1,359 recorded events, 1978–2026, from 19 city data systems. The city's paper trail here is mostly 537 HPD complaints, 440 311 service requests, 76 DOB violations.
Full record, year by year Support this site
The city's published records show little recorded distress here in the last three years. More recorded distress than 57% of 100+-unit residential buildings citywide. The citywide median for 100+-unit residential buildings is 3.7 penalty points per 10 units; this building carries 5.4. In ZIP 11106, 71% of residential buildings hold an A and 5% grade D or F. How grades work
Among 4,677 100+-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.
26 heat or hot-water complaints in the last three years (winter 2023–24: 18 · winter 2025–26: 6). Repeated winter clusters suggest a chronic heating problem.
4 bedbug-infested unit(s) reported in filings over the last three years.
128 service requests in the last three years. Most common: Illegal Parking (92) · HEAT/HOT WATER (13) · DOOR/WINDOW (5) · Elevator (3) · PLUMBING (3) · Noise (3).
$6,768,639 in permitted construction work filed since 2016 (28 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 (1979) |
| Yes | Six or more residential units (241) |
| 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) | CATHERINE SHERIDAN HDFC, INC |
| Head officer | JEANNE M DIULIO |
| Managing agent | PROGRESS OF PEOPLES MANAGEMENT |
| Last registered | 2025-09-08 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $18,614,000 | $8,376,300 |
| 2026 | $20,967,000 | $9,435,150 |
| 2027 | $21,586,000 | $9,713,700 |
The city's market estimate has risen 16% between tax years 2025 and 2027.
Tax exemptions on the roll: REDEVELOPMENT
| Energy grade (LL33) | C — ENERGY STAR score 69/100 (2022 disclosure cycle) |
| Heating fuel | NATURALGAS |
| Facade (Local Law 11) | SAFE (cycle 9) |
In the FEMA 1%-annual-chance floodplain (2015 preliminary flood maps) — lenders typically require flood insurance here.
Hurricane evacuation zone 3 of 6 — zone 1 evacuates first.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
2 street-flooding or sewer-backup complaints at this address since 2018 (0 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 | Broadway — N W · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: 21 St / 31 Rd — Q69 · 600 ft |
| Citi Bike | 23 St & 31 Ave · 450 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 234 Middle: Albert Shanker School for Visual and Performing Arts. 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.
31-41 23 Street
| 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 |
128 311 service requests from this address in the last three years — 13 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 PROGRESS OF PEOPLES MANAGEMENT — 23 buildings, 1,875 units. Grades across the portfolio: A17 · B2. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 31-41 23 Street | QN | 241 | A |
| 55 Pierrepont Street | BK | 189 | A |
| 415 Bleecker Street | BK | 150 | A |
| Sackman Street | BK | 136 | B |
| 1219 Avenue O | BK | 120 | B |
| 4112 Ft Hamilton Parkway | BK | 113 | A |
| 23-11 31 Road | QN | 103 | A |
| 344 Carroll Street | BK | 101 | A |
| 5313 9 Avenue | BK | 100 | A |
| 78-01 30 Avenue | QN | 93 | A |
| 920 53 Street | BK | 88 | A |
| 313 Cumberland Street | BK | 86 | A |
| 25-63 22 Street | QN | 73 | A |
| 130 Rogers Avenue | BK | 68 | A |
| 555 St Johns Place | BK | 64 | A |
| 301 Parkville Avenue | BK | 52 | A |
| 4624 17 Avenue | BK | 51 | A |
| 1493 Bedford Avenue | BK | 31 | A |
| 4303 8 Avenue | BK | 16 | A |
| 249 Classon Avenue | BK | 0 | — |
| 145-19 Liverpool Street | QN | 0 | — |
| 155-55 Cross Bay Boulevard | QN | 0 | — |
| 255 Ovington Avenue | BK | 0 | — |
Most recent mortgage recorded against this lot: $54,965,400 on 2019-12-10 (lender: Greystone Funding Company, INC.). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2019-12-10 | Agreement $54,965,400 — from CATHERINE SHERIDAN HOUSING DEVELOPMENT F to GREYSTONE FUNDING COMPANY, INC. | $54,965,400 | |
| 2019-12-10 | Mortgage $54,965,400 — from CATHERINE SHERIDAN HOUSING DEVELOPMENT F to GREYSTONE FUNDING COMPANY, INC. | $54,965,400 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 3 | 16 | 0 | 1 | 20 |
| 2018 | 12 | 2 | 29 | 0 | 2 | 45 |
| 2019 | 2 | 4 | 36 | 5 | 4 | 51 |
| 2020 | 11 | 8 | 25 | 3 | 2 | 49 |
| 2021 | 4 | 8 | 19 | 0 | 3 | 34 |
| 2022 | 6 | 1 | 27 | 0 | 4 | 38 |
| 2023 | 17 | 5 | 58 | 0 | 5 | 85 |
| 2024 | 17 | 8 | 60 | 0 | 9 | 94 |
| 2025 | 10 | 3 | 52 | 0 | 5 | 70 |
| 2026 | 4 | 0 | 22 | 0 | 2 | 28 |
Every one of the 1,359 recorded events, 1978–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11106 · Landlord rankings · How grades work · The map · The Mice Map