The 2026 Mill Valley Fall Arts Festival will be held Sept 19 & 20 from 10am - 5pm at Old Mill Park in Mill Valley. Explore more than 135 local and international juried artists from woodworking to jewelry, pottery to paintings, and more. Visitors will also enjoy live music, special presentations (PAASS, Creative Growth of Oakland, Autistry Studios of San Rafael) and a children’s grove. Perfect for art enthusiasts and fun for the entire family.