Twinbrook Metro Center I, Llc
Office in Montgomery County, MD · 12530 Parklawn Dr · 20852
At a glance
Twinbrook Metro Center I, Llc is a 83,484-square-foot office building at 12530 Parklawn Dr in Montgomery County, Maryland, built in 2001. In its 2024 Montgomery County benchmarking disclosure it reported an ENERGY STAR score of 54 out of 100 (grade D), a site energy-use intensity of 60.4 kBtu/ft² and 442 tCO₂e of greenhouse-gas emissions. That score is higher than 30% of the 325 scored office buildings in Montgomery County.
Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 54 (band D) |
| Site EUI | 60.4 kBtu/ft² |
| Source EUI | 169.0 kBtu/ft² |
| GHG emissions | 442 tCO₂e |
| GHG intensity | — |
| Electricity | 1,476,891 kWh |
| Natural gas | 0 therms |
| Gross floor area | 83,484 sq ft |
| Source record | montgomery_county:5884742:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 54 | -7 | 60.4 kBtu/ft² | 442 tCO₂e |
| 2023 | 61 | 53.7 kBtu/ft² | 403 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 12530 Parklawn Dr
- State
- Maryland
- ZIP
- 20852
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 Twinbrook Metro Center I, Llc compare with other office buildings in Montgomery County?
The latest disclosures cover 414 office buildings in Montgomery County, out of 1,766 buildings citywide. Twinbrook Metro Center I, Llc's ENERGY STAR score of 54 compares with an average of 63 across the 325 that report a score; it scores higher than 30% of them and lower than 69%. Its site EUI of 60.4 kBtu/ft² is roughly in line with the average of 66.5 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 83,484 sq ft, it is about 37% below the average floor area of 132,356 sq ft for those buildings. It was built in 2001, 14 years later than the group's average year built (1987). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has Twinbrook Metro Center I, Llc's energy performance changed over time?
BuildingCensus holds 2 Montgomery County disclosures for Twinbrook Metro Center I, Llc, covering report years 2023–2024. Its ENERGY STAR score went from 61 in 2023 to 54 in 2024 (-7 points); its best year on file was 2023, at 61. Site EUI moved from 53.7 kBtu/ft² (2023) to 60.4 kBtu/ft² (2024), an 12% increase. Reported emissions went from 403 tCO₂e to 442 tCO₂e over the same span (up 10%).
What does an ENERGY STAR score of 54 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 54 means the building performs better than about 54% of its national peers. BuildingCensus bands the score into report-card grades; 54 falls in band D — lowest band (1–54). It sits 21 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. Twinbrook Metro Center I, Llc's 60.4 kBtu/ft² across 83,484 sq ft works out to about 5 billion Btu (1,478 MWh-equivalent) in 2024. Its source EUI of 169.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,476,891 kWh of electricity and 0 therms of natural gas for the year.
Which law requires Twinbrook Metro Center I, Llc to report its energy use?
Twinbrook Metro Center I, Llc 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:5884742:2024). 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 office buildings in Montgomery County
- Hungerford Office Building· 82,888 sq ft · score 80 (B)
- Avenel Business Park Buildings 205-207· 82,676 sq ft · EUI 164.5 kBtu/ft²
- Avenel Business Park Buildings 200-202· 81,729 sq ft · EUI 36.5 kBtu/ft²
- 20400 Century Blvd· 81,007 sq ft · score 1 (D)
- Decoverly· 80,670 sq ft · score 39 (D)
- 8555 16Th Street: Summit Building· 80,563 sq ft · score 72 (B)
- Office buildings in Montgomery County· 414 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 Twinbrook Metro Center I, Llc's energy grade?
Twinbrook Metro Center I, Llc scores 54 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 Montgomery County disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Twinbrook Metro Center I, Llc use?
Its 2024 site energy-use intensity was 60.4 kBtu/ft² (169.0 kBtu/ft² source) across 83,484 sq ft, including 1,476,891 kWh of electricity and 0 therms of natural gas.
What are Twinbrook Metro Center I, Llc's carbon emissions?
Twinbrook Metro Center I, Llc reported 442 tCO₂e of greenhouse-gas emissions for 2024.
Where is Twinbrook Metro Center I, Llc?
Twinbrook Metro Center I, Llc is at 12530 Parklawn Dr, in Montgomery County, Maryland 20852.
How big is Twinbrook Metro Center I, Llc and when was it built?
Twinbrook Metro Center I, Llc has 83,484 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2001 as its year built. It is classed as office.
Is Twinbrook Metro Center I, Llc 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).
Working with Montgomery County 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: 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, “Twinbrook Metro Center I, Llc, Montgomery County, Maryland — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/montgomery-county/twinbrook-metro-center-i-llc-7110eb4c (data as of October 2, 2026).