Northumberland—Clarke – Final boundaries
- (Population: 106,574)
- (Maps 4 and 9)
Consists of
- the Town of Cobourg;
- the municipalities of Brighton, Port Hope and Trent Hills;
- that part of the Municipality of Clarington lying easterly of a line described as follows: commencing at the intersection of the northerly limit of said municipality and a point on Regional Road 20 at approximate latitude 44°03'33"N and longitude 78°41'20"W; thence southerly along said road to Concession Road 10; thence easterly along said road to Darlington-Clarke Townline Road; thence generally southeasterly along said road and its intermittent productions to Highway 401 (Macdonald-Cartier Freeway, Highway of Heroes); thence easterly along said highway to Cobbledick Road; thence southeasterly along said road and its southeasterly production to the southerly limit of said municipality (Lake Ontario);
- the townships of Alnwick/Haldimand, Cramahe and Hamilton; and
- the Alderville First Nation Indian Reserve.