When 72-year-old Deepak Chatterjee told his daughters he planned to move into a dedicated senior living project, they had only one question: Why? To which Chatterjee, a former MD and CEO of SBI Mutual Funds and currently chairperson of the UTI Asset Management board, had only one answer: Peace of mind, for both generations. This story, in short, of the Chatterjees, who currently live in Vasant Kunj in South Delhi , is illustrative of a growing niche among the upper middle class of Delhi-NCR seeking specialised housing in their senior years. An increasing elderly population and the nuclearisation of families, with both spouses working, have made such dedicated residences an increasingly attractive market, one that is only set to grow, say developers and real estate consultants.…