No other property better exemplifies the old adage location, location, location than 21 Knollwood DR. Located on 2.4 acres in the heart of the golden triangle this 4500 sqft classic colonial is less than 5 minutes away from 9 popular private & public schools, 3 minutes from Greenwich Avenue's signature shopping & restaurants & 8 minutes from the Metro-North Train Station. Renovated in 2012 the residence has 4 family bedrms & a private 2 room suite for nanny/guest. An ideal home for formal or casual gatherings, there is a spacious LR w/fp, DR, classic LIB w/wet bar & fp, gourmet KIT, adjoining FR w/fp & a year round sunroom. An expansive stone terrace off the FR & LR completes the picture of this 6 BED, 4 full & 2 1/2 BTH gracious home in an unbeatable location w/town water & sewer.