061 |
| 15 | Ongata Rongai | 148.823 | 3,47% | 22 | 6.765 | 4.078 | 253.475 | 368.458 |
| 16 | Thika | 143.379 | 2,46% | 37 | 3.875 | 4.259 | 162.759 | 263.121 |
| 17 | Dadaab | 135.377 | 1,87% | 7 | 19.340 | 4.504 | 148.377 | 200.833 |
| 18 | Malindi | 127.266 | 1,24% | 27 | 4.714 | 4.807 | 142.376 | 203.996 |
| 19 | Vihiga | 119.644 | 7,51% | 61 | 1.961 | 5.136 | 145.533 | 445.372 |
| 20 | Kakamega | 117.638 | 1,46% | 28 | 4.201 | 5.227 | 136.669 | 236.382 |
| 21 | Kitengela | 115.639 | 12,49% | 36 | 3.212 | 5.309 | 129.512 | 212.768 |
| 22 | Takaba | 113.790 | 2,49% | 13 | 8.753 | 5.409 | 127.471 | 169.050 |
| 23 | Mandera | 112.106 | 1,53% | 22 | 5.096 | 5.505 | 123.294 | 155.239 |
| 24 | Meru | 111.814 | 2,53% | 24 | 4.659 | 5.527 | 134.669 | 230.341 |
| 25 | Machakos | 96.259 | 2,57% | 25 | 3.850 | 6.424 | 113.064 | 225.152 |
| 26 | Bungoma | 93.095 | 0,88% | 23 | 4.048 | 6.644 | 99.993 | 146.473 |
| 27 | Kiambu | 86.758 | 1,93% | 24 | 3.615 | 7.167 | 99.256 | 401.458 |
| 28 | Maseno | 83.940 | 8,43% | 43 | 1.952 | 7.421 | 147.031 | 292.611 |
| 29 | Jumba la Mtwana | 81.622 | 2,43% | 26 | 3.139 | 7.639 | 87.369 | 119.323 |
| 30 | Ngong | 80.382 | 2,54% | 19 | 4.231 | 7.762 | 102.529 | 167.017 |
| 31 | Nyeri | 73.489 | 1,69% | 19 | 3.868 | 8.474 | 78.564 | 113.752 |
| 32 | Karingari | 72.680 | 4,61% | 37 | 1.964 | 8.560 | 95.744 | 253.448 |
| 33 | Migori | 71.713 | 1,32% | 18 | 3.984 | 8.668 | 80.768 | 96.990 |
| 34 | Lodwar | 66.502 | 0,75% | 20 | 3.325 | 9.319 | 69.274 | 87.894 |
| 35 | Banissa | 64.821 | 1,61% | 4 | 16.205 | 9.552 | 72.042 | 99.666 |
| 36 | Dagahaley Refugee Camp | 64.487 | 1,3% | 10 | 6.449 | 9.602 | 68.909 | 85.897 |
| 37 | Ifo Refugee Camp | 64.084 | 2,07% | 11 | 5.826 | 9.662 | 70.866 | 91.576 |
| 38 | Busia | 63.185 | 1,73% | 16 | 3.949 | 9.804 | 66.686 | 90.286 |
| 39 | Ukunda | 63.123 | 1,11% | 12 | 5.260 | 9.816 | 84.571 | 117.764 |
| 40 | Eymole | 62.468 | 2,29% | 4 | 15.617 | 9.932 | 69.736 | 105.503 |
| 41 | Malkamari | 61.542 | 3,36% | 8 | 7.693 | 10.090 | 69.017 | 108.064 |
| 42 | Wargadud | 61.012 | 1,93% | 5 | 12.202 | 10.170 | 67.072 | 90.682 |
| 43 | Limuru | 56.251 | – | 17 | 3.309 | 10.946 | 61.587 | 132.863 |
| 44 | Lafey | 55.639 | – | 8 | 6.955 | 11.070 | 62.230 | 90.410 |
| 45 | Kericho | 55.421 | – | 14 | 3.959 | 11.113 | 64.677 | 109.463 |
| 46 | Isiolo | 54.533 | – | 19 | 2.870 | 11.283 | 59.219 | 77.565 |
| 47 | Narok | 52.976 | – | 14 | 3.784 | 11.613 | 56.892 | 77.134 |
| 48 | Kilifi | 52.585 | – | 16 | 3.287 | 11.694 | 76.144 | 98.198 |
| 49 | Mado Gashi | 51.137 | – | 6 | 8.523 | 11.973 | 55.803 | 74.890 |
| 50 | Molo | 50.133 | – | 12 | 4.178 | 12.116 | 58.526 | 80.161 |
Kilde: FN, Department of Economic and Social Affairs, Population Division (2025). World Urbanization Prospects: The 2025 Revision, Online Edition.