120 recorded events, 1966–2026, from 9 city data systems. The city's paper trail here is mostly 47 311 service requests, 23 ACRIS deeds & mortgages, 20 rodent inspections.
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 79% 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 3.3. In ZIP 11238, 51% of residential buildings hold an A and 10% grade D or F. How grades work
Among 46,798 6-24-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.
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.
No bedbug-infested units reported in the last three years of filings.
9 service requests in the last three years. Most common: Illegal Parking (4) · HEAT/HOT WATER (2) · Dirty Condition (1) · Noise (1) · Sidewalk Condition (1).
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.
| Yes | Built before 1974 (1931) |
| Yes | Six or more residential units (6) |
| Yes | 421-a / J-51 tax benefit on the current tax roll |
3 of 3 signals present. Buildings receiving 421-a or J-51 benefits are generally required to register their units as rent-stabilized for the duration of the benefit. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | 636 CLASSON ASSOCIATES LP |
| Head officer | LAURIE KEFALIDIS |
| Managing agent | IBEC BUILDING CORP |
| Last registered | 2025-08-08 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,962,400 | $883,080 |
| 2026 | $1,623,000 | $730,350 |
| 2027 | $1,942,000 | $873,900 |
The city's market estimate has fallen 1% between tax years 2025 and 2027.
Tax exemptions on the roll: J51
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 | Park Pl — S · 1,050 ft straight-line (about a 5-minute walk) · station accessibility: full Franklin Av — C S · 0.3 mi straight-line (about a 7-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: Dean St / Classon Av — B65 · 100 ft |
| Citi Bike | Pacific St & Classon Ave · 450 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: Brooklyn Arts and Science Elementary School Middle: Ebbets Field Middle 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.
653 Classon 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 |
9 311 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 IBEC BUILDING CORP — 32 buildings, 780 units. Grades across the portfolio: A29 · B2 · C1. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 65 Hoyt Street | BK | 158 | A |
| 2170 8 Avenue | MN | 138 | A |
| 167 Clermont Avenue | BK | 111 | B |
| 1307 Pacific Street | BK | 49 | A |
| 686 Fulton Street | BK | 45 | A |
| 181 Rockaway Avenue | BK | 44 | A |
| 2106 Union Street | BK | 32 | A |
| 669 Ralph Avenue | BK | 23 | A |
| 661 Classon Avenue | BK | 14 | A |
| 15 Blake Avenue | BK | 12 | A |
| 150 Tapscott Street | BK | 12 | A |
| 459 Prospect Place | BK | 8 | A |
| 1454 Bedford Avenue | BK | 8 | A |
| 641 Grand Avenue | BK | 8 | A |
| 637 Grand Avenue | BK | 8 | A |
| 471 Prospect Place | BK | 8 | A |
| 1460 Bedford Avenue | BK | 8 | A |
| 757 Franklin Avenue | BK | 8 | A |
| 639 Grand Avenue | BK | 8 | A |
| 424 Prospect Place | BK | 8 | A |
| 759 Franklin Avenue | BK | 8 | A |
| 479 Park Place | BK | 8 | A |
| 761 Franklin Avenue | BK | 8 | A |
| 1450 Bedford Avenue | BK | 8 | A |
| 646 Classon Avenue | BK | 6 | A |
| 653 Classon Avenue | BK | 6 | A |
| 628 Sterling Place | BK | 6 | A |
| 670 Fulton Street | BK | 5 | A |
| 665 Classon Avenue | BK | 4 | A |
| 744 Franklin Avenue | BK | 4 | A |
| 681 Ralph Avenue | BK | 4 | C |
| 636 Classon Avenue | BK | 3 | B |
Most recent mortgage recorded against this lot: $3,000,000 on 2018-05-17 (lender: First Republic Bank), covering 5 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 |
|---|---|---|---|
| 2018-05-17 | Mortgage $3,000,000 — from 636 CLASSON ASSOCIATES; 636 CLASSON ASSOCIATES L.P. to FIRST REPUBLIC BANK | $3,000,000 | |
| 1991-09-17 | Mortgage $1,579,000 — from 636 CLASSON ASSOCS LP to COMMUNITY PRESERVATN/CP | $1,579,000 | |
| 1991-09-17 | Mortgage $768,000 — from 636 CLASSON ASSOCS LP to COMMUNITY PRESERVATN/ CP | $768,000 |
| Year | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|
| 2017 | 0 | 0 | 2 | 2 |
| 2018 | 2 | 2 | 3 | 7 |
| 2019 | 4 | 1 | 3 | 8 |
| 2020 | 3 | 0 | 2 | 5 |
| 2021 | 2 | 0 | 2 | 4 |
| 2022 | 17 | 0 | 5 | 22 |
| 2023 | 6 | 0 | 4 | 10 |
| 2024 | 6 | 2 | 3 | 11 |
| 2025 | 6 | 0 | 3 | 9 |
| 2026 | 1 | 0 | 3 | 4 |
Every one of the 120 recorded events, 1966–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11238 · Landlord rankings · How grades work · The map · The Mice Map