Depending on where you are coming from, it will require you to take a ferry to get there. You can take your car on the ferry or use the pedestrian only one. Follow this link to book: https://www.ncdot.gov/travel-maps/ferry-tickets-services/routes/Pages/default.aspx
With how quaint Ocracoke is lodging is limited. Please see Travel section for recommended hotels. If you want to make a vacation out of it and stay a week there are VRBOs available as well!
The attire for the wedding is cocktail casual. Weather permitting the ceremony will be held outside the Berkley Manor.
We love your little ones dearly, but the ceremony and reception are adults only.