More perks. More style. More convenience. Discover Parkside at Castleton Square and upgrade your lifestyle with modern living spaces and brag-worthy community amenities. Our pet-friendly 1, 2 & 3 bedroom apartment and townhome community in Indianapolis, Indiana, features a fitness center, a clubhouse, and more, all in the heart of a vibrant neighborhood. Come on over to Parkside at Castleton Square and picture your life, upgraded.