Historic Kirkwood, Missouri is known for its high property values, quality public and private schools, safe neighborhoods, and parks. Kirkwood, MO, is a thriving suburb of St. Louis, celebrated for its warm community atmosphere, historic charm, and family-friendly appeal. Known as the “Green Tree City,” Kirkwood boasts picturesque neighborhoods with a mix of historic homes, cozy bungalows, and modern residences, all surrounded by lush greenery.