Picnic Area Rentals 0 Clayton Community Park 10000 Main Street Clayton, CA The Grove Park Policy | Check Availability | Submit Rental Application Online The Grove Park (Downtown): 650 Main Street Clayton, CA Clayton Community Park Policy | Check Availability | Submit Rental Application Online Picnic Area Rentals2017-04-192018-05-26http://claytonca.gov/wp-content/uploads/2016/10/cityclayton-dk-01.pngCity of Claytonhttp://claytonca.gov/wp-content/uploads/2016/10/cityclayton-dk-01.png200px200px