Free with King size pass.
It's free with the season passes.
We went about 2 weeks ago, just to ZooAmerica, and it was $13 for anyone 6-62 I think.... I might have the ages a bit off but it was quite reasonable. They are cashless though so make sure you have a debit or credit card or just prepay through their website.
Your ticket to Hershey Park gets you into the zoo for free.
Check their website
Free with admission to the park.
13.85 free with Hershey Park pass
Its free when you purchase a ticket tp the park area
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