| School Name | Whanganui Collegiate School |
| School ID | 192 |
| Principal | Wayne Brown |
| School gender | Co-Educational |
| Authority | State: Integrated |
| Organisation Type | Secondary School (Year 9-15) |
| Boarding Facilities | Yes |
| Education medium | All students in English Medium |
| School Donations | Donations may be requested |
| Definition | School with Boarding Facilities |
| Col id | 99218 |
| Col name | Takitini Tahi Kāhui Ako |
| Location | 132 Liverpool Street, Whanganui |
| Census Area Unit | Wanganui Collegiate |
| Ward | Area Outside Ward |
| Postal Details | Private Bag 3002, Whanganui, 4540 |
| Territorial Authority | Whanganui District |
| Regional Council | Manawatu-Wanganui Region |
| Education region | Taranaki/Whanganui/Manawatu |
| General Electorate | Whanganui |
| Mori electorate | Te Tai Hauauru |
| Local office name | Whanganui |
| Isolation index | 0.81 |
| Melaa | 5 |
| Decile | 9 |
| International | 65 |
| Management Contact Name | Wayne Brown |
| Telephone | 06-3490210 |
| Fax | 06-3490280 |