0248 - St Margaret Cortona Church
Worship Facility in New York City, NY · 6010 Riverdale Ave · 10471
At a glance
0248 - St Margaret Cortona Church is a 22,997-square-foot worship facility at 6010 Riverdale Ave in New York City, New York, built in 1911. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 11 out of 100 (grade D), a site energy-use intensity of 79.5 kBtu/ft² and 149 tCO₂e of greenhouse-gas emissions. That score is higher than 21% of the 224 scored worship facility buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 11 (band D) |
| Site EUI | 79.5 kBtu/ft² |
| Source EUI | 108.5 kBtu/ft² |
| GHG emissions | 149 tCO₂e |
| GHG intensity | 6.5 kgCO₂e/ft² |
| Electricity | 105,820 kWh |
| Natural gas | 688 therms |
| Gross floor area | 22,997 sq ft |
| Source record | nyc:12053193:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 11 | +6 | 79.5 kBtu/ft² | 149 tCO₂e |
| 2023 | 5 | 88.8 kBtu/ft² | 185 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
- 6010 Riverdale Ave
- City
- New York City
- State
- New York
- ZIP
- 10471
- Coordinates
- 40.90892, -73.90353
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 0248 - St Margaret Cortona Church compare with other worship facility buildings in New York City?
The latest disclosures cover 370 worship facility buildings in New York City, out of 48,310 buildings citywide. 0248 - St Margaret Cortona Church's ENERGY STAR score of 11 compares with an average of 43 across the 224 that report a score; it scores higher than 21% of them and lower than 78%. Its site EUI of 79.5 kBtu/ft² is about 27% above the average of 62.6 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 6.5 kgCO₂e/ft² is about 41% above the group average of 4.6 kgCO₂e/ft².
At 22,997 sq ft, it is about half of the average floor area of 44,868 sq ft for those buildings. It was built in 1911, 26 years earlier than the group's average year built (1937). Across all 24 jurisdictions BuildingCensus covers, the 1,035 worship facility buildings average an ENERGY STAR score of 50 and a site EUI of 47.8 kBtu/ft².
How has 0248 - St Margaret Cortona Church's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for 0248 - St Margaret Cortona Church, covering report years 2023–2024. Its ENERGY STAR score went from 5 in 2023 to 11 in 2024 (+6 points). Site EUI moved from 88.8 kBtu/ft² (2023) to 79.5 kBtu/ft² (2024), a 10% decrease. Reported emissions went from 185 tCO₂e to 149 tCO₂e over the same span (down 19%).
What does an ENERGY STAR score of 11 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 11 means the building performs better than about 11% of its national peers. BuildingCensus bands the score into report-card grades; 11 falls in band D — lowest band (1–54). It sits 64 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. 0248 - St Margaret Cortona Church's 79.5 kBtu/ft² across 22,997 sq ft works out to about 1.8 billion Btu (536 MWh-equivalent) in 2024. Its source EUI of 108.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 105,820 kWh of electricity and 688 therms of natural gas for the year.
Which law requires 0248 - St Margaret Cortona Church to report its energy use?
0248 - St Margaret Cortona Church 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:12053193:2024). 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 worship facility buildings in New York City
- Rocklyn: 5724 13th Ave· 22,000 sq ft · score 38 (D)
- 17 - Incarnation Church· 21,672 sq ft
- RH. University Church· 21,024 sq ft
- RH. University Church· 21,024 sq ft
- 31 - Our Lady of Mt Carmel - Church· 20,345 sq ft
- MMJ Church 2311 85 St· 20,294 sq ft · score 33 (D)
- Worship Facility buildings in New York City· 370 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 0248 - St Margaret Cortona Church's energy grade?
0248 - St Margaret Cortona Church scores 11 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 0248 - St Margaret Cortona Church use?
Its 2024 site energy-use intensity was 79.5 kBtu/ft² (108.5 kBtu/ft² source) across 22,997 sq ft, including 105,820 kWh of electricity and 688 therms of natural gas.
What are 0248 - St Margaret Cortona Church's carbon emissions?
0248 - St Margaret Cortona Church reported 149 tCO₂e of greenhouse-gas emissions (6.5 kgCO₂e/ft²) for 2024.
Where is 0248 - St Margaret Cortona Church?
0248 - St Margaret Cortona Church is at 6010 Riverdale Ave, in New York City, New York 10471. Its coordinates are 40.90892, -73.90353 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 0248 - St Margaret Cortona Church and when was it built?
0248 - St Margaret Cortona Church has 22,997 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1911 as its year built. It is classed as worship facility.
Is 0248 - St Margaret Cortona Church 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, “0248 - St Margaret Cortona Church, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/0248-st-margaret-cortona-church-ff990f85 (data as of October 2, 2026).