Timmins is a city in the Cochrane District of Ontario, Canada, located on the Mattagami River. The city is the fourth-largest city in the Northeastern Ontario, with a population of 41,145 at the 2021 census, and an estimated population of 44,819 in 2023. The city's economy is based on natural resource extraction. It is supported by industries related to lumbering, and to the mining of gold, zinc, …