Can you have picnics are there grills

Yes

By the pavilions yes

Yep!

Theres a picnic area, there are grills, tables etc. It you search sandy key picnic area you should be able to find the pics and get an idea of how big it is :)

Yes. Not far from the beach but not on the beach are two large shelters with grills you can reserve for a very low fee. The are also open picnic tables with grills. You can look up the layout and find the shelters and grills on website for sand key park.

You have reserve a picnic area if its alotbof peeps

Yes and yes