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471 Keap Street

389Records
13City systems
1Open violations
21.4Penalty rate
Brooklyn · ZIP 11211 · Neighborhood: Williamsburg
Open in the map

389 recorded events, 1966–2026, from 13 city data systems. The city's paper trail here is mostly 177 311 service requests, 47 ACRIS deeds & mortgages, 33 DOB permits.

BoroughBrooklyn 11211
Built1910
Floors4
Res. units13
ClassC1
Owner (PLUTO)KEAP LOFTS LLC
BBL3023710040
BIN3332272

Full record, year by year   Support this site

GRADE A

The city's published records show little recorded distress here in the last three years. More recorded distress than 57% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty points per 10 units; this building carries 21.4. In ZIP 11211, 58% of residential buildings hold an A and 7% grade D or F. How grades work

this building
A
B
C

Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

Open HPD violations1 total — 1 class C (immediately hazardous), 0 class B, 0 class A. Oldest open since 2026-06-14.

status snapshot refreshed weekly from HPD records

Patterns

4 heat or hot-water complaints in the last three years (winter 2024–25: 2 · winter 2025–26: 2). Repeated winter clusters suggest a chronic heating problem.

2
’24–25
2
’25–26

No bedbug-infested units reported in the last three years of filings.

What 311 hears from this address

55 service requests in the last three years. Most common: Noise (22) · Dirty Condition (11) · PLUMBING (2) · GENERAL (2) · DOOR/WINDOW (2) · HEAT/HOT WATER (2).

Filed construction activity

No permitted work with a declared cost filed in the last decade. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.

Rent-stabilization signals

YesBuilt before 1974 (1910)
YesSix or more residential units (13)
No421-a / J-51 tax benefit on the current tax roll

2 of 3 signals present. This is the classic profile of a rent-stabilized building (pre-1974, 6+ units) — many units in such buildings remain stabilized. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).

Registered with HPD — the names behind the building

Registered owner(s)KEAP LOFTS LLC
Head officerMENDEL JACOBS
Managing agentGUARDEUM MANAGEMENT
Last registered2025-10-10

as filed by the owner in the building's HPD registration

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$2,126,000 $956,700
2026$2,287,000 $1,029,150
2027$2,580,000 $1,161,000

The city's market estimate has risen 21% between tax years 2025 and 2027.

Flood exposure

Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).

Hurricane evacuation zone 3 of 6 — zone 1 evacuates first.

Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.

No street-flooding or sewer-backup complaints on record at this address.

Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.

Getting around

SubwayLorimer St — G L · 250 ft straight-line (about a 1-minute walk) · station accessibility: full
BusNearest boarding stop: Rodney St / Ainslie St — B24 · 300 ft
Citi BikeMetropolitan Ave & Meeker Ave · 350 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 017 Henry D. Woodworth. Confirm with the DOE's school search.

Distances are straight-line, not walking routes. Transit locations from the MTA and Citi Bike, bike facilities from NYC DOT, school zones from the DOE's 2024–25 maps.

Report a problem to 311

471 Keap Street

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Anything elseAnything else

55 311 service requests from this address in the last three years — 2 of them about heat or hot water.

311 will ask for the address, the apartment if the problem is inside, and what's wrong. Contact details are optional for most complaints; food-poisoning reports can be anonymous. Complaints appear in the city's public 311 data, usually within a day or two, and then in the Live from 311 box on this page.

The landlord's report card

Managed by GUARDEUM MANAGEMENT LLC — 18 buildings, 152 units. Grades across the portfolio: A3 · B5 · C3 · D3 · F4. See the whole portfolio

BuildingBoroughUnitsGrade
1199 Boston Road BX21 F
1195 Boston Road BX20 D
346 Gates Avenue BK16 C
471 Keap Street BK13 A
711 East 215 Street BX10 B
701 Van Siclen Avenue BK10 B
159 Evergreen Avenue BK8 B
163 Humboldt Street BK8 C
523 Willoughby Avenue BK8 B
163 South 1 Street BK8 A
291 Cornelia Street BK7 C
340 East 51 Street BK6 D
1240 Putnam Avenue BK3 F
896 Lafayette Avenue BK3 F
2310 Bedford Avenue BK3 F
385 Sumpter Street BK3 D
387 Sumpter Street BK3 A
1813 St Johns Place BK2 B

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $629,908 on 2022-02-16 (lender: Webster Bank, N.A.), covering 3 lots — the amount covers all of them. Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2022-02-16Mortgage $629,908 — from KEAP LOFTS LLC; 159 EVERGREEN HOLDINGS LLC; 163 SOUTH ONE LLC to WEBSTER BANK, N.A. $629,908
2022-02-16AL&R $10,500,000 — from 163 SOUTH ONE LLC; KEAP LOFTS LLC; 159 EVERGREEN HOLDINGS LLC to WEBSTER BANK, N.A. $10,500,000
2022-02-16Agreement $10,500,000 — from 159 EVERGREEN HOLDINGS LLC; 163 SOUTH ONE LLC; KEAP LOFTS LLC to WEBSTER BANK, N.A. $10,500,000
2016-06-02Mortgage $1,060,000 — from KEAP LOFTS LLC to SOVEREIGN BANK, N.A.; SOVEREIGN BANK; SANTANDER BANK, N.A. $1,060,000
2016-06-02Agreement $4,700,000 — from KEAP LOFTS LLC to SANTANDER BANK, N.A. FKA SOVEREIGN BANK, $4,700,000
2011-09-19Agreement $3,640,000 — from KEAP LOFTS LLC to SOVEREIGN BANK $3,640,000
2011-09-19Mortgage $295,000 — from KEAP LOFTS LLC to SOVEREIGN BANK $295,000
2011-04-06CERR $1,995,000 — from KEAP STREET DEBT LLC to KEAP STREET DEBT LLC $1,995,000
2011-04-06Deed $3,630,000 — from 471 KEAP STREET, LLC to KEAP LOFTS LLC $3,630,000
2008-11-03AL&R $300,000 — from 471 KEAP STREET, LLC to BANK OF SMITHTOWN $300,000
2008-11-03Mortgage $300,000 — from 471 KEAP STREET, LLC to BANK OF SMITHTOWN $300,000
2006-11-22Mortgage $349,533 — from 471 KEAP STREET, LLC to BANK OF SMITHTOWN $349,533
2006-11-22Mortgage $2,350,000 — from 471 KEAP STREET, LLC to BANK OF SMITHTOWN $2,350,000
2006-11-22AL&R $1,350,000 — from BANK OF SMITHTOWN to 471 KEAP STREET, LLC $1,350,000
2006-11-22Agreement $1,350,000 — from 471 KEAP STREET, LLC to BANK OF SMITHTOWN $1,350,000

Ten-year activity

50250
2017
2018
2019
2020
2021
2022
2023
2024
45
2025
2026
EnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
201718009
201815017
20190150015
20201100011
20211190020
20220224026
20230190019
20240130013
20250450045
20260200020
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The full timeline

Construction 44Enforcement 57Housing & tenants 240Ownership & money 47Health & systems 1

Every one of the 389 recorded events, 1966–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 11211 · Landlord rankings · How grades work · The map · The Mice Map