Jefferson Market Library
NYC LandmarkManhattan· Built 1877· 3 floors
Year Built
1877
Floors
3
Units
1
0Building Area
19,800 sqft
Lot Area
26,747 sqft
Floor Area Ratio
0.74
Max: 3.4 commercial
Zoning
Building Class
P8
BBL
NYC Landmarks Preservation Commission
Greenwich Village Historic District
LPC #LP-00489 · Historic District
View LPC designation →Investigate Jefferson Market Library
Full building dossier
25+ facets: ownership, zoning, fraud patterns, climate exposure, slumlord network, energy benchmarking.
Ownership chain
LLC officers, registered agents, connected entities, beneficial owners (where unmasked).
Recent permits
DOB job filings, alterations, plumbing/electrical permits, demolition permits.
HPD violations
Class A, B, C violations history. Heat / mold / pest / structural / fire-safety issues.
Frequently asked
Where is Jefferson Market Library?
Jefferson Market Library is located at 421 AVENUE OF THE AMER in Manhattan. Tax lot identifier (BBL): 1006060001.
How tall is Jefferson Market Library?
Jefferson Market Library has 3 floors per NYC PLUTO data.
When was Jefferson Market Library built?
Jefferson Market Library was built in 1877 (pre-war).
How big is Jefferson Market Library?
Jefferson Market Library has approximately 19,800 square feet of building area on a 26,747 sqft lot. Floor Area Ratio (FAR): 0.74.
How many units are in Jefferson Market Library?
Jefferson Market Library has 1 total units.
Is Jefferson Market Library a NYC Landmark?
Yes — Jefferson Market Library is designated as Historic District by the NYC Landmarks Preservation Commission (LPC #LP-00489).
What zoning district is Jefferson Market Library in?
Jefferson Market Library is in zoning district C4-5.