18 Pennwood Drive in Mastic Beach, NY, is a 4-bedroom, 2-bath colonial listed at $499,999. This single-family home offers approximately 1,350 square feet of living space, an eat-in kitchen, a formal dining room, a basement, a deck, driveway parking, and no HOA. The listing also highlights convenient access to Smith Point Beach, New York City commuting routes, and schools in the William Floyd district…. Listed by Signature Premier Properties. Click Here for More Information