Cambridgeis a city located inSouthern Ontarioat the confluence of theGrandandSpeedrivers in theRegional Municipality of Waterloo, Ontario, Canada. It is anamalgamationof theCity of Galt, the towns of Preston and Hespeler, and the hamlet ofBlair.Galt covers the largest portion of Cambridge, making up the southern half of the city. Preston and Blair are located on the western side of the city, while Hespeler is in the most northeasterly section of Cambridge.