841 LEXINGTON AVENUE is a mid-century 1929 building, 5 floors, 5 units in Upper East Side, NYC. Owned by GEF DEVELOPMENT CORP. Public records show 15 open violations, 1 311 complaint on file.
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Manhattan · March 2026
Best & worst months to sign a lease
Potential savings: ~12% by timing your move to October.
Asking rent per bedroom type — switch tabs to see each with effective (concession-net) rent.
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.
View full landlord profileTop 3 by score · of 4 total
ACRIS deeds and regulatory filings
The Lenox Hill area of the Upper East Side is refined, residential Manhattan — world-class hospitals, the Park Avenue corridor, and proximity to Central Park define daily life. It's quieter and more established than neighborhoods further south.
DOOR/WINDOW — DOOR