168 recorded events, 1985–2026, from 15 city data systems. The city's paper trail here is mostly 52 311 service requests, 26 HPD complaints, 22 rodent inspections.
Full record, year by year Support this site
A modest record — below the level that usually signals systemic problems. More recorded distress than 67% 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 37.8. In ZIP 11225, 70% of residential buildings hold an A and 6% 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 | 2 total — 2 class C (immediately hazardous), 0 class B, 0 class A. Oldest open since 1991-09-09. |
status snapshot refreshed weekly from HPD records
12 heat or hot-water complaints in the last three years (winter 2025–26: 12).
No bedbug-infested units reported in the last three years of filings.
$2,500 in enforcement penalties imposed (ECB/OATH) in the last three years.
11 service requests in the last three years. Most common: HEAT/HOT WATER (6) · Noise (4) · Water System (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 (1912) |
| Yes | Six or more residential units (9) |
| 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) | CAG ENTERPRISE INC. |
| Head officer | CLARI GILBERT |
| Managing agent | ESRA MANAGEMENT LLC |
| Last registered | 2025-09-11 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,507,200 | $678,240 |
| 2026 | $1,510,000 | $679,500 |
| 2027 | $1,767,000 | $795,150 |
The city's market estimate has risen 17% between tax years 2025 and 2027.
| Heating fuel | NATURALGAS |
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 | President St-Medgar Evers College — 2 5 · under 50 ft straight-line (under a minute) · station accessibility: none Nostrand Av — 3 · 550 ft straight-line (about a 3-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Nostrand Av / Eastern Pkwy — B44 · 400 ft |
| Citi Bike | President St & Nostrand Ave · 50 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 161 The Crown Middle: The School of Integrated Learning. 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.
831 Nostrand 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 |
11 311 service requests from this address in the last three years — 6 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 ESRA MANAGEMENT — 63 buildings, 1,261 units. Grades across the portfolio: A29 · B20 · C10 · D2 · F2. See the whole portfolio
showing 60 of 63 buildings
Most recent mortgage recorded against this lot: $195,000 on 1999-12-03 (lender: Emigrant Funding Corp), covering 2 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 |
|---|---|---|---|
| 1999-12-03 | Mortgage $195,000 — from C A G ENTERPRISE INC to EMIGRANT FUNDING CORP | $195,000 | |
| 1999-12-03 | Mortgage $8,573 — from C A G ENTERPRISE INC to EMIGRANT FUNDING CORP | $8,573 | |
| 1997-04-25 | Mortgage $202,500 — from GILBERT, CLARI; GILBERT, ALBON to GREENPOINT BANK | $202,500 | |
| 1989-05-01 | Mortgage $165,000 — from DURAND, YOLIE; DURANT, PHILIPPE to GREEN POINT SAVS BANK | $165,000 | |
| 1985-11-19 | Mortgage $100,000 — from DURAND, YOLIE; DURANT, PHILIPPE to GOLDSTEIN, SAMUEL | $100,000 |
| Year | Enforcement | Housing & tenants | Health & systems | Total |
|---|---|---|---|---|
| 2017 | 0 | 5 | 2 | 7 |
| 2018 | 0 | 0 | 1 | 1 |
| 2019 | 0 | 6 | 1 | 7 |
| 2020 | 0 | 7 | 1 | 8 |
| 2021 | 0 | 8 | 1 | 9 |
| 2022 | 0 | 5 | 1 | 6 |
| 2023 | 1 | 4 | 2 | 7 |
| 2024 | 1 | 3 | 2 | 6 |
| 2025 | 2 | 14 | 3 | 19 |
| 2026 | 0 | 6 | 2 | 8 |
Every one of the 168 recorded events, 1985–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11225 · Landlord rankings · How grades work · The map · The Mice Map