The Norwalk River is a freshwater river located in southwestern Connecticut. It flows approximately 23 miles from its source in the town of Danbury to its mouth at Long Island Sound in Norwalk. The river passes through several towns, including Wilton and New Canaan, and is an important natural resource for the region. The river supports a variety of wildlife and provides recreational opportunities such as fishing, kayaking, and hiking along its banks. Efforts have been made to improve water quality and restore habitats, making the Norwalk River a vital part of the local ecosystem and community.