Do you need make reservations for picnic tables and firepits?

First come, first serve. Go early on weekends and holidays.

No

Jose hit it on the nose. Covered picnic tables can & are reserved far in advance.

Yes. For some of the more choice locations they are required and people make them a year in advance every year. But for most of the park no reservations are necessary.

Nope!

No it's first come first serve.

No. Most of it is first come first serve basis