263 recorded events, 1971–2026, from 13 city data systems. The city's paper trail here is mostly 85 rodent inspections, 51 DOB permits, 43 311 service requests.
Full record, year by year Support this site
The city's published records show little recorded distress here in the last three years. Less recorded distress than 68% of 25-99-unit residential buildings citywide. The citywide median for 25-99-unit residential buildings is 23.6 penalty points per 10 units; this building carries 8.1. In ZIP 11216, 38% of residential buildings hold an A and 19% grade D or F. How grades work
Among 17,252 25-99-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 7 total — 2 class C (immediately hazardous), 0 class B, 5 class A. Oldest open since 2026-05-11. |
status snapshot refreshed weekly from HPD records
16 heat or hot-water complaints in the last three years (winter 2026–27: 4).
No bedbug-infested units reported in the last three years of filings.
$5,000 in enforcement penalties imposed (ECB/OATH) in the last three years.
20 service requests in the last three years. Most common: HEAT/HOT WATER (8) · Noise (4) · Illegal Parking (3) · Emergency Response Team (ERT) (1) · General Construction/Plumbing (1) · Sewer (1).
$598,236 in permitted construction work filed since 2016 (16 filings with a declared cost) — a rough measure of how actively the owner maintains the building. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.
| No | Built before 1974 (2024) |
| Yes | Six or more residential units (37) |
| No | 421-a / J-51 tax benefit on the current tax roll |
1 of 3 signals present. Only a partial profile — stabilization is possible but less likely. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | DEKALB COMMONS NY LLC |
| Head officer | FRANK LANG |
| Managing agent | ST NICKS ALLIANCE |
| Last registered | 2026-02-11 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,724,000 | $103,440 |
| 2026 | $1,836,000 | $826,200 |
| 2027 | $8,592,000 | $3,866,400 |
The city's market estimate has risen 398% between tax years 2025 and 2027.
Tax exemptions on the roll: 420C
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Not in a hurricane evacuation zone.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
1 street-flooding or sewer-backup complaints at this address since 2025 (1 in the last three years).
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
| Subway | Bedford-Nostrand Avs — G · 700 ft straight-line (about a 3-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Nostrand Av / DeKalb Av — B44 · 350 ft |
| Citi Bike | Kosciuszko St & Nostrand Ave · 400 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 54 The Detective Rafael Ramos School. 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.
633-639 DeKalb Avenue
| Heat or hot water | Heat or hot water |
| Apartment maintenance | Apartment maintenance |
| Bed bugs | Bed bugs |
| Residential pests | Residential pests |
| Rats or mice | Rats or mice |
| Anything else | Anything else |
20 311 service requests from this address in the last three years — 8 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.
Managed by ST. NICKS ALLIANCE — 108 buildings, 1,556 units. Grades across the portfolio: A34 · B34 · C20 · D18 · F1. See the whole portfolio
showing 60 of 108 buildings
Most recent mortgage recorded against this lot: $1,223,232 on 2023-07-25 (lender: St. Kings Alliance Corp.), 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.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2023-07-25 | Mortgage $28,177,415 — from DEKALB COMMONS NY HOUSING DEVELOPMENT FU; DEKALB COMMONS NY LLC to WEBSTER BANK, NATIONAL ASSOCIATION | $28,177,415 | |
| 2023-07-25 | AL&R $2,500,000 — from DEKALB COMMONS NY HOUSING DEVELOPMENT FU; DEKALB COMMONS NY LLC to WEBSTER BANK, NATIONAL ASSOCIATION | $2,500,000 | |
| 2023-07-25 | Mortgage $2,500,000 — from DEKALB COMMONS NY LLC; DEKALB COMMONS NY HOUSING DEVELOPMENT FU to WEBSTER BANK, NATIONAL ASSOCIATION | $2,500,000 | |
| 2023-07-25 | AL&R $16,723,258 — from DEKALB COMMONS NY LLC; DEKALB COMMONS NY HOUSING DEVELOPMENT FU to WEBSTER BANK, NATIONAL ASSOCIATION | $16,723,258 | |
| 2023-07-25 | Mortgage $14,888,928 — from DEKALB COMMONS NY LLC; DEKALB COMMONS NY HOUSING DEVELOPMENT FU to WEBSTER BANK, NATIONAL ASSOCIATION | $14,888,928 | |
| 2023-07-25 | Mortgage $1,834,330 — from DEKALB COMMONS NY HOUSING DEVELOPMENT FU; DEKALB COMMONS NY LLC to WEBSTER BANK, NATIONAL ASSOCIATION | $1,834,330 | |
| 2023-07-25 | Mortgage $15,219,992 — from DEKALB COMMONS NY HOUSING DEVELOPMENT FU; DEKALB COMMONS NY LLC to THE CITY OF NEW YORK | $15,219,992 | |
| 2023-07-25 | Mortgage $1,223,232 — from DEKALB COMMONS NY LLC; DEKALB COMMONS NY HOUSING DEVELOPMENT FU to ST. KINGS ALLIANCE CORP. | $1,223,232 | |
| 2023-07-25 | AL&R $28,177,415 — from DEKALB COMMONS NY LLC; DEKALB COMMONS NY HOUSING DEVELOPMENT FU to WEBSTER BANK, NATIONAL ASSOCIATION | $28,177,415 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 0 | 0 | 0 | 8 | 8 |
| 2018 | 0 | 0 | 0 | 0 | 8 | 8 |
| 2019 | 0 | 0 | 0 | 0 | 8 | 8 |
| 2020 | 4 | 0 | 3 | 0 | 5 | 12 |
| 2021 | 8 | 0 | 1 | 0 | 4 | 13 |
| 2022 | 0 | 0 | 7 | 0 | 9 | 16 |
| 2023 | 17 | 3 | 13 | 20 | 13 | 66 |
| 2024 | 29 | 3 | 4 | 0 | 10 | 46 |
| 2025 | 16 | 1 | 2 | 0 | 8 | 27 |
| 2026 | 5 | 0 | 28 | 0 | 2 | 35 |
Every one of the 263 recorded events, 1971–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11216 · Landlord rankings · How grades work · The map · The Mice Map