Mlolongo's 2026 population is now estimated at 136,351. In 2019, the population of Mlolongo was 136,351. These population values and projections come from Kenya 2019 Census population in urban centers by sex and urban center (KNBS) and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Nairobi | 5,603,502 | 3.52% |
| Mombasa | 1,478,607 | 2.93% |
| Nakuru | 809,825 | 5.13% |
| Ruiru | 695,513 | 5.13% |
| Eldoret | 675,073 | 5.13% |
| Kisumu | 544,902 | 4.59% |
| Kikuyu | 453,420 | 4.92% |
| Thika | 356,764 | 5.13% |
| Naivasha | 281,605 | 5.13% |
| Karuri | 275,784 | 5.13% |
| Ongata Rongai | 244,887 | 5.13% |
| Kitale | 230,136 | 5.13% |
| Juja | 221,433 | 5.13% |
| Kitengela | 219,155 | 5.13% |
| Garissa | 216,621 | 4.11% |
| Kiambu | 209,838 | 5.13% |
| Mandera | 162,793 | 5.13% |
| Kisii | 159,527 | 5.13% |
| Malindi | 155,350 | 3.77% |
| Kakamega | 148,762 | 4.79% |