Oyo's 2026 population is now estimated at 524,409. In 1950, the population of Oyo was 68,785. Oyo has grown by 18,712 in the last year, which represents a 3.7% annual change. These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Oyo, which typically includes Oyo's population in addition to adjacent suburban areas.
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Lagos | 17,803,700 | 3.77% |
| Kano | 4,810,810 | 3.56% |
| Abuja | 4,392,360 | 4.33% |
| Ibadan | 4,293,160 | 3.6% |
| Port Harcourt | 3,951,670 | 4.16% |
| Benin City | 2,120,460 | 3.71% |
| Onitsha | 1,839,880 | 4.12% |
| Uyo | 1,520,020 | 4.32% |
| Nnewi | 1,421,790 | 4.4% |
| Aba | 1,321,630 | 3.67% |
| Kaduna | 1,302,330 | 3.36% |
| Ilorin | 1,138,890 | 3.54% |
| Warri | 1,120,980 | 4.17% |
| Owerri | 1,105,500 | 3.93% |
| Jos | 1,071,590 | 3.53% |
| Umuahia | 1,033,090 | 4.31% |
| Lokoja | 974,767 | 4.69% |
| Enugu | 939,642 | 3.64% |
| Maiduguri | 929,408 | 3.44% |
| Zaria | 835,966 | 3.25% |
| Akure | 834,009 | 3.85% |
| Sokoto | 789,726 | 3.73% |
| Abakaliki | 753,507 | 4.21% |
| Bauchi | 751,900 | 3.88% |
| Calabar | 741,455 | 4% |
| Gombe | 644,375 | 3.93% |
| Abeokuta | 628,365 | 3.42% |
| Ado-Ekiti | 600,157 | 3.84% |
| Potiskum | 591,410 | 4.58% |
| Katsina | 586,424 | 3.83% |
| Okene | 566,476 | 3.66% |
| Minna | 552,407 | 3.74% |
| Ondo | 528,471 | 3.68% |
| Makurdi | 508,595 | 3.83% |
| Saki | 491,205 | 4.15% |
| Ikot Ekpene | 486,091 | 3.95% |
| Birnin Kebbi | 463,133 | 3.92% |
| Ijebu-Ode | 423,938 | 3.72% |
| Lafia | 418,172 | 3.8% |
