77 recorded events, 1972–2026, from 10 city data systems. The city's paper trail here is mostly 32 311 service requests, 10 HPD complaints, 9 rodent inspections.
Full record, year by year Support this site
A meaningful record of code violations or complaints relative to its peers. More recorded distress than 89% of 1-5-unit residential buildings citywide. The citywide median for 1-5-unit residential buildings is 0 penalty points per 10 units; this building carries 25. In ZIP 11385, 73% of residential buildings hold an A and 5% grade D or F. How grades work
Among 699,345 1-5-unit residential buildings citywide · left is less recorded distress, right is more
No current HPD flags in the latest weekly snapshot: no open violations, no pending litigation, no active vacate orders, and not in the Alternative Enforcement Program.
No heat or hot-water complaints in the last three years.
No bedbug-infested units reported in the last three years of filings.
6 service requests in the last three years. Most common: Water System (2) · Street Sign (1) · Abandoned Vehicle (1) · Street Sweeping Complaint (1) · Water Maintenance (1).
$496,040 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) |
| No | Six or more residential units (4) |
| 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) | 606 Onderdonk LLC |
| Head officer | Laurent Wendum |
| Managing agent | RIDGEWOOD REALTY GROUP |
| Last registered | 2025-07-28 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $504,000 | $226,800 |
| 2026 | $549,000 | $247,050 |
| 2027 | $615,000 | $276,750 |
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 · 750 ft straight-line (about a 4-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Gates Av / Onderdonk Av — B13 · 400 ft |
| Citi Bike | Menahan St & Onderdonk Ave · 350 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.
606 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 |
6 311 service requests from this address in the last three years.
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 RIDGEWOOD REALTY GROUP — 18 buildings, 89 units. Grades across the portfolio: A5 · B5 · C6 · D2. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 17-11 Linden Street | QN | 9 | C |
| 629 Union Street | BK | 8 | A |
| 140 Grattan Street | BK | 8 | A |
| 131 Starr Street | BK | 8 | C |
| 320 49 Street | BK | 8 | C |
| 1666 Putnam Avenue | QN | 6 | B |
| 1718 Putnam Avenue | QN | 6 | B |
| 29 St Nicholas Avenue | BK | 4 | B |
| 606 Onderdonk Avenue | QN | 4 | C |
| 12 St Nicholas Avenue | BK | 4 | C |
| 16-84 Linden Street | QN | 3 | D |
| 1381 Jefferson Avenue | BK | 3 | A |
| 376 Menahan Street | BK | 3 | A |
| 242 Menahan Street | BK | 3 | D |
| 1529 Greene Avenue | BK | 3 | B |
| 1552 Greene Avenue | BK | 3 | C |
| 424 Menahan Street | QN | 3 | A |
| 60-32 Catalpa Avenue | QN | 3 | B |
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2022-09-27 | Deed $1,265,000 — from ESTATE OF DOLORES R. CHMIELESKI; ESTATE OF DOLORES ROSE CHMIELESKI; GUIDO SR., AS ADMINIST to 606 ONDERDONK LLC | $1,265,000 | |
| 2022-09-15 | Sold for $1,265,000 | $1,265,000 | $316,250 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 1 | 0 | 0 | 1 | 2 |
| 2018 | 0 | 0 | 2 | 0 | 0 | 2 |
| 2019 | 0 | 0 | 1 | 0 | 0 | 1 |
| 2020 | 0 | 0 | 7 | 0 | 0 | 7 |
| 2021 | 0 | 0 | 2 | 0 | 0 | 2 |
| 2022 | 1 | 0 | 2 | 3 | 0 | 6 |
| 2023 | 5 | 0 | 3 | 0 | 0 | 8 |
| 2024 | 1 | 0 | 2 | 0 | 2 | 5 |
| 2025 | 0 | 0 | 6 | 0 | 2 | 8 |
| 2026 | 0 | 0 | 2 | 0 | 1 | 3 |
Every one of the 77 recorded events, 1972–2026, 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