I'd like to post an Owner Estimate on my property. How do I do that?
You have the ability to post an Owner Estimate on your property on Zillow. After you have claimed your home, you can post your own estimate and explain how you've arrived at your estimate.
If you have claimed your home you'll see the option to post an Owner Estimate in the Zestimates section of the home details page, under the description of your property: