Welcome to Riachi at One21, a community of spacious, luxury townhomes and apartments in Plano TX. Enjoy high-end amenities and conveniences at Riachi at One21. Our community offers 1, 2 , and 3 bedroom luxury apartments as well as 2 and 3 bedroom luxury townhomes. Residents indulge in premium amenities like 2 resort-style pools with pagodas and bar, a fitness center, and a clubhouse.We're located in a great community for your new home, just minutes away from a variety of parks, dining, entertainment, and schools. Discover a lifestyle full of luxury at Riachi at One21. Give us a call or fill out our form today for your exclusive tour of our community.