The city of Houston is located in the United States. The United States sits between Canada to the north and Mexico to the south on the North American continent.
America is made up of 50 states, as well as a federal district known as Washington, D.C., and several territories in the Pacific and the Caribbean. Houston is in the southern state of Texas. With a population of over 2 million people, Houston is the most populous city in the southern United States. The city was founded in 1836 at the end of the Texas War of Independence. Houston was named after the war hero General Sam Houston.