Avalon Rockville Centre offers 1 and 2 bedroom apartments along the LIRR and set by Morgan Days Bark and tranquil Smith Lake. Avalon Rockville Centre offers 1 and 2 bedroom apartments along the LIRR and set by Morgan Days Bark and tranquil Smith Lake. These brand new apartments include gourmet kitchens, full-size washer and dryer, and spacious walk in closets. Upgrade any home to Furnished and enjoy the convenience of turnkey living. The community includes a sparkling outdoor swimming pool, state-of-the-art fitness center and BBQ/picnic area in this ENERGY STAR Certified community.