County Road 210 is a county highway in St. Johns County, Florida. A county highway (also county road or county route; usually abbreviated CH or CR) is a road in the United States and in the Canadian St Johns County is located in northeastern Florida. As of the 2000 census, the population was 123135 It extends from Ponte Vedra Beach, south through Palm Valley, and then west to U.S. Route 1. This page is for the community in Florida For other places see Pontevedra (disambiguation. Palm Valley is a Census-designated place (CDP in St Johns County, Florida, United States. US Route 1 (US 1 is a major north-south US Highway that serves the East Coast of the United States. The stretch east of U. S. 1 is known as Palm Valley Road. County Road 210 then extends from U.S. Route 1 west to County Road 16A in Switzerland, Florida. US Route 1 (US 1 is a major north-south US Highway that serves the East Coast of the United States. Switzerland Florida is a Unincorporated community in St Johns County, Florida, United States.