H&K: 206 East 31st Street
Multifamily Housing in New York City, NY · 443 3 AVENUE · 10016
At a glance
H&K: 206 East 31st Street is a 64,245-square-foot multifamily housing building at 443 3 AVENUE in New York City, New York, built in 1980. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 24 out of 100 (grade D), a site energy-use intensity of 90.0 kBtu/ft² and 439 tCO₂e of greenhouse-gas emissions. That score is higher than 14% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 24 (band D) |
| Site EUI | 90.0 kBtu/ft² |
| Source EUI | 139.3 kBtu/ft² |
| GHG emissions | 439 tCO₂e |
| GHG intensity | 6.8 kgCO₂e/ft² |
| Electricity | 382,212 kWh |
| Natural gas | 6,205 therms |
| Gross floor area | 64,245 sq ft |
| Source record | nyc:2682603:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 24 | -5 | 90.0 kBtu/ft² | 439 tCO₂e |
| 2023 | 29 | -21 | 85.4 kBtu/ft² | 409 tCO₂e |
| 2022 | 50 | 75.3 kBtu/ft² | 370 tCO₂e |
Compliance context
Local Law 84 (LL84)
Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 443 3 AVENUE
- City
- New York City
- State
- New York
- ZIP
- 10016
- Coordinates
- 40.74358, -73.97967
Within ~1 km
Nearby benchmarked buildings
Hospital (General Medical & Surgical) · 3,532,083 sq ft
- Benchmarking Group - 212score —
Hospital (General Medical & Surgical) · 3,472,597 sq ft
- Peter Cooper Villagescore 85
Multifamily Housing · 3,015,232 sq ft
- ESRT - Empire State Buildingscore 78
Office · 2,852,257 sq ft
Hospital (General Medical & Surgical) · 2,276,300 sq ft
- 11 Madison Avenuescore 77
Office · 2,228,574 sq ft
See also: most efficient in New York City · biggest emitters
How does H&K: 206 East 31st Street compare with other multifamily housing buildings in New York City?
The latest disclosures cover 33,022 multifamily housing buildings in New York City, out of 48,310 buildings citywide. H&K: 206 East 31st Street's ENERGY STAR score of 24 compares with an average of 63 across the 22,829 that report a score; it scores higher than 14% of them and lower than 85%. Its site EUI of 90.0 kBtu/ft² is about 20% above the average of 74.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 6.8 kgCO₂e/ft² is about 32% above the group average of 5.2 kgCO₂e/ft².
At 64,245 sq ft, it is about 36% below the average floor area of 100,951 sq ft for those buildings. It was built in 1980, 28 years later than the group's average year built (1952). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has H&K: 206 East 31st Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for H&K: 206 East 31st Street, covering report years 2022–2024. Its ENERGY STAR score went from 50 in 2022 to 24 in 2024 (-26 points); its best year on file was 2022, at 50. Site EUI moved from 75.3 kBtu/ft² (2022) to 90.0 kBtu/ft² (2024), an 20% increase. Reported emissions went from 370 tCO₂e to 439 tCO₂e over the same span (up 19%).
What does an ENERGY STAR score of 24 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 24 means the building performs better than about 24% of its national peers. BuildingCensus bands the score into report-card grades; 24 falls in band D — lowest band (1–54). It sits 51 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. H&K: 206 East 31st Street's 90.0 kBtu/ft² across 64,245 sq ft works out to about 5.8 billion Btu (1,695 MWh-equivalent) in 2024. Its source EUI of 139.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 382,212 kWh of electricity and 6,205 therms of natural gas for the year.
Which law requires H&K: 206 East 31st Street to report its energy use?
H&K: 206 East 31st Street reports under Local Law 84 (LL84), the legal basis of New York City's Energy and Water Data Disclosure program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record nyc:2682603:2024). Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
More multifamily housing buildings in New York City
- Cavallo: 1144 Lydig Ave· 64,243 sq ft · EUI 79.4 kBtu/ft²
- 200 Claremont Avenue· 64,240 sq ft · score 96 (A)
- The Piano Factory Corporation· 64,230 sq ft · score 38 (D)
- 3051 OCEAN AVE LLC· 64,225 sq ft · score 45 (D)
- 19-10 Parsons Blvd - 24565· 64,218 sq ft · score 54 (D)
- Stellar - 223 2nd Avenue· 64,218 sq ft · score 22 (D)
- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Most efficient large buildings in New York City
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is H&K: 206 East 31st Street's energy grade?
H&K: 206 East 31st Street scores 24 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does H&K: 206 East 31st Street use?
Its 2024 site energy-use intensity was 90.0 kBtu/ft² (139.3 kBtu/ft² source) across 64,245 sq ft, including 382,212 kWh of electricity and 6,205 therms of natural gas.
What are H&K: 206 East 31st Street's carbon emissions?
H&K: 206 East 31st Street reported 439 tCO₂e of greenhouse-gas emissions (6.8 kgCO₂e/ft²) for 2024.
Where is H&K: 206 East 31st Street?
H&K: 206 East 31st Street is at 443 3 AVENUE, in New York City, New York 10016. Its coordinates are 40.74358, -73.97967 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is H&K: 206 East 31st Street and when was it built?
H&K: 206 East 31st Street has 64,245 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1980 as its year built. It is classed as multifamily housing.
Is H&K: 206 East 31st Street covered by Local Law 84 (LL84)?
Yes — it appears in the 2024 Energy and Water Data Disclosure disclosure, which lists the buildings reporting under Local Law 84 (LL84).
Working with New York City building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
About this data
Source: Energy and Water Data Disclosure (Local Law 84 (LL84)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “H&K: 206 East 31st Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/h-amp-k-206-east-31st-street-deb348c3 (data as of October 2, 2026).