383 recorded events, 1980–2026, from 16 city data systems. The city's paper trail here is mostly 117 HPD housing violations, 99 311 service requests, 79 HPD complaints.
Full record, year by year Support this site
A meaningful record of code violations or complaints relative to its peers. More recorded distress than 93% 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 260. In ZIP 11385, 73% of residential buildings hold an A and 5% grade D or F. How grades work
Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 5 total — 0 class C (immediately hazardous), 4 class B, 1 class A. Oldest open since 2026-09-16. |
status snapshot refreshed weekly from HPD records
4 heat or hot-water complaints in the last three years (winter 2023–24: 2).
No bedbug-infested units reported in the last three years of filings.
$16,250 in enforcement penalties imposed (ECB/OATH) in the last three years.
43 service requests in the last three years. Most common: Noise (12) · General Construction/Plumbing (8) · UNSANITARY CONDITION (5) · WATER LEAK (4) · HEAT/HOT WATER (2) · Emergency Response Team (ERT) (2).
$1,260,000 in permitted construction work filed since 2016 (4 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.
| Yes | Built before 1974 (1930) |
| Yes | Six or more residential units (6) |
| No | 421-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 owner(s) | 686 ONDERDONK LLC |
| Head officer | AMIR BARKHORDAR |
| Managing agent | JSAF MANAGEMENT LLC |
| Last registered | 2025-09-16 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $818,000 | $368,100 |
| 2026 | $892,000 | $401,400 |
| 2027 | $999,000 | $449,550 |
The city's market estimate has risen 22% between tax years 2025 and 2027.
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.
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.
| Subway | Seneca Av — M · 350 ft straight-line (about a 2-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Gates Av / Onderdonk Av — B13 · 150 ft |
| Citi Bike | Onderdonk Ave & Gates Ave · 150 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: 305, 81 Middle: Joseph F. Quinn Intermediate School 77. 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.
686 Onderdonk 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 |
43 311 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.
Managed by JSAF MANAGEMENT LLC — 43 buildings, 544 units. Grades across the portfolio: A7 · B4 · C9 · D9 · F13. See the whole portfolio
Most recent mortgage recorded against this lot: $1,410,087 on 2024-01-26 (lender: Colorado Federal Savings Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2025-04-11 | AL&R $2,400,000 — from 686 ONDERDONK LLC to CUSTOMERS BANK | $2,400,000 | |
| 2025-04-11 | M&CON $2,400,000 — from 686 ONDERDONK LLC to CUSTOMERS BANK | $2,400,000 | |
| 2024-01-26 | Mortgage $339,913 — from 686 ONDERDONK LLC to COLORADO FEDERAL SAVINGS BANK | $339,913 | |
| 2024-01-26 | Mortgage $1,410,087 — from 686 ONDERDONK LLC to COLORADO FEDERAL SAVINGS BANK | $1,410,087 | |
| 2024-01-26 | Deed $950,000 — from 2021-1 REALTY HOLDINGS III, LLC to 686 ONDERDONK LLC | $950,000 | |
| 2024-01-26 | AL&R $1,750,000 — from 686 ONDERDONK LLC to COLORADO FEDERAL SAVINGS BANK | $1,750,000 | |
| 2024-01-17 | Sold for $950,000 | $950,000 | $158,333 |
| 2019-01-04 | Agreement $800,000 — from ONDERDOM LLC to NAVESINK RAI,LLC | $800,000 | |
| 2019-01-04 | Mortgage $532,035 — from ONDERDOM LLC to NAVESINK RAI,LLC | $532,035 | |
| 2019-01-04 | Deed $194,750 — from KUCHARSKI, SZYMON P; KUCHARSKI, MARCIN A to ONDERDOM LLC | $194,750 | |
| 2018-11-19 | Sold for $194,750 | $194,750 | $32,458 |
| 2006-08-31 | Deed $570,000 — from ONDER REALTY I LLC to KUCHARSKI, MARCIN A; KUCHARSKI, SZYMON P | $570,000 | |
| 2006-08-31 | Mortgage $285,000 — from KUCHARSKI, SZYMON P; KUCHARSKI, MARCIN A to POLISH & SLAVIC FEDERAL CREDIT UNION | $285,000 | |
| 1984-07-16 | Mortgage $50,000 — from TURZILLI, ROBERT; COOPERSMITH, HARVEY; MEYEROWITZ, SANFORD; COOPERSMITH, JAY to FLUSHING SAVINGS BANK | $50,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 0 | 7 | 0 | 1 | 8 |
| 2018 | 0 | 0 | 12 | 1 | 1 | 14 |
| 2019 | 0 | 0 | 26 | 7 | 1 | 34 |
| 2020 | 0 | 0 | 3 | 0 | 1 | 4 |
| 2021 | 0 | 0 | 7 | 1 | 3 | 11 |
| 2022 | 0 | 0 | 31 | 1 | 1 | 33 |
| 2023 | 0 | 0 | 68 | 2 | 0 | 70 |
| 2024 | 7 | 12 | 25 | 5 | 1 | 50 |
| 2025 | 1 | 2 | 41 | 5 | 2 | 51 |
| 2026 | 0 | 0 | 24 | 0 | 1 | 25 |
Every one of the 383 recorded events, 1980–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11385 · Landlord rankings · How grades work · The map · The Mice Map