| School Name | St Mary's School (Blenheim) |
| School ID | 3012 |
| Principal | Bridget Comer |
| School gender | Co-Educational |
| Authority | State: Integrated |
| Organisation Type | Full Primary School (Year 1-8) |
| Boarding Facilities | No |
| Education medium | All students in English Medium |
| Cohort entry | No |
| School Donations | Donations should not be requested, unless for a school camp |
| Definition | Not Applicable |
| Col id | 99006 |
| Col name | Piritahi (2BCoS) Community of Learning |
| Location | 3 Stephenson Street, Blenheim |
| Google Address | 3 Stephenson Street, Blenheim Central, Blenheim 7201, New Zealand |
| Rating | 4.5 base on 10 reviews |
| Census Area Unit | Whitney |
| Ward | Blenheim Ward |
| Postal Details | 3 Stephenson Street, Blenheim, 7201 |
| Territorial Authority | Marlborough District |
| Regional Council | Marlborough Region |
| Education region | Nelson/Marlborough/West Coast |
| General Electorate | Kaikoura |
| Mori electorate | Te Tai Tonga |
| Local office name | Nelson |
| Isolation index | 1.26 |
| Melaa | 7 |
| Decile | 6 |
| Management Contact Name | Patrick Dowling |
| Telephone | 03-5789494 |
| Fax | 03-5789804 |