Haycock Mountain, an area of triassic diabase boulders is located in Nockamixon State Park. Similar to Gov. Dick and Gov. Stables, the rocks here have very good friction in the cooler months, with just about every type of problem you can imagine. There are hundreds of established routes ranging from V0-V10+, plus hundreds more waiting to be put up. Once you are familiar with the area feel free to explore.
Newenglandbouldering.com and norope.com is a great resource for beta and to find a local to show you around. It's best to find someone to show you around because even with the guidebook, you can get disoriented very easily. This place is Huge!! Look out for briars, poison ivy, lots of poison everything else, and hunters. Make sure you wear orange blaze while climbing there during hunting season as this is State Game Land.