Sarnia Obituary Search, Learn about Sarnia's history here Overview Sarnia is a city in Southwestern Ontario, located where Lake Huron flows into the St. Clair River on the shores of Lake Huron, the community of Sarnia is known for its breathtaking waterfront, pristine beaches and beautiful parks system. Sarnia is located on the eastern bank of the junction between the Upper and Lower Great Lakes, where Lake Huron flows into the St. Clair River, just over an hour’s drive from London along Highway 402. It is at the south end of Lake Huron. border. The French explorer, Robert de La Salle, first sailed the area in 1679, and gave it the name then in use by the First Nations, “The Rapids Sarnia is located on the eastern bank of the junction between the Upper and Lower Great Lakes, where Lake Huron flows into the St. Situated on the American border, just a short drive from London, Ontario, the community boasts a host of recreational opportunities, state-of-the-art healthcare, a vibrant cultural scene, and Sarnia is a city in Southwestern Ontario with a population of around 98,000 (2021). It is adjacent the Canada- United States border follows the St. Lambton County stretches along the St. Clair River up the coast of Lake Huron. The place you want to be! Media Releases City encouraging residents to get ‘Prepared Together’ for EP Week 2026 May 1, 2026 — The City’s Emergency Management team is highlighting that when it comes to home emergency preparedness it […] Compost Site open Saturday of May long weekend for material sales April 30, 2026 — To aid gardeners getting a jump on the growing season the Sarnia Apr 21, 2026 ยท Sarnia sits at the meeting point of Lake Huron and the St. The site's natural harbour first attracted the French explorer La Salle. Visit top-rated & must-see attractions. Clair River. Sarnia is connected to the United States via the border at the Blue Water Bridge. S. View Sarnia-Lambton About Sarnia Located at the mouth of the St. The French explorer, Robert de La Salle, first sailed the area in 1679, and gave it the name then in use by the First Nations, “The Rapids . Clair River in the Southwestern Ontario region, which forms the Canada–United States border, directly across from Port Huron, Michigan. Things to Do in Sarnia, Ontario: See Tripadvisor's 9,918 traveler reviews and photos of Sarnia tourist attractions. Find what to do today, this weekend, or in May. Whether you are looking for arts and culture, fine dining, farmers markets or a beach vacation, Sarnia is the place you want to be. This destination is best explored by car, with some regional bus service available. Sarnia Tourism: Tripadvisor has 9,916 reviews of Sarnia Hotels, Attractions, and Restaurants making it your best Sarnia resource. We have reviews of the best places to see in Sarnia. About 1 hour north of Detroit, Michigan and 1 hour west of London, Ontario, Sarnia enjoys one of the warmest climates in Canada. It includes Point Edward, a village in the northwest corner of the city. Clair River at the Canada-U. On the opposite side of the river is Port Huron. It is part of the traditional territory of the Ojibwa, Odawa, and Potawatomi nations. The Western Sarnia-Lambton Research Park, Bioindustrial Innovation Canada and Lambton College are among the leaders building an innovation bridge to a new economy in this beautiful waterfront community.