The Iroquois of St Regis are independent of the federal and provincial governments, this division is largely for statistical purposes.

Ahkwesasne Mohawk Board of Education (AMBE) operates Ahkwesahsne Mohawk School (preschool through middle school) on Cornwall Island.

[3] AMBE agrees to pay tuition for high school students to two school districts in Ontario: Upper Canada District School Board (UCDSB), with AMBE-tuition-paid students going to Cornwall Collegiate and Vocational School and some other UCSDB programs, and Catholic District School Board of Eastern Ontario (CDSBEO), with AMBE-tuition-paid students going to St Joseph's Secondary School and some other CDSBEO programs.

[4] UCDSB categorizes Cornwall Island to be in the district's Ward 11.

This article about an Indian reserve in Ontario is a stub.