This is a live news feed from the Wynnetka Neighborhood Council. Winnetka is a neighborhood in Los Angeles, California with a population of 57,095. Winnetka is in Los Angeles County. Living in Winnetka offers residents an urban suburban mix feel and most residents own their homes. In Winnetka there are a lot of restaurants, coffee shops, and parks. Many families and young professionals live in Winnetka and residents tend to be liberal. The public schools in Winnetka are above average.