For a more livable city from sidewalk to skyline

what we stand for

Advocacy

public space atrium at Trump Tower, 590 Madison Avenue
Planning
Advocates for Privately Owned Public Space

Protecting New York’s 80-acre network of public plazas and arcades

2000–present
Policy
City Environmental Quality Review Reform

Exploring ways to improve the City's CEQR process

2018–present
PlanningPolicyPreservation
Data Distillery

Data in translation

2024 - present
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Open Call: 2027 MASterworks Design Awards

Celebrating excellence in architecture & urban design across New York City

Deadline: Friday, November 13 at 11:59 PM

Make a Submission

Events + Tours

TourIn Person
Grand Central Terminal
with MAS Docent
Saturday, November 7 at 11:00 AM
Member: $15 | Non-member: $25
Buy Tickets
TourIn Person
Fort Greene
with Suzanne Spellen & Morgan Munsey
Saturday, November 7 at 2:00 PM
Member: $25 | Non-member: $35
Buy Tickets
Insider SeriesTourIn Person
The Green-House at Green-Wood Cemetery
Sunday, November 8 at 10:00 AM
Free!
Attend
TourIn Person
Gilded Age Mansions OFF Fifth Avenue
with Ginny Poleman
Sunday, November 8 at 11:00 AM
Member: $25 | Non-member: $35
Buy Tickets
TourIn Person
Grand Central Terminal
with MAS Docent
Tuesday, November 10 at 12:30 PM
Member: $15 | Non-member: $25
Buy Tickets
Event
Film Screening: The Social Life of Small Urban Spaces
Thursday, November 12 at 6:00 PM
Member: Free | Non-member: $15
Attend
View All Events + Tours

Help us continue our policy advocacy of behalf of New York City.

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Legacy

Celebrating 130 years of advocacy on behalf of New York and New Yorkers.
Learn More
Person's hand drawing plans for Coney Island
2008
Imagining Coney Island
View Our Full History