Building Biography

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423 East 73 Street

93Records
12City systems
1Open violations
6.4Penalty rate

93 recorded events, 1967–2026, from 12 city data systems. The city's paper trail here is mostly 29 311 service requests, 23 rodent inspections, 8 boiler inspections.

BoroughManhattan 10021
Built1910
Floors5
Res. units20
ClassC4
Owner (PLUTO)423 EAST 73RD STREET LLC
BBL1014680014
BIN1045871

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 69% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty points per 10 units; this building carries 6.4. In ZIP 10021, 81% of residential buildings hold an A and 3% grade D or F. How grades work

this building
A
B
C

Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

Open HPD violations1 total — 0 class C (immediately hazardous), 1 class B, 0 class A. Oldest open since 2018-12-07.

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

8 service requests in the last three years. Most common: Noise (3) · Illegal Parking (1) · PAINT/PLASTER (1) · FLOORING/STAIRS (1) · Animal Facility (1) · Curb Condition (1).

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

YesBuilt before 1974 (1910)
YesSix or more residential units (20)
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)423 East 73rd Street LLC
Head officerGeoffrey Weg
Managing agentWeg Property Group LLC
Last registered2025-09-10

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

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$2,921,000 $1,314,450
2026$3,105,000 $1,397,250
2027$2,480,000 $1,116,000

The city's market estimate has fallen 15% between tax years 2025 and 2027.

Building systems

Heating fuelNO2FUEL

Flood exposure

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.

Getting around

Subway72 St — Q · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: full
77 St — 6 · 0.5 mi straight-line (about a 12-minute walk) · station accessibility: none
BusNearest boarding stop: York Av / E 74 St — M31 · 300 ft
Citi BikeE 74 St & 1 Ave · 350 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 158 Bayard Taylor
Middle: J.H.S. 167 Robert F. Wagner. 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

423 East 73 Street

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Anything elseAnything else

8 311 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.

The landlord's report card

Managed by WEG PROPERTY GROUP LLC — 5 buildings, 77 units. Grades across the portfolio: A4 · B1. See the whole portfolio

BuildingBoroughUnitsGrade
423 East 73 Street MN20 A
316 East 62 Street MN20 A
428 East 66 Street MN19 A
1433 1 Avenue MN12 A
302 West 40 Street MN6 B

Ten-year activity

1050
2017
2018
2019
2020
2021
2022
10
2023
2024
2025
2026
EnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
201700022
201803025
201913037
202003014
202103025
202203014
2023030710
2024080210
202503249
202602046
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The full timeline

Construction 5Enforcement 1Housing & tenants 47Ownership & money 8Health & systems 32

Every one of the 93 recorded events, 1967–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 10021 · Landlord rankings · How grades work · The map · The Mice Map