100 S 4th Street LLC (formerly HDH3.0 LLC)
Multifamily Housing in New York City, NY · 98 South 4 St · 11249
At a glance
100 S 4th Street LLC (formerly HDH3.0 LLC) is a 80,652-square-foot multifamily housing building at 98 South 4 St in New York City, New York, built in 1910. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 61 out of 100 (grade C), a site energy-use intensity of 57.3 kBtu/ft² and 375 tCO₂e of greenhouse-gas emissions. That score is higher than 42% 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 | 61 (band C) |
| Site EUI | 57.3 kBtu/ft² |
| Source EUI | 105.4 kBtu/ft² |
| GHG emissions | 375 tCO₂e |
| GHG intensity | 4.6 kgCO₂e/ft² |
| Electricity | 610,294 kWh |
| Natural gas | 25,393 therms |
| Water use | 2,169 kgal |
| Gross floor area | 80,652 sq ft |
| Source record | nyc:16054607:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 61 | +2 | 57.3 kBtu/ft² | 375 tCO₂e |
| 2023 | 59 | +5 | 59.3 kBtu/ft² | 365 tCO₂e |
| 2022 | 54 | 66.9 kBtu/ft² | 353 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.
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Location
- Address
- 98 South 4 St
- City
- New York City
- State
- New York
- ZIP
- 11249
- Coordinates
- 40.71229, -73.96400
Within ~1 km
Nearby benchmarked buildings
- 325 Kentscore —
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- 99 Wilson Stscore 64
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- Kent Village Apartmentsscore 99
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- TAYLOR STREET-WYTHE AVENUEscore 24
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See also: most efficient in New York City · biggest emitters
How does 100 S 4th Street LLC (formerly HDH3.0 LLC) 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. 100 S 4th Street LLC (formerly HDH3.0 LLC)'s ENERGY STAR score of 61 compares with an average of 63 across the 22,829 that report a score; it scores higher than 42% of them and lower than 58%. Its site EUI of 57.3 kBtu/ft² is about 23% below the average of 74.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 4.6 kgCO₂e/ft² is about 11% below the group average of 5.2 kgCO₂e/ft².
At 80,652 sq ft, it is about 20% below the average floor area of 100,951 sq ft for those buildings. It was built in 1910, 42 years earlier 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 100 S 4th Street LLC (formerly HDH3.0 LLC)'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 100 S 4th Street LLC (formerly HDH3.0 LLC), covering report years 2022–2024. Its ENERGY STAR score went from 54 in 2022 to 61 in 2024 (+7 points). Site EUI moved from 66.9 kBtu/ft² (2022) to 57.3 kBtu/ft² (2024), a 14% decrease. Reported emissions went from 353 tCO₂e to 375 tCO₂e over the same span (up 6%).
What does an ENERGY STAR score of 61 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 61 means the building performs better than about 61% of its national peers. BuildingCensus bands the score into report-card grades; 61 falls in band C — below median (55–69). It sits 14 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. 100 S 4th Street LLC (formerly HDH3.0 LLC)'s 57.3 kBtu/ft² across 80,652 sq ft works out to about 4.6 billion Btu (1,354 MWh-equivalent) in 2024. Its source EUI of 105.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 610,294 kWh of electricity, 25,393 therms of natural gas and 2,169 thousand gallons of water for the year.
Which law requires 100 S 4th Street LLC (formerly HDH3.0 LLC) to report its energy use?
100 S 4th Street LLC (formerly HDH3.0 LLC) 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:16054607:2024). 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.
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Frequently asked questions
What is 100 S 4th Street LLC (formerly HDH3.0 LLC)'s energy grade?
100 S 4th Street LLC (formerly HDH3.0 LLC) scores 61 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 100 S 4th Street LLC (formerly HDH3.0 LLC) use?
Its 2024 site energy-use intensity was 57.3 kBtu/ft² (105.4 kBtu/ft² source) across 80,652 sq ft, including 610,294 kWh of electricity and 25,393 therms of natural gas.
What are 100 S 4th Street LLC (formerly HDH3.0 LLC)'s carbon emissions?
100 S 4th Street LLC (formerly HDH3.0 LLC) reported 375 tCO₂e of greenhouse-gas emissions (4.6 kgCO₂e/ft²) for 2024.
Where is 100 S 4th Street LLC (formerly HDH3.0 LLC)?
100 S 4th Street LLC (formerly HDH3.0 LLC) is at 98 South 4 St, in New York City, New York 11249. Its coordinates are 40.71229, -73.96400 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 100 S 4th Street LLC (formerly HDH3.0 LLC) and when was it built?
100 S 4th Street LLC (formerly HDH3.0 LLC) has 80,652 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1910 as its year built. It is classed as multifamily housing.
Is 100 S 4th Street LLC (formerly HDH3.0 LLC) 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).
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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, “100 S 4th Street LLC (formerly HDH3.0 LLC), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/100-s-4th-street-llc-formerly-hdh3-0-llc-c0bb9f2e (data as of October 2, 2026).