Are there restrooms to change diapers and are they family friendly so a dad can take his daughter to use the restroom?

There are changing tables in both the men's and women's restrooms I don't know about family restroom. But it is a very family-friendly Park

And

Six flags does not have family restrooms, they do have changing tables inside both men and women restrooms. Also have 1 changing and nursing room in looney toons area. You'll basically take her in to the men's restroom.

Yes in various places

mhmmm

Yes they have family restrooms

Yes.

Absolutely!