100 Adelphi Street
A 5-story building with 48 apartments, built in 1900, in Brooklyn, NY 11205.
Addresses on the lot: 100 to 108 Adelphi Street.
HPD records as of October 24, 2026
100 Adelphi Street has 18 open HPD violations, 2 of them immediately hazardous. Tenants made 12 complaints to HPD in the past year, 7 about heat or hot water. It is registered to GOODTREE DEVELOPMENT LLC. 48 apartments were registered as rent stabilized in 2023.
Does 100 Adelphi Street have open violations?
Yes: 18 open violations as of October 24, 2026. HPD sorts them by how soon the owner must fix them:
| Class | Deadline | Open |
|---|---|---|
| C, immediately hazardous | 24 hours for most | 2 |
| B, hazardous | 30 days | 10 |
| A, non-hazardous | About 90 days | 6 |
It has an open class C violation, as 66% of NYC buildings with 20 to 49 apartments do. More on buildings by size
Of the violations HPD wrote here in the past year, 3 have been closed.
Every violation on HPD Online ↗ · How to read HPD violations
What do tenants complain about?
Tenants made 12 complaints to HPD in the 12 months to October 24, 2026, 7 of them about heat or hot water. Complaints reach HPD through 311; an inspector may then write a violation.
Among NYC buildings with 20 to 49 apartments, 69% had at least one complaint to HPD in the past year, and 53% had one about heat or hot water.
Every complaint on HPD Online ↗ · Noise complaints go to 311, not HPD
Who owns 100 Adelphi Street?
100 Adelphi Street is registered with HPD to GOODTREE DEVELOPMENT LLC. The registration also names a head officer and a managing agent, the people HPD contacts about the building.
The registration on HPD Online ↗ · The owner’s other buildings, on Who Owns What ↗ · Deeds and mortgages (ACRIS) ↗ · How to find who owns a building
Housing court and evictions
None in the past five years. HPD’s record has 1 older case, the latest from 2011.
City marshals carried out no evictions here in the five years to May 30, 2026.
For comparison, 3% of residential buildings in 11205 had a housing court case in the past five years.
Is 100 Adelphi Street rent stabilized?
48 apartments were registered as rent stabilized in 2023, the same as in 2018. That’s 48 of the building’s 48 apartments. Whether one apartment is stabilized is in its rent history, which the tenant can ask the state for.
How to check if an apartment is rent stabilized
Scores out of ten, from today’s records
Score this buildingThe address check reads the latest complaints and violations and scores the building, the landlord, the noise on the block and the walk to the subway. On a StreetEasy listing, the Chrome extension adds light for the floor and value for the rent.
Buildings nearby
- 105 Carlton Avenue140 apartments, built 1930
- 88 Adelphi Street25 apartments, built 1930
- 89 Carlton Avenue22 apartments, built 2006
- 137 Carlton Avenue36 apartments, built 2019
- 62 Clermont Avenue25 apartments, built 2005
- 379 Myrtle Avenue52 apartments, built 2010
HPD violations, complaints, registrations and housing court cases as of October 24, 2026; evictions and rent-stabilized counts as of May 30, 2026; size and age from the city’s PLUTO. All from NYC Open Data. Public records, not legal advice. Tax lot 3-02044-0064.