Penwood State Park Loop is a standout hiking destination in Bloomfield, Connecticut, covering 4.5 miles with 400ft of elevation change. Stats: 4.5 miles, 400ft gain, Moderate. Type: Loop. Surface: Rock/Dirt. Time: 2-3 hours. Fee: Free. Dogs: Yes. Permit: No. Wildlife: deer, wild turkeys, foxes, broad-winged hawks. Best seasons: Traprock ridge trail above the Farmington Valley. Pack water, layers, and appropriate footwear. Conditions vary across Connecticut. Leave No Trace: stay on trail, pack out all waste, respect wildlife.