1337 1 AVENUE is a late-20th-century 1984 building, 39 floors, 14 units in Upper East Side, NYC. Owned by UNITED NATIONS DEVELOPMENT CORP. Public records show 51 open violations on file.
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Manhattan · February 2026
Best & worst months to sign a lease
Potential savings: ~15% by timing your move to November.
Monthly counts over the last 7 years · all data sources
No HPD records on file in the last 7 years.
Portfolio-level grade reflects the landlord's buildings across NYC, weighted by unit count. Individual building grades may differ.
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The heart of the Upper East Side between Lexington and Fifth — Museum Mile runs along Central Park, Madison Avenue boutiques cater to old money, and pre-war doorman buildings line every block. It's Manhattan at its most classically elegant.