463 recorded events, 1987–2026, from 17 city data systems. The city's paper trail here is mostly 185 311 service requests, 50 HPD complaints, 48 ACRIS deeds & mortgages.
Full record, year by year Support this site
The city's published records show little recorded distress here in the last three years. Less recorded distress than 66% of 25-99-unit residential buildings citywide. The citywide median for 25-99-unit residential buildings is 23.6 penalty points per 10 units; this building carries 8.9. In ZIP 10019, 65% of residential buildings hold an A and 4% grade D or F. How grades work
Among 17,252 25-99-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 2 total — 0 class C (immediately hazardous), 0 class B, 2 class A. Oldest open since 2026-08-12. |
status snapshot refreshed weekly from HPD records
32 heat or hot-water complaints in the last three years (winter 2024–25: 18 · winter 2025–26: 14). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
77 service requests in the last three years. Most common: Noise (21) · HEAT/HOT WATER (16) · UNSANITARY CONDITION (4) · Street Condition (4) · Elevator (3) · Missed Collection (3).
$48,000 in permitted construction work filed since 2016 (2 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 (2000) |
| Yes | Six or more residential units (58) |
| Yes | 421-a / J-51 tax benefit on the current tax roll |
2 of 3 signals present. Buildings receiving 421-a or J-51 benefits are generally required to register their units as rent-stabilized for the duration of the benefit. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | ASN FOUNDRY LLC |
| Head officer | WAYNE NGAI |
| Managing agent | EQUITY RESIDENTIAL MANAGEMENT LLC |
| Last registered | 2025-09-29 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $12,927,000 | $5,817,150 |
| 2026 | $13,124,000 | $5,905,800 |
| 2027 | $13,076,000 | $5,884,200 |
The city's market estimate has risen 1% between tax years 2025 and 2027.
Tax exemptions on the roll: 421A 20 YR NO CAP
| Energy grade (LL33) | C — ENERGY STAR score 67/100 (2022 disclosure cycle) |
| Heating fuel | NATURALGAS |
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Hurricane evacuation zone 6 of 6 — zone 1 evacuates first.
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 | 59 St-Columbus Circle — 1 A B C D · 0.4 mi straight-line (about a 10-minute walk) · station accessibility: full 50 St — C E · 0.4 mi straight-line (about an 11-minute walk) · station accessibility: partial (Downtown only) |
| Bus | Nearest boarding stop: 10 Av / W 55 St — M11 M31 · 350 ft |
| Citi Bike | W 53 St & 10 Ave · 450 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 111 Adolph S. Ochs Middle: M.S. 297. 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.
508 West 55 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 |
77 311 service requests from this address in the last three years — 16 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 EQUITY RESIDENTIAL MANAGEMENT, LLC — 24 buildings, 4,949 units. Grades across the portfolio: A18 · B6. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 180 Riverside Boulevard | MN | 516 | A |
| 111 Lawrence Street | BK | 492 | B |
| 240 East 27 Street | MN | 325 | A |
| 777 Avenue of the Americas | MN | 294 | A |
| 831 8 Avenue | MN | 293 | A |
| 747 2 Avenue | MN | 269 | A |
| 303 East 83 Street | MN | 261 | A |
| 400 West 37 Street | MN | 259 | A |
| 71 Broadway | MN | 237 | B |
| 170 Amsterdam Avenue | MN | 236 | A |
| 750 Columbus Avenue | MN | 207 | B |
| 180 Montague Street | BK | 193 | A |
| 228 West 71 Street | MN | 169 | A |
| 41 West 86 Street | MN | 166 | A |
| 815 10 Avenue | MN | 164 | A |
| 720 Columbus Avenue | MN | 163 | B |
| 50 West 77 Street | MN | 137 | B |
| 600 Washington Street | MN | 136 | A |
| 53 North 3 Street | BK | 113 | A |
| 500 West 23 Street | MN | 111 | A |
| 431 West 37 Street | MN | 98 | A |
| 508 West 55 Street | MN | 58 | A |
| 261 North 9 Street | BK | 42 | A |
| 238 West 71 Street | MN | 10 | B |
Most recent mortgage recorded against this lot: $60,400,000 on 2002-09-18 (lender: Fannie Mae), 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 |
|---|---|---|---|
| 2026-09-22 | RPTT $2,126,354,644 — from EQUITY RESIDENTIAL (OBO PUBLIC SHAREHOLD to AVALONBAY COMMUNITIES, INC. (OBO PUBLIC | $2,126,354,644 | |
| 2013-04-09 | Agreement $55,100,000 — from ASN FOUNDRY LLC; CLINTON 54 LLC to FANNIE MAE | $55,100,000 | |
| 2013-04-09 | Agreement $55,100,000 — from ASN FOUNDRY LLC to THE BANK OF NEW YORK MELLON; THE BANK OF NEW YORK; FANNIE MAE | $55,100,000 | |
| 2013-04-04 | RPTT $113,077,567 — from ARCHSTONE ENTERPRISE GP LLC; ARCHSTONE ENTERPRISE LP to EQR FOUNDRY MEMBER, LLC | $113,077,567 | |
| 2013-04-04 | RPTT $113,077,567 — from ARCHSTONE PROPERTY HOLDINGS LLC to ARCHSTONE ENTERPRISE GP LLC; ARCHSTONE ENTERPRISE LP | $113,077,567 | |
| 2012-07-17 | RPTT $246,983,688 — from BANK OF AMERICA, N.A. to ACQ SPV II PAPER, LLC | $246,983,688 | |
| 2012-07-17 | RPTT $246,983,688 — from BANK OF AMERICA, N.A. to LEHMAN BROTHERS HOLDINGS, INC. | $246,983,688 | |
| 2012-07-17 | RPTT $222,776,480 — from ARCHSTONE EQUITY HOLDINGS, INC. to LEHMAN BROTHERS HOLDINGS, INC. | $222,776,480 | |
| 2012-07-17 | RPTT $222,776,480 — from ARCHSTONE EQUITY HOLDINGS, INC. to ACQ SPV II PAPER, LLC | $222,776,480 | |
| 2012-04-13 | RPTT $1,631,657 — from ARCHSTONE MULTIFAMILY JUNIOR MEZZ BORROW; ARCHSTONE ENTERPRISE GP LLC to BANK OF AMERICA, N.A. | $1,631,657 | |
| 2012-04-13 | RPTT $1,448,216 — from ARCHSTONE ENTERPRISE GP LLC; ARCHSTONE MULTIFAMILY JUNIOR MEZZ BORROW to ARCHSTONE EQUITY HOLDINGS INC. | $1,448,216 | |
| 2012-04-13 | RPTT $96,547,743 — from THE LAKES HOLDING LLC to ARCHSTONE MULTIFAMILY JUNIOR MEZZ BORROW; ARCHSTONE ENTERPRISE GP LLC | $96,547,743 | |
| 2012-04-13 | RPTT $43,004,451 — from ARCHSTONE to THE LAKES HOLDING LLC | $43,004,451 | |
| 2008-02-05 | Agreement $55,900,000 — from ASN FOUNDRY LLC to FANNIE MAE | $55,900,000 | |
| 2008-02-05 | Agreement $55,900,000 — from ASN FOUNDRY LLC to THE BANK OF NEW YORK; FANNIE MAE | $55,900,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 1 | 4 | 1 | 2 | 8 |
| 2018 | 0 | 2 | 21 | 0 | 5 | 28 |
| 2019 | 0 | 0 | 24 | 0 | 7 | 31 |
| 2020 | 0 | 0 | 17 | 0 | 7 | 24 |
| 2021 | 2 | 6 | 15 | 0 | 8 | 31 |
| 2022 | 0 | 1 | 18 | 0 | 8 | 27 |
| 2023 | 0 | 12 | 32 | 0 | 6 | 50 |
| 2024 | 0 | 4 | 11 | 0 | 6 | 21 |
| 2025 | 1 | 2 | 57 | 1 | 5 | 66 |
| 2026 | 1 | 6 | 40 | 2 | 3 | 52 |
Every one of the 463 recorded events, 1987–2026, is laid out year by year in the full report (print-ready).
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