What the listing does not show
427 Humboldt Street
Brooklyn, NY 11211Walk-up apartment buildingLow risk(partial records)
Listed at $3,000,000. The listing does not mention what city records show: no open housing, building, or penalty records. The mortgage amount and the recorded document amounts are in the full report.
- Asking
- $3,000,000
- Beds
- 8 beds
- Baths
- 3 baths
- Size
- 2,400 ft²
- Building
- Walk-up apartment building
- Built
- 1910
- Open housing violations
- 0
- Immediately hazardous
- 0
01 / Findings
What to ask about
City records a buyer can raise and a seller should be ready to explain. A reading of open filings, not a forecast.
- 01Checked: no open housing violations on file.
- 02No Buildings Department file matched this address.
02 / Building
The building
Department of Finance class C0: Walk-up apartments.
- Type
- Walk-up apartment building
- Year built
- 1910
- Floors
- 3
- Units
- 33 residential
- Building area
- 2,400 ft²
- Residential / commercial
- 2,400 / 0 ft²
- Lot
- 1,000 ft²20 × 50 ft
- Assessed value
- $174,480Tax assessment, not market value
- Assessed land
- $12,240
- Tax exemption
- None
03 / Zoning
What the lot allows
Zoned R6B. Floor area ratio is how much building the lot can legally hold. Listings rarely spell this out.
Unused residential floor area
0ft²
Built at 120% of allowed
The building already exceeds today's allowed residential floor area.
- Commercial FAR allowed
- 0.00
- Community facility FAR
- 2.00
- Affordable housing bonus FAR
- 2.40
- Zoning district
- R6B
04 / Checked
What was checked
A zero means the file exists and is clear. A dash means the city has no file for this address, which is not the same thing.
Housing (HPD)
0
open violations
No open housing violations on file.
Registration recently lapsed, ended Sep 1, 2026. Owner state NY.
Buildings (DOB)
—
no file
No Buildings Department file matched this address.
Penalties (ECB)
—
no file
Penalties are listed with the Buildings file, which is missing here.
05 / Full report
Not on the listing
Sale prices, mortgage amounts and document amounts the city has on file. The listing does not include them.
21 recorded documents · 0 sales of $10,000 or more · Last sale none · Last mortgage 2006
Unlock the recorded amounts for 427 Humboldt Street
After you register, the paid report includes who owns the building, plus the amounts below from the city file.
- Owner details
- Mortgage amount
- Recorded document amounts
Paid report
The rest of 427 Humboldt Street is not on the listing
After you register, the paid report names the owner. It also includes the city-file amounts the listing leaves out.
- Owner details
- Mortgage amount
- Recorded document amounts
06 / FAQ
Questions
How many open violations does 427 Humboldt Street have?
As of Oct 6, 2026, the building at 427 Humboldt Street has 0 open HPD violations (0 Class C, 0 Class B, 0 Class A, 0 Class I). These are building records, so they apply to this listing.
What is the zoning of 427 Humboldt Street?
The lot is zoned R6B. The building is built at a floor area ratio of 2.40 against 2.00 allowed for residential use, leaving about 0 ft² of unused residential floor area.
Is this property in a flood zone?
No. The lot is not inside a FEMA 100-year flood zone on the 2007 or 2015 maps.
Does a missing city file mean the building is clear?
No. A missing file means the city has no record matched to this address, not that the building has no problems. Condominiums and small buildings often sit outside the housing registry. Ask the seller or the managing agent directly.
What amounts are recorded for 427 Humboldt Street?
Owner details are in the paid report, available after you register. Mortgage amount, Recorded document amounts are in the city file and included there too.
Where does this data come from?
Records are combined from NYC DCP PLUTO (tax lot, zoning, FAR); NYC HPD (housing violations and registrations); NYC DOB and ECB (building violations and penalties); NYC ACRIS (recorded deeds, mortgages and satisfactions); Active for-sale listings. PLUTO version 26v2.
Sources
NYC DCP PLUTO (tax lot, zoning, FAR) · NYC HPD (housing violations and registrations) · NYC DOB and ECB (building violations and penalties) · NYC ACRIS (recorded deeds, mortgages and satisfactions) · Active for-sale listings
PLUTO 26v2, refreshed Oct 6, 2026. Written for people buying or selling this property. Not legal, tax, or appraisal advice. Confirm the details with the city before you offer or list.