Ashburton Christian School is a member of the following organisations:
- New Zealand Association of Christian Schools - Over 60 member schools nationwide supporting professional development for Christian school leaders and teachers.
- Hakatere Kahui Ako (Community of Learning) - Twelve local Mid-Canterbury Schools working together for the collective good of our community.
- Christian Education Network - Support organisation for Christian School Boards and Proprietor in the South Island of New Zealand.
- Association of Integrated Schools - supporting proprietors of integrated schools across New Zealand
- New Zealand Area Schools Association - supporting Area Schools regionally and nationally