Building report

171 South 4 Street · Brooklyn · BBL 3024320040 · 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

No heat or hot-water complaints in the last three years.

No bedbug-infested units reported in the last three years of filings.

What 311 hears from this address

37 service requests in the last three years. Most common: Noise (8) · Graffiti (5) · UNSANITARY CONDITION (4) · WATER LEAK (2) · ELECTRIC (2) · FLOORING/STAIRS (2).

Filed construction activity

$69,500 in permitted construction work filed since 2016 (3 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.

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 28% between tax years 2025 and 2027.

Building systems

Restaurants in this building

Report to 311: Food poisoning · Food safety complaint

1 restaurant · 1 with mice evidence · See them on the Mice Map

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.

2 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

171 South 4 Street Copy address

37 311 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.

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $688,187 on 2021-05-04 (lender: Popular 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	Construction	Enforcement	Housing & tenants	Ownership & money	Health & systems	Total
2017	0	1	44	0	1	46
2018	0	1	8	0	2	11
2019	0	5	6	0	3	14
2020	0	0	27	0	1	28
2021	0	0	11	5	1	17
2022	0	3	27	0	1	31
2023	2	3	17	0	2	24
2024	0	3	73	0	1	77
2025	0	0	7	0	2	9
2026	7	2	16	0	4	29

The last 12 months — 33 records

The full timeline

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