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New York's Housing Underground: A Refuge and Resource

Report last updated March 16, 2008

Between 1990 and 2000, New York City gained 114,000 apartments that are not reflected in the official number of certificates of occupancy the City granted for new construction or renovation. Many more have almost certainly been created since. These phantom apartments are the city's housing underground: units that have been created in spaces that are not approved for living.

Housing Underground.pdf

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