Can the tables under the roof be reserved? Can you pay with a credit card or is it cash only?

Yes to credit cards and you can call to reserve a picnic area

Cash &card and yes on reserve

They will also take a check with ID

Yes

Yes, you can reserve the gazebo and you can pay with cash or credit card.

Yes you can pay with both cash and credit card as well as a check with ID and yes you can reserve.