Building report

31 Union Square · Manhattan · BBL 1008440017 · 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.

$625 in enforcement penalties imposed (ECB/OATH) in the last three years.

What 311 hears from this address

203 service requests in the last three years. Most common: Noise (128) · Illegal Parking (34) · Encampment (8) · For Hire Vehicle Complaint (6) · Water System (4) · Rodent (3).

Filed construction activity

$8,936,968 in permitted construction work filed since 2016 (62 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 fallen 6% between tax years 2025 and 2027.

Building systems

Restaurants in this building

Report to 311: Food poisoning · Food safety complaint

2 restaurants · 1 with mice evidence · See them on the Mice Map

1 food-poisoning report to 311 at this address in the last three years (0 with three or more people sick), shared by 2 restaurants
3 Food Establishment complaints to 311 at this address in the last three years (most often: Dishwashing/Utensils, Sign), shared by 2 restaurants · complaints filed by the public; DOHMH investigates, outcomes aren't published.

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.

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.

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

31 Union Square Copy address

203 311 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: $860,000 on 1987-11-09 (lender: Ellis, Abraham). 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	Health & systems	Total
2017	1	9	40	0	50
2018	4	5	27	1	37
2019	5	7	47	2	61
2020	5	0	37	3	45
2021	0	0	33	3	36
2022	3	0	35	4	42
2023	18	3	26	5	52
2024	21	18	65	10	114
2025	12	1	91	6	110
2026	29	2	52	0	83

The last 12 months — 112 records

showing the 80 most recent

The full timeline

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