The park includes hiking trails, camping areas, and fishing spots, as well as a salt marsh with birds including cranes, herons, and osprey. Here's are some other options of beaches and state parks throughout the state: https://www.planetware.com/connecticut/top-rated-beaches-in-connecticut-us-ct-11.htm
If you're heading to Rocky Neck State Park making a stop at the Book Barn is a must. It's a used book store, with several locations in the area, with a wide selection of genres spread throughout several themed buildings, as well as gardens, goats, and cats.
The state has several great wineries and vineyards that offer on-site wine tastings and events.
If beer is more your thing, the state has even more taprooms, breweries and beer bars.
Shops, food, gambling, entertainment--what more could you want?
Even more shops, food, gambling, etc.
History!
We went here for our engagement shoot. The beautiful grounds and small beach are a great way to spend a quiet afternoon.