WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST)
Hotel in New York City, NY · 145-04 97th AVENUE · 11435
At a glance
WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) is a 31,346-square-foot hotel at 145-04 97th AVENUE in New York City, New York, built in 2023. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 64 out of 100 (grade C), a site energy-use intensity of 55.5 kBtu/ft² and 155 tCO₂e of greenhouse-gas emissions. That score is higher than 66% of the 853 scored hotel buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 64 (band C) |
| Site EUI | 55.5 kBtu/ft² |
| Source EUI | 114.9 kBtu/ft² |
| GHG emissions | 155 tCO₂e |
| GHG intensity | 5.0 kgCO₂e/ft² |
| Electricity | 296,813 kWh |
| Natural gas | 7,283 therms |
| Gross floor area | 31,346 sq ft |
| Source record | nyc:33105024:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 64 | -33 | 55.5 kBtu/ft² | 155 tCO₂e |
| 2023 | 97 | 27.4 kBtu/ft² | 85 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
- 145-04 97th AVENUE
- City
- New York City
- State
- New York
- ZIP
- 11435
- Coordinates
- 40.69698, -73.80645
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) compare with other hotel buildings in New York City?
The latest disclosures cover 970 hotel buildings in New York City, out of 48,310 buildings citywide. WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST)'s ENERGY STAR score of 64 compares with an average of 50 across the 853 that report a score; it scores higher than 66% of them and lower than 33%. Its site EUI of 55.5 kBtu/ft² is about 41% below the average of 94.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 5.0 kgCO₂e/ft² is about 37% below the group average of 7.8 kgCO₂e/ft².
At 31,346 sq ft, it is about 77% below the average floor area of 137,256 sq ft for those buildings. It was built in 2023, 48 years later than the group's average year built (1975). Across all 24 jurisdictions BuildingCensus covers, the 3,812 hotel buildings average an ENERGY STAR score of 65 and a site EUI of 77.8 kBtu/ft².
How has WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST)'s energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST), covering report years 2023–2024. Its ENERGY STAR score went from 97 in 2023 to 64 in 2024 (-33 points); its best year on file was 2023, at 97. Site EUI moved from 27.4 kBtu/ft² (2023) to 55.5 kBtu/ft² (2024), an 103% increase. Reported emissions went from 85 tCO₂e to 155 tCO₂e over the same span (up 84%).
What does an ENERGY STAR score of 64 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 64 means the building performs better than about 64% of its national peers. BuildingCensus bands the score into report-card grades; 64 falls in band C — below median (55–69). It sits 11 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. WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST)'s 55.5 kBtu/ft² across 31,346 sq ft works out to about 1.7 billion Btu (510 MWh-equivalent) in 2024. Its source EUI of 114.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 296,813 kWh of electricity and 7,283 therms of natural gas for the year.
Which law requires WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) to report its energy use?
WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) 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:33105024:2024). 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 hotel buildings in New York City
- The Lodge Red Hook· 31,250 sq ft · score 68 (C)
- 247 49th St· 31,164 sq ft · score 54 (D)
- 88 Bowery· 31,000 sq ft · EUI 52.4 kBtu/ft²
- 1141 Broadway Owner LLC· 30,966 sq ft · score 9 (D)
- 220-33 Northern Boulevard· 30,927 sq ft · score 12 (D)
- LL97-220-33 NORTHERN BLVD· 30,917 sq ft · score 10 (D)
- Hotel buildings in New York City· 970 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 WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST)'s energy grade?
WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) scores 64 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 WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) use?
Its 2024 site energy-use intensity was 55.5 kBtu/ft² (114.9 kBtu/ft² source) across 31,346 sq ft, including 296,813 kWh of electricity and 7,283 therms of natural gas.
What are WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST)'s carbon emissions?
WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) reported 155 tCO₂e of greenhouse-gas emissions (5.0 kgCO₂e/ft²) for 2024.
Where is WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST)?
WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) is at 145-04 97th AVENUE, in New York City, New York 11435. Its coordinates are 40.69698, -73.80645 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) and when was it built?
WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) has 31,346 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2023 as its year built. It is classed as hotel.
Is WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST) 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, “WALTHAM HOTEL LLC - 145-04 97TH AVENUE (97-01 WALTHAM ST), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/waltham-hotel-llc-145-04-97th-avenue-97-01-waltham-st-9c945f64 (data as of October 2, 2026).