Gaithersburg Libraryc
Library in Montgomery County, MD · 18330 Montgomery Village Ave · 20879
At a glance
Gaithersburg Libraryc is a 51,006-square-foot library at 18330 Montgomery Village Ave in Montgomery County, Maryland, built in 2013. In its 2024 Montgomery County benchmarking disclosure it reported a site energy-use intensity of 65.9 kBtu/ft² and 201 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 | 65.9 kBtu/ft² |
| Source EUI | 128.3 kBtu/ft² |
| GHG emissions | 201 tCO₂e |
| GHG intensity | — |
| Electricity | 510,293 kWh |
| Natural gas | 9,095 therms |
| Gross floor area | 51,006 sq ft |
| Source record | montgomery_county:5245026:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 65.9 kBtu/ft² | 201 tCO₂e | |
| 2023 | — | 59.6 kBtu/ft² | 164 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
- 18330 Montgomery Village Ave
- State
- Maryland
- ZIP
- 20879
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 Gaithersburg Libraryc compare with other buildings in Montgomery County?
The latest disclosures cover 1,766 benchmarked buildings in Montgomery County. Its site EUI of 65.9 kBtu/ft² is roughly in line with the average of 69.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 51,006 sq ft, it is about 63% below the average floor area of 136,354 sq ft for those buildings. It was built in 2013, 28 years later than the group's average year built (1985).
How has Gaithersburg Libraryc's energy performance changed over time?
BuildingCensus holds 2 Montgomery County disclosures for Gaithersburg Libraryc, covering report years 2023–2024. Site EUI moved from 59.6 kBtu/ft² (2023) to 65.9 kBtu/ft² (2024), an 11% increase. Reported emissions went from 164 tCO₂e to 201 tCO₂e over the same span (up 23%).
What does a site EUI of 65.9 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. Gaithersburg Libraryc's 65.9 kBtu/ft² across 51,006 sq ft works out to about 3.4 billion Btu (985 MWh-equivalent) in 2024. Its source EUI of 128.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 510,293 kWh of electricity and 9,095 therms of natural gas for the year.
Which law requires Gaithersburg Libraryc to report its energy use?
Gaithersburg Libraryc 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:5245026:2024). 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 library buildings in Montgomery County
Frequently asked questions
What is Gaithersburg Libraryc's energy grade?
Gaithersburg Libraryc did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 65.9 kBtu/ft².
How much energy does Gaithersburg Libraryc use?
Its 2024 site energy-use intensity was 65.9 kBtu/ft² (128.3 kBtu/ft² source) across 51,006 sq ft, including 510,293 kWh of electricity and 9,095 therms of natural gas.
What are Gaithersburg Libraryc's carbon emissions?
Gaithersburg Libraryc reported 201 tCO₂e of greenhouse-gas emissions for 2024.
Where is Gaithersburg Libraryc?
Gaithersburg Libraryc is at 18330 Montgomery Village Ave, in Montgomery County, Maryland 20879.
How big is Gaithersburg Libraryc and when was it built?
Gaithersburg Libraryc has 51,006 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2013 as its year built. It is classed as library.
Is Gaithersburg Libraryc 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, “Gaithersburg Libraryc, Montgomery County, Maryland — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/montgomery-county/gaithersburg-libraryc-6c57ea32 (data as of October 2, 2026).