You don't need to show the vaccination proof.
I have Been today and was not asked for it, but would definitely take it if you can. as there is plenty of security.
You only need proof of vaccination if you want to use the cafe on Liberty Island.
No
No you don't
Yes Id and proof is required when getting on boat to go
I was not asked for proof of vaccination when I visited recently, but that can change in the future. You can also show a photo of your vaccination card on your phone. For iPhone users, vaccination card in the AppleWallet is also accepted in most places.
Thanks! Your answer is awaiting moderation.