- Norwalk is a city located in Los Angeles County, California. It is part of the Greater Los Angeles area and has a population of approximately 103,949 as of 2019. Norwalk is known for its diverse population, suburban feel, and proximity to major freeways and transportation hubs. The city has a variety of parks, recreational facilities, and community events for residents to enjoy. Norwalk is also home to the Cerritos College, a two-year community college.