BuildingCensus
B

The Fields Of Rockville(Fl108)

Multifamily Housing in Montgomery County, MD · 600 Mount Vernon Pl · 20850

At a glance

The Fields Of Rockville(Fl108) is a 137,719-square-foot multifamily housing building at 600 Mount Vernon Pl in Montgomery County, Maryland, built in 1942. In its 2024 Montgomery County benchmarking disclosure it reported an ENERGY STAR score of 79 out of 100 (grade B), a site energy-use intensity of 47.9 kBtu/ft² and 456 tCO₂e of greenhouse-gas emissions. That score is higher than 33% of the 514 scored multifamily housing buildings in Montgomery County.

ENERGY STAR score
79
band B · 2024
Site EUI
47.9
kBtu/ft²
GHG emissions
456
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
137,719
sq ft
Year built
1942
vintage

Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score79 (band B)
Site EUI47.9 kBtu/ft²
Source EUI88.9 kBtu/ft²
GHG emissions456 tCO₂e
GHG intensity—
Electricity889,800 kWh
Natural gas35,604 therms
Gross floor area137,719 sq ft
Source recordmontgomery_county:35880162:2024

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.

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Ownership

No owning organisation shown. Names of private individuals in the disclosure are not published here.

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Location

Address
600 Mount Vernon Pl
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 The Fields Of Rockville(Fl108) 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. The Fields Of Rockville(Fl108)'s ENERGY STAR score of 79 compares with an average of 80 across the 514 that report a score; it scores higher than 33% of them and lower than 64%. Its site EUI of 47.9 kBtu/ft² is about 11% above the average of 43.2 kBtu/ft² — it uses more energy per square foot than the typical building in that group.

At 137,719 sq ft, it is about 31% below the average floor area of 198,668 sq ft for those buildings. It was built in 1942, 47 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.

What does an ENERGY STAR score of 79 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 79 means the building performs better than about 79% of its national peers. BuildingCensus bands the score into report-card grades; 79 falls in band B — above median (70–84). Scores of 75 or higher meet the threshold for ENERGY STAR certification; certification itself is a separate, verified application that the disclosure does not record. 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. The Fields Of Rockville(Fl108)'s 47.9 kBtu/ft² across 137,719 sq ft works out to about 6.6 billion Btu (1,933 MWh-equivalent) in 2024. Its source EUI of 88.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 889,800 kWh of electricity and 35,604 therms of natural gas for the year.

Which law requires The Fields Of Rockville(Fl108) to report its energy use?

The Fields Of Rockville(Fl108) 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:35880162:2024). 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

Frequently asked questions

What is The Fields Of Rockville(Fl108)'s energy grade?

The Fields Of Rockville(Fl108) scores 79 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2024 Montgomery County disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does The Fields Of Rockville(Fl108) use?

Its 2024 site energy-use intensity was 47.9 kBtu/ft² (88.9 kBtu/ft² source) across 137,719 sq ft, including 889,800 kWh of electricity and 35,604 therms of natural gas.

What are The Fields Of Rockville(Fl108)'s carbon emissions?

The Fields Of Rockville(Fl108) reported 456 tCO₂e of greenhouse-gas emissions for 2024.

Where is The Fields Of Rockville(Fl108)?

The Fields Of Rockville(Fl108) is at 600 Mount Vernon Pl, in Montgomery County, Maryland 20850.

How big is The Fields Of Rockville(Fl108) and when was it built?

The Fields Of Rockville(Fl108) has 137,719 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1942 as its year built. It is classed as multifamily housing.

Is The Fields Of Rockville(Fl108) 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, “The Fields Of Rockville(Fl108), Montgomery County, Maryland — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/montgomery-county/the-fields-of-rockville-fl108-96bb93c6 (data as of October 2, 2026).