CHV 1247 Flatbush Ave
Multifamily Housing in New York City, NY · 1247 Flatbush Ave · 11226
At a glance
CHV 1247 Flatbush Ave is a 25,212-square-foot multifamily housing building in New York City, New York, built in 2007. In its 2023 New York City benchmarking disclosure it reported an ENERGY STAR score of 58 out of 100 (grade C), a site energy-use intensity of 93.6 kBtu/ft² and 164 tCO₂e of greenhouse-gas emissions. That score is higher than 39% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 58 (band C) |
| Site EUI | 93.6 kBtu/ft² |
| Source EUI | 146.1 kBtu/ft² |
| GHG emissions | 164 tCO₂e |
| GHG intensity | 6.5 kgCO₂e/ft² |
| Electricity | 202,053 kWh |
| Natural gas | 16,706 therms |
| Water use | 1,441 kgal |
| Gross floor area | 25,212 sq ft |
| Source record | nyc:6268606:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 58 | -3 | 93.6 kBtu/ft² | 164 tCO₂e |
| 2022 | 61 | 95.9 kBtu/ft² | 151 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
- 1247 Flatbush Ave
- City
- New York City
- State
- New York
- ZIP
- 11226
- Coordinates
- 40.63995, -73.95508
Within ~1 km
Nearby benchmarked buildings
College/University · 291,594 sq ft
K-12 School · 184,800 sq ft
- Searsscore —
Retail Store · 175,875 sq ft
- 2360 Bedford Avescore —
Retail Store · 175,875 sq ft
Data Center · 162,718 sq ft
- Ditmas Parkscore 48
Senior Living Community · 159,984 sq ft
See also: most efficient in New York City · biggest emitters
How does CHV 1247 Flatbush Ave 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. CHV 1247 Flatbush Ave's ENERGY STAR score of 58 compares with an average of 63 across the 22,829 that report a score; it scores higher than 39% of them and lower than 60%. Its site EUI of 93.6 kBtu/ft² is about 25% 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 6.5 kgCO₂e/ft² is about 25% above the group average of 5.2 kgCO₂e/ft².
At 25,212 sq ft, it is about 75% below the average floor area of 100,951 sq ft for those buildings. It was built in 2007, 55 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 CHV 1247 Flatbush Ave's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for CHV 1247 Flatbush Ave, covering report years 2022–2023. Its ENERGY STAR score went from 61 in 2022 to 58 in 2023 (-3 points); its best year on file was 2022, at 61. Site EUI moved from 95.9 kBtu/ft² (2022) to 93.6 kBtu/ft² (2023), a 2% decrease. Reported emissions went from 151 tCO₂e to 164 tCO₂e over the same span (up 8%).
What does an ENERGY STAR score of 58 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 58 means the building performs better than about 58% of its national peers. BuildingCensus bands the score into report-card grades; 58 falls in band C — below median (55–69). It sits 17 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. CHV 1247 Flatbush Ave's 93.6 kBtu/ft² across 25,212 sq ft works out to about 2.4 billion Btu (692 MWh-equivalent) in 2023. Its source EUI of 146.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 202,053 kWh of electricity, 16,706 therms of natural gas and 1,441 thousand gallons of water for the year.
Which law requires CHV 1247 Flatbush Ave to report its energy use?
CHV 1247 Flatbush Ave 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 2023 disclosure (source record nyc:6268606:2023). 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
- 152 Tapscott Street· 25,210 sq ft · score 42 (D)
- 353 South 3rd Street· 25,210 sq ft · score 1 (D)
- 3415 Knox Pl· 25,210 sq ft · score 96 (A)
- 236 17th Street· 25,205 sq ft · EUI 43.7 kBtu/ft²
- 814 10th Avenue· 25,202 sq ft · score 90 (A)
- Brusco Tenth Ave· 25,202 sq ft · score 7 (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 CHV 1247 Flatbush Ave's energy grade?
CHV 1247 Flatbush Ave scores 58 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2023 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does CHV 1247 Flatbush Ave use?
Its 2023 site energy-use intensity was 93.6 kBtu/ft² (146.1 kBtu/ft² source) across 25,212 sq ft, including 202,053 kWh of electricity and 16,706 therms of natural gas.
What are CHV 1247 Flatbush Ave's carbon emissions?
CHV 1247 Flatbush Ave reported 164 tCO₂e of greenhouse-gas emissions (6.5 kgCO₂e/ft²) for 2023.
Where is CHV 1247 Flatbush Ave?
CHV 1247 Flatbush Ave is in New York City, New York 11226. Its coordinates are 40.63995, -73.95508 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is CHV 1247 Flatbush Ave and when was it built?
CHV 1247 Flatbush Ave has 25,212 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 2007 as its year built. It is classed as multifamily housing.
Is CHV 1247 Flatbush Ave covered by Local Law 84 (LL84)?
Yes — it appears in the 2023 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, “CHV 1247 Flatbush Ave, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/chv-1247-flatbush-ave-74e455a1 (data as of October 2, 2026).