All of these effect value, so it is not as simple as finding an identical comp.  

Maybe that prevents other people from selling your home without you knowing.SSN is not for identity purposes, it is for reporting purposes.

We found an amazing Agent that had sold a house identical to ours in the same neighborhood.

It’s a little more difficult if the units aren’t identical but it might work for you.

If they are identical, it could be seen as a 'pass through LLC' and you could lose some protections. 

A sociologist named James Katz, who studies the social effect of telephone technology, says that Californians are pricklier about their area-code identities than people anywhere else in the world!

Finding a property that is identical to yours right next door would be the best thing, and then from there you need to work backwards.

There where two identical houses in Huber Heights a few weeks ago. 

They should also nearly identical in the number of beds, baths, sq ft of living area, garage, basement, acres, style, age, etc. 

The moral is to do plenty of research on who you would be borrowing from -- call their references and ask them plenty of difficult questions.The lender and borrower must be identical in their vision of success for any relationship to work properly.