In the year 1814, Fort Gratiot was established at the base of Lake Huron and was considered the first organized population in the area. In 1857, Port Huron became an incorporated city. Port Huron's population grew rapidly after the 1850s due in part to a successful shipbuilding and lumber trade. By the 1870, Port Huron's population exceeded that of surrounding villages in the area. 

The Blue Water Bridge is a twin-span bridge that crosses the St. Clair River between Port Huron, Michigan and  Sarnia, Ontario. The Blue Water Bridge connects with Highway 402 in Ontario and with both Interstate 69 and Interstate 94 in Michigan. 

When Thomas Edison was seven his entire family moved to Port Huron, Michigan. he could only attended school forthree months was not due to poverty. His mother home-schooled Thomas after the  school master reported that he was to "addled-brain".
Thomas had built a laboratory in his cellar and was an avid experimenter. He needed money for chemicals and supplies so that led to his first job and business ventures.

"By a great amount of persistence," Thomas wrote, "I got permission to go on the local train as a newsboy. The local train from Port Huron to Detroit, a distance of sixty-three miles, left at 7 A.M. and arrived again at 9.30 P.M. After being on the train for several months I started two stores in Port Huron, one for periodicals, and the other for vegetables, butter, and berries in the season. They were attended by two boys who shared in the profits."