Building health · BROOKLYN, NY
built 1930 · 4 stories · 4 apartments
Also known as 451 Classon Ave — one building, several doors.
Registered with the city: Cobble Hill Management · 29 other buildings here list it; Fulton Lex Classon II. LLC; 451 CLASSON AVENUE LLC
Last sold Jul 2026 for $1,500,000 · NYC Department of Finance
Worth knowing
2 hazardous (class 1) building code violations from 2023–2026 are still open
Source: DOB Violations · as of 2026-10-21
By apartment
2 of 4 apartments named in a city recordStatus describes city records, not the building's condition. Tap a system for its records and sources.
These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked.
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Not an inspection and not a warranty. May not be used for tenant screening — terms of use · privacy.