Building Biography

The MapLandlordsNeighborhoodsZIP CodesGradesThe Mice MapAboutWhat's new

401 Amsterdam Avenue

530Records
17City systems
0Open violations
0.3Penalty rate
Manhattan · ZIP 10024 · Neighborhood: Upper West Side (Central)
Open in the map

530 recorded events, 1987–2026, from 17 city data systems. The city's paper trail here is mostly 254 311 service requests, 49 DOB permits, 44 DOB violations.

BoroughManhattan 10024
Built1927
Floors16
Res. units75
ClassD6
Owner (PLUTO)SEEKEN 79 REALTY LLC
BBL1012100001
BIN1031752

Full record, year by year   Support this site

GRADE A

The city's published records show little recorded distress here in the last three years. Less recorded distress than 94% 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 0.3. In ZIP 10024, 70% of residential buildings hold an A and 2% grade D or F. How grades work

this building
A
B
C

Among 17,252 25-99-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

No current HPD flags in the latest weekly snapshot: no open violations, no pending litigation, no active vacate orders, and not in the Alternative Enforcement Program.

Patterns

2 heat or hot-water complaints in the last three years (winter 2023–24: 2).

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

What 311 hears from this address

70 service requests in the last three years. Most common: Illegal Parking (23) · Food Establishment (13) · Noise (4) · Lead (4) · Street Condition (3) · General Construction/Plumbing (2).

Filed construction activity

$863,500 in permitted construction work filed since 2016 (23 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

YesBuilt before 1974 (1927)
YesSix or more residential units (75)
No421-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 with HPD — the names behind the building

Registered owner(s)SEEKEN 79 REALTY LLC
Head officerKENNETH ROTNER
Managing agentSEEKEN 79 REALTY LLC
Last registered2026-07-30

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

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$17,298,000 $7,784,100
2026$18,230,000 $8,203,500
2027$19,055,000 $8,574,750

The city's market estimate has risen 10% between tax years 2025 and 2027.

Building systems

Energy grade (LL33)D — ENERGY STAR score 33/100, posted at the entrance by law (2022 disclosure cycle)
Heating fuelNO2FUEL
Facade (Local Law 11)SWARMP — "Safe With A Repair and Maintenance Program": known facade conditions that must be repaired (cycle 9)

Restaurants in this building

RestaurantCuisineGradeNotes
Insomnia CookiesBakery Products/DessertsAMice evidence
Saba's PizzaJewish/KosherA—

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
13 Food Establishment complaints to 311 at this address in the last three years (most often: Letter Grading, Rodents/Insects/Garbage, Food Contains Foreign Object), 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

Subway79 St — 1 · 600 ft straight-line (about a 3-minute walk) · station accessibility: none
81 St-Museum of Natural History — B C · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: none
BusNearest boarding stop: W 79 St / Amsterdam Av — M79-SBS · 50 ft · Select Bus Service
Citi BikeAmsterdam Ave & W 79 St · 250 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 009 Sarah Anderson. 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.

Report a problem to 311

401 Amsterdam Avenue

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Food poisoningFood poisoning
Food safety complaintFood safety complaint
Anything elseAnything else

70 311 service requests from this address in the last three years — 1 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.

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $392,622 on 1997-01-30 (lender: Reliance Federal Savings Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2014-08-28RPTT&RET $17,150,000 — from ARNOLD J. DAVIS, AS EXECUTOR; DAVID E. SCHWAB II, AS EXECUTOR; WENDY DAVIS SCHWAM, AS EXEC to ROTNER, KENNETH $17,150,000
1997-01-30Mortgage $392,623 — from 175 WEST 79TH STREETRELATY, L.L.C. to RELIANCE FEDERAL SAVINGS BANK $392,623
1993-11-08Mortgage $1,000,000 — from PALEG, JEANETTE EST/; DAVIS, SEENA P. EXEC to QUEENS/STEINWAY TRANSIT $1,000,000
1989-05-11Mortgage $350,000 — from PALEG, JEANETTE to MURRAY M SALZBERG TRSTS; SCHWAB, DAVID E II(TRSTE; SALZBERG, HARRY E $350,000

Ten-year activity

100500
2017
2018
2019
2020
57
2021
2022
2023
2024
2025
2026
ConstructionEnforcementHousing & tenantsHealth & systems
Show as table
YearConstructionEnforcementHousing & tenantsHealth & systemsTotal
20172312320
201861419544
20195612326
20204617330
202116831257
20223526741
20231430540
20247320434
20250135339
20260017623
This record is free. Keeping it free costs money.
Servers, data pipelines, weekends. Pay what you want — a dollar helps.
Chip in

The full timeline

Construction 86Enforcement 99Housing & tenants 273Ownership & money 21Health & systems 51

Every one of the 530 recorded events, 1987–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 10024 · Landlord rankings · How grades work · The map · The Mice Map