North Park Apartments 043393 (Nr012)
Multifamily Housing in Montgomery County, MD · 4615 N Park Ave · 20815
At a glance
North Park Apartments 043393 (Nr012) is a 352,460-square-foot multifamily housing building at 4615 N Park Ave in Montgomery County, Maryland, built in 1973. In its 2024 Montgomery County benchmarking disclosure it reported an ENERGY STAR score of 68 out of 100 (grade C), a site energy-use intensity of 48.3 kBtu/ft² and 1,137 tCO₂e of greenhouse-gas emissions. That score is higher than 20% of the 514 scored multifamily housing buildings in Montgomery County.
Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 68 (band C) |
| Site EUI | 48.3 kBtu/ft² |
| Source EUI | 84.1 kBtu/ft² |
| GHG emissions | 1,137 tCO₂e |
| GHG intensity | — |
| Electricity | 1,970,110 kWh |
| Natural gas | 103,035 therms |
| Gross floor area | 352,460 sq ft |
| Source record | montgomery_county:20054452:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 68 | +64 | 48.3 kBtu/ft² | 1,137 tCO₂e |
| 2023 | 4 | 67.1 kBtu/ft² | 1,726 tCO₂e |
Compliance context
Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21)
Montgomery County's BEPS (Bill 16-21; regulations approved in 2025) sets declining site-EUI standards for buildings of 25,000+ sq ft, with interim and then final standards later this decade and into the 2030s depending on building type.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 4615 N Park Ave
- State
- Maryland
- ZIP
- 20815
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in Montgomery County · biggest emitters
How does North Park Apartments 043393 (Nr012) compare with other multifamily housing buildings in Montgomery County?
The latest disclosures cover 553 multifamily housing buildings in Montgomery County, out of 1,766 buildings citywide. North Park Apartments 043393 (Nr012)'s ENERGY STAR score of 68 compares with an average of 80 across the 514 that report a score; it scores higher than 20% of them and lower than 79%. Its site EUI of 48.3 kBtu/ft² is about 12% above the average of 43.2 kBtu/ft² — it uses more energy per square foot than the typical building in that group.
At 352,460 sq ft, it is about 77% above the average floor area of 198,668 sq ft for those buildings. It was built in 1973, 16 years earlier than the group's average year built (1989). 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 North Park Apartments 043393 (Nr012)'s energy performance changed over time?
BuildingCensus holds 2 Montgomery County disclosures for North Park Apartments 043393 (Nr012), covering report years 2023–2024. Its ENERGY STAR score went from 4 in 2023 to 68 in 2024 (+64 points). Site EUI moved from 67.1 kBtu/ft² (2023) to 48.3 kBtu/ft² (2024), a 28% decrease. Reported emissions went from 1,726 tCO₂e to 1,137 tCO₂e over the same span (down 34%).
What does an ENERGY STAR score of 68 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 68 means the building performs better than about 68% of its national peers. BuildingCensus bands the score into report-card grades; 68 falls in band C — below median (55–69). It sits 7 points below 75, the threshold for ENERGY STAR certification. In Montgomery County, 53% 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. North Park Apartments 043393 (Nr012)'s 48.3 kBtu/ft² across 352,460 sq ft works out to about 17 billion Btu (4,989 MWh-equivalent) in 2024. Its source EUI of 84.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,970,110 kWh of electricity and 103,035 therms of natural gas for the year.
Which law requires North Park Apartments 043393 (Nr012) to report its energy use?
North Park Apartments 043393 (Nr012) reports under the Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21), the legal basis of Montgomery County's Commercial Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record montgomery_county:20054452:2024). Montgomery County's BEPS (Bill 16-21; regulations approved in 2025) sets declining site-EUI standards for buildings of 25,000+ sq ft, with interim and then final standards later this decade and into the 2030s depending on building type.
More multifamily housing buildings in Montgomery County
- Asbury Methodist Diamond.Hefner Apartments· 349,403 sq ft · score 50 (D)
- Westchester West· 347,883 sq ft · score 82 (B)
- White Oak Towers· 344,400 sq ft · score 11 (D)
- Cadence At Crown - 113 Ellington Blvd· 343,741 sq ft · EUI 47.7 kBtu/ft²
- Blair Plaza· 342,824 sq ft · score 91 (A)
- Avana Oak Mill - Co (Km001)· 341,698 sq ft · score 4 (D)
- Multifamily Housing buildings in Montgomery County· 553 benchmarked
- All Montgomery County benchmarked buildings· Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21)
- Most efficient large buildings in Montgomery County
- Least efficient large buildings in Montgomery County
- Biggest emitters in Montgomery County
Frequently asked questions
What is North Park Apartments 043393 (Nr012)'s energy grade?
North Park Apartments 043393 (Nr012) scores 68 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 Montgomery County disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does North Park Apartments 043393 (Nr012) use?
Its 2024 site energy-use intensity was 48.3 kBtu/ft² (84.1 kBtu/ft² source) across 352,460 sq ft, including 1,970,110 kWh of electricity and 103,035 therms of natural gas.
What are North Park Apartments 043393 (Nr012)'s carbon emissions?
North Park Apartments 043393 (Nr012) reported 1,137 tCO₂e of greenhouse-gas emissions for 2024.
Where is North Park Apartments 043393 (Nr012)?
North Park Apartments 043393 (Nr012) is at 4615 N Park Ave, in Montgomery County, Maryland 20815.
How big is North Park Apartments 043393 (Nr012) and when was it built?
North Park Apartments 043393 (Nr012) has 352,460 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1973 as its year built. It is classed as multifamily housing.
Is North Park Apartments 043393 (Nr012) covered by the Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21)?
Yes — it appears in the 2024 Commercial Building Energy Benchmarking disclosure, which lists the buildings reporting under the Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21).
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About this data
Source: Commercial Building Energy Benchmarking (Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “North Park Apartments 043393 (Nr012), Montgomery County, Maryland — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/montgomery-county/north-park-apartments-043393-nr012-a9931eba (data as of October 2, 2026).