Urban Planning and Design

421-a Maps
Numbers Behind 421-a and Affordable Housing Revealed

In total, the city forfeited more than $1.1 billion in tax revenue in 2014 alone through the 421-a program, 60% of which subsidized buildings in Manhattan
See the details»»

planningpage-mikenew
New timeline depicts major changes coming to Manhattan’s West Side

See the timeline »»
Become part of the Penn 2023 campaign »»

Contact

Kate Slevin
Vice President, Policy and Planning
kslevin[at]mas.org

Positions & Testimony

The MAS staff members testify regularly on a range of issues before city commissions and committees, and in other forums.
See testimony »»

Other Projects

APOPS
Brownsville
East Midtown

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