"No zoning" cuts both ways, and the mineral rights under a lot of cheap acreage belong to somebody else entirely.
What a deed conveys is a bundle of rights, and rural deeds have frequently had pieces taken out of them decades ago by people nobody remembers. The land can be yours while the right to drill under it, run cattle across it, cut the timber on it or build a house on it belongs to someone else.
And the absence of rules is not the same as freedom. A county with no zoning will not stop your neighbour opening a scrapyard, a shooting range or a hog operation on the boundary. A county with zoning will not let you put a second dwelling on forty acres. Both of these surprise people, in opposite directions, after closing.
What to actually do
- Read the actual recorded deed and every document it references. Not the listing, not the plat, not a summary. The deed, and the chain behind it.
- Ask specifically: are the mineral rights severed? If they are, somebody else may have the legal right to come onto your land and extract. This is routine in large parts of the country and it is not always disclosed.
- Ask whether there is a conservation easement, and if so get a copy. Some forbid building outright, for ever, and they survive every sale.
- Ask for the subdivision restrictions and any HOA documents. Rural "ranchette" developments often have both, and they can ban the exact thing you are planning.
- Ring the county planning office and ask, in plain words, what you are allowed to put on that parcel: a stick-built house, a manufactured home, a barn you live in, a camper while you build, a second dwelling for a parent. Get the answer and the code section.
- Ask whether the parcel is enrolled in an agricultural or forestry tax programme, and whether taking it out triggers a rollback assessment for the back years.