> Off-grid does not mean you are alone with no one around and no possible way to get groceries if you desperately need to

Yeah that basically makes you camping, not living off grid.

> Ideally it means you have a wife and kids, fertile land

I'm talking about northern saskatchewan here

> growing food and animals, your own water and energy supply, and if need be you can go into town

At that point you might as well be living in the city.