Jupiter is in Palm Beach County. Florida's seller steps are the same statewide: complete the Transfer of Title by Seller section on the title, keep your license plate, and file a Notice of Sale (form HSMV 82050), as FLHSMV describes. The motor vehicle offices FLHSMV lists for Palm Beach County are on our county page. Read how to sell a junk car in Florida, see all Palm Beach County cities, or send photos for an offer. Nearby: Palm Beach Gardens, North Palm Beach, Wellington, West Palm Beach.