Would something like this be an option? https://steemit.com/life/@alanfreestone/i-ve-bought-a-van-2e3a11b4bfd6e She's a beaut & quite a lot of space for one/two people . Apparently 40mpg if driven with a gentle foot.
I'm busy plotting the interior right now. Some just buy an old caravan & swap the interior into a van, but I hate the weird materials they use in caravans.