West81st: about 2 years ago

215 West 88th Street (Merrion) "E" line: A pair of six-into-fives, with the same sponsor renovation. Up 67% since 2009 - probably a bit more, considering the difference in elevation.
--------- Recorded Sales ----------|--------- Previous Listings ---------
11/22/2013 # 8E $2,500,000 - 3.9% | $2,600,000 3 beds 2 baths 1,542 ft²
11/12/2009 #12E $1,500,000 -13.9% | $1,795,000 3 beds 2 baths 1,542 ft²
http://streeteasy.com/nyc/building/merrion-condominium