Yes. A family access membership is what you are asking about. Proof of benefits for medicaid, wic or food assistance is all you need to show.
@ Aaron: The website would never mention free or discounted memberships for the poor. You have to ask an employee to get that information.
Yes. You can show that or your insurance card and you'll get a discount.
It does not appear so based off of the information provided on the website.
Thanks! Your answer is awaiting moderation.