Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70
Multifamily Housing in Montgomery County, MD · 70 Upper Rock Cir · 20850
At a glance
Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 is a 240,936-square-foot multifamily housing building in Montgomery County, Maryland, built in 2015. In its 2024 Montgomery County benchmarking disclosure it reported a site energy-use intensity of 35.5 kBtu/ft² and 621 tCO₂e of greenhouse-gas emissions.
Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 35.5 kBtu/ft² |
| Source EUI | 72.2 kBtu/ft² |
| GHG emissions | 621 tCO₂e |
| GHG intensity | — |
| Electricity | 1,408,817 kWh |
| Natural gas | 37,572 therms |
| Gross floor area | 240,936 sq ft |
| Source record | montgomery_county:29277472:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 35.5 kBtu/ft² | 621 tCO₂e | |
| 2023 | — | 40.4 kBtu/ft² | 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
- 70 Upper Rock Cir
- State
- Maryland
- ZIP
- 20850
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 Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 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. Its site EUI of 35.5 kBtu/ft² is about 18% below the average of 43.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 240,936 sq ft, it is about 21% above the average floor area of 198,668 sq ft for those buildings. It was built in 2015, 26 years later 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 Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70's energy performance changed over time?
BuildingCensus holds 2 Montgomery County disclosures for Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70, covering report years 2023–2024. Site EUI moved from 40.4 kBtu/ft² (2023) to 35.5 kBtu/ft² (2024), a 12% decrease. Reported emissions went from 726 tCO₂e to 621 tCO₂e over the same span (down 14%).
What does a site EUI of 35.5 kBtu/ft² mean?
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. Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70's 35.5 kBtu/ft² across 240,936 sq ft works out to about 8.6 billion Btu (2,507 MWh-equivalent) in 2024. Its source EUI of 72.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,408,817 kWh of electricity and 37,572 therms of natural gas for the year.
Which law requires Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 to report its energy use?
Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 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:29277472:2024). 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
- The Residences At Capital Crescent Trail (Th055)· 236,107 sq ft · score 69 (C)
- Affinity On Georgia (Hr156)· 232,118 sq ft · score 84 (B)
- Central (Cz30,Cz53)· 231,749 sq ft · score 79 (B)
- Blvd Ansel (Ns048)· 231,668 sq ft · score 100 (A)
- Maven At Wheaton· 230,250 sq ft · score 78 (B)
- The Stories At Congressional Plaza· 229,854 sq ft · score 97 (A)
- Multifamily Housing buildings in Montgomery County· 553 benchmarked
- All Montgomery County benchmarked buildings· Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21)
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- Least efficient large buildings in Montgomery County
- Biggest emitters in Montgomery County
Frequently asked questions
What is Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70's energy grade?
Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 35.5 kBtu/ft².
How much energy does Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 use?
Its 2024 site energy-use intensity was 35.5 kBtu/ft² (72.2 kBtu/ft² source) across 240,936 sq ft, including 1,408,817 kWh of electricity and 37,572 therms of natural gas.
What are Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70's carbon emissions?
Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 reported 621 tCO₂e of greenhouse-gas emissions for 2024.
Where is Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70?
Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 is in Montgomery County, Maryland 20850.
How big is Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 and when was it built?
Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 has 240,936 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2015 as its year built. It is classed as multifamily housing.
Is Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70 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, “Mira Upper Rock I (Mr402)-70 Upper Rock Circle-Building 70, Montgomery County, Maryland — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/montgomery-county/mira-upper-rock-i-mr402-70-upper-rock-circle-building-70-df230b3c (data as of October 2, 2026).