Stand up boards are big and heavy for the most part, and many of us aren't power lifters, so they're not fun to haul that far. In the kayaking world, dollies have been made for hauling around those long boats. Many of those can also be used for sups such as the Ouzel Cart shown above. If you're hauling your board in sand, some products have big wide wheels for sand, while most are for pavement or compacted dirt.
Standupzone had a fun posting the other day on what folks use to haul their boards around:
Author Lloyd Kahn who produces incredible books about US coastal architecture, has a few great vehicles photographed over the years in his books: http://lloydkahn-ongoing.blogspot.com/search?q=surf+vehicles
Find this product a Northwest Outdoor Center in Seattle.