Family Empowerment Centre
- Services include workshops, educational programs, counselling and family mediation that support youths, families, and individuals.
- http://www.empowermentprogram.com/

Cornell Rate Payers Association
- Resident group for Cornell, Markham, with local news, events, business directory, board members information and map of Cornell.
- http://mycornell.ca/

VCC Youth Quest
- A youth organization from the Toronto Arya Samaj, promoting cultural, moral and public speaking training to all Hindu youths in Toronto. Includes a calendar of events, articles and photos.
- http://youthquest.atspace.com/

Markham Professional Fire Fighters Association - Local 2727
- Affiliated with the International Association of Fire Fighters, representing over 200 members.
- http://www.mpffa.com/

Cornellvillage.ca
- A community website serving the Cornell area in eastern Markham, with bulletin boards and discussions of issues affecting the neighbourhood.
- http://www.cornellvillage.ca/

The Society for the Preservation of Historic Thornhill
- Aims to preserve the surviving remnants of 19th Century and early 20th Century Thornhill, and sponsors an annual festival and parade. Lists its accomplishments and a walking tour.
- http://www.thornhillhistoric.org/

Markham Berczy Settlers Association
- Presents the history and conducts studies of the Berczy settlers who came to the Township of Markham in 1794. Includes details of Berczy and the families, current news, a newsletter, Index Introduction and links to resources.
- http://www.markhamberczysettlers.ca/