Walnut Festival Walnut Creek 2024 Tickets. Thousands are expected to descend on heather farm park starting thursday september 19th through sunday september 22nd, 2024 for the walnut festival. Saturday, sep 21, 2024 from 12:00pm to 11:00pm.

301 north san carlos drive. September 13, 2024 5:00 pm to september 20, 2024 7:00 pm