I mention pole building Nate, as in posts in the ground, tin strapped, dirt floor - no cement! Your friend @$20k includes cement floor, correct? But then, the wider you go - the more expensive it gets too. And X the $1000+ roll up door(s) too, don't need it, less drafts, cheaper to heat/cool. Tar paper or 3/8 plywood for non dirt roads for the show ponies...
I'm just throwing ideas out there to get ppl thinking of how to do this for the best bang for their buck! It's not like
I'll ever be a regular... quite likely a visitor once every 3 to 5 yrs, providing it's an early harvest & chances of good driving weather.