The public bathrooms inside the Sail Central Park main building are free to use.
The restrooms are located inside the main building on either side.
The toilets are open and accessible to the public.
I have been using it now for 3 months and it saves me so much research. Reduces the need to call and double check every time.
How did I not know these places existed?! Atly's scoring is a lifesaver, now I can finally find THE spot without wasting time Googling my life away.