Are there public restroom? And can we grill there?

No grilling but they do have concessions and restrooms

Restrooms yes grilling no

Restroom is there but no grilling allowed

Everyone has answered your question I'm just going to add a link to the regulations website.http://gloucester-ma.gov/index.aspx?NID=299

Restrooms yes, no grilling

Yes rest rooms. No grilling but they do have a food shack with some damn good food.

Yes and no open fires