Here is a Heron buying guide that discusses the variations in Herons that come up for sale.
The National Association currently has Heron 10294 Boolong for sale (pictured left). This boat is an as-new Dinghy Sports hull with Freddy Foils, fully rigged with a Bermudan mast and set of MC sails. She comes with a double road trailer and beach dolly. Contact the Association through firstname.lastname@example.org if you are interested in this boat.