Town Hall Address United States- Clay County Website https://www.greencovesprings.com/ County Clerk (904) 269-6302 https://www.clayclerk.com/ Mon - Fri: 8:30am - 4:30pm 825 N. Orange Ave P.O. Box 698 Green Cove Springs, 32043 United States Tax Collector (904) 269-6320 http://www.claycountytax.com/ Mon- Fri: 8:30am - 5pm 477 Houston St Green Cove Springs, 32043 United States Assessor (904) 284-6305 http://ccpao.com/ Mon - Fri: 8am - 4:30pm 477 Houston Street, P.O. Box 38 Green Cove Springs, 32043 United States County Clay