Finally, a new index tracks condo activity in Manhattan

Thank you, Streeteasy.com, for introducing a Condo Market Index (CMI) for sales in Manhattan. No longer do we have to contend with Case-Shiller’s imperfect index, which covers the entire city and surrounding suburbs while ignoring apartment sales.

In the chart above, the bottom line represents condo sales volume in all of Manhattan starting in January 1995. Click to expand and to link to a detailed table of prices by the downtown, midtown, Upper West Side and Upper East Side neighborhoods.

Unfortunately, the property-search Web site does not provide