Source Data Reference for:
City = Ibadan
Time = 2000
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Ibadan | 1975 | 847,000 | Tertius Chandler | Four thousand years of urban growth | p512 | ||
| Ibadan | 2011 | 2,915,000 | United Nations | World Urbanization Prospects Report | |||
| Ibadan | 2012 | 3,028,000 | n/a | Demographia Wolrd Urban Areas 8th Annual Edition Version 2 | |||
| Ibadan | 2016 | 2,910,000 | n/a | http://demographia.com/ | 2020 |