Situated on the shores of Lake Huron at the mouth of the St. Clair River, The City of Sarnia is noted for its breathtaking sky-blue water and beautiful waterfront parks. A border community with a population of 72,000 residents, the City of Sarnia offers a high quality of life with affordable living, excellent schools, state-of-the-art healthcare facilities, and a variety of cultural institutions, together with exceptional recreation and leisure services. The best of Sarnia is featured in a series of three videos showcasing the natural beauty, the lifestyle of our residents, and the strategic advantages for business. Learn more about Sarnia and all it has to offer through our Guides to the City. Sarnia, the place you want to Live, Work and Play.