Source Data Reference for:
City = Onitsha
Time = 2000
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Onitsha | 2011 | 908,000 | n/a | Demographia Wolrd Urban Areas 8th Annual Edition Version 2 | |||
| Onitsha | 2016 | 7,425,000 | n/a | http://demographia.com/ | 2020 |