Building report

3723 18 Avenue · Brooklyn · BBL 3054180018 · generated 2026-10-20 · FREE Print / save PDF

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Where the penalty points come from

Open with the city right now

status snapshot refreshed weekly from HPD records

Patterns

26 heat or hot-water complaints in the last three years (winter 2024–25: 2 · winter 2025–26: 24). Repeated winter clusters suggest a chronic heating problem.

2 bedbug-infested unit(s) reported in filings over the last three years.

What 311 hears from this address

62 service requests in the last three years. Most common: Noise (15) · HEAT/HOT WATER (13) · UNSANITARY CONDITION (8) · Rodent (5) · PLUMBING (4) · SAFETY (4).

Filed construction activity

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.

Rent-stabilization signals

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 with HPD — the names behind the building

as filed by the owner in the building's HPD registration

What the city thinks it's worth

The city's market estimate has risen 13% between tax years 2025 and 2027.

Building systems

Flood exposure

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.

1 street-flooding or sewer-backup complaints at this address since 2012 (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.

Getting around

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.

Report a problem to 311

3723 18 Avenue Copy address

62 311 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.

The landlord's report card

Managed by GNM MANAGEMENT LLC — 11 buildings, 231 units. Grades across the portfolio: A10 · B1. See the whole portfolio

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $358,644 on 2022-11-21 (lender: Dime Community Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

Ten-year activity

Show as table

Year	Enforcement	Housing & tenants	Ownership & money	Health & systems	Total
2017	0	52	4	0	56
2018	2	39	0	1	42
2019	1	107	0	3	111
2020	1	73	0	1	75
2021	2	513	0	2	517
2022	0	149	5	3	157
2023	1	54	0	4	59
2024	1	35	0	6	42
2025	1	26	0	3	30
2026	0	57	0	3	60

The last 12 months — 68 records

The full timeline

showing the 2,000 most recent of 2,173 events

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