BuildingCensus
D

Rockville Town Square 20 Maryland_Mf

Multifamily Housing in Montgomery County, MD · 20-A Maryland Ave · 20850

At a glance

Rockville Town Square 20 Maryland_Mf is a 156,071-square-foot multifamily housing building at 20-A Maryland Ave in Montgomery County, Maryland, built in 2001. In its 2024 Montgomery County benchmarking disclosure it reported an ENERGY STAR score of 37 out of 100 (grade D), a site energy-use intensity of 47.2 kBtu/ft² and 594 tCO₂e of greenhouse-gas emissions. That score is higher than 6% of the 514 scored multifamily housing buildings in Montgomery County.

ENERGY STAR score
37
band D · 2024
Site EUI
47.2
kBtu/ft²
GHG emissions
594
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
156,071
sq ft
Year built
2001
vintage

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

Benchmarking record

FieldValue
ENERGY STAR score37 (band D)
Site EUI47.2 kBtu/ft²
Source EUI115.4 kBtu/ft²
GHG emissions594 tCO₂e
GHG intensity—
Electricity1,721,813 kWh
Natural gas14,845 therms
Gross floor area156,071 sq ft
Source recordmontgomery_county:34706333:2024

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
20-A Maryland Ave
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 Rockville Town Square 20 Maryland_Mf 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. Rockville Town Square 20 Maryland_Mf's ENERGY STAR score of 37 compares with an average of 80 across the 514 that report a score; it scores higher than 6% of them and lower than 93%. Its site EUI of 47.2 kBtu/ft² is roughly in line with the average of 43.2 kBtu/ft².

At 156,071 sq ft, it is about 21% below the average floor area of 198,668 sq ft for those buildings. It was built in 2001, 12 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.

What does an ENERGY STAR score of 37 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 37 means the building performs better than about 37% of its national peers. BuildingCensus bands the score into report-card grades; 37 falls in band D — lowest band (1–54). It sits 38 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. Rockville Town Square 20 Maryland_Mf's 47.2 kBtu/ft² across 156,071 sq ft works out to about 7.4 billion Btu (2,159 MWh-equivalent) in 2024. Its source EUI of 115.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,721,813 kWh of electricity and 14,845 therms of natural gas for the year.

Which law requires Rockville Town Square 20 Maryland_Mf to report its energy use?

Rockville Town Square 20 Maryland_Mf 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:34706333:2024). 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 Rockville Town Square 20 Maryland_Mf's energy grade?

Rockville Town Square 20 Maryland_Mf scores 37 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 Rockville Town Square 20 Maryland_Mf use?

Its 2024 site energy-use intensity was 47.2 kBtu/ft² (115.4 kBtu/ft² source) across 156,071 sq ft, including 1,721,813 kWh of electricity and 14,845 therms of natural gas.

What are Rockville Town Square 20 Maryland_Mf's carbon emissions?

Rockville Town Square 20 Maryland_Mf reported 594 tCO₂e of greenhouse-gas emissions for 2024.

Where is Rockville Town Square 20 Maryland_Mf?

Rockville Town Square 20 Maryland_Mf is at 20-A Maryland Ave, in Montgomery County, Maryland 20850.

How big is Rockville Town Square 20 Maryland_Mf and when was it built?

Rockville Town Square 20 Maryland_Mf has 156,071 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2001 as its year built. It is classed as multifamily housing.

Is Rockville Town Square 20 Maryland_Mf 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, “Rockville Town Square 20 Maryland_Mf, Montgomery County, Maryland — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/montgomery-county/rockville-town-square-20-maryland-mf-85d22625 (data as of October 2, 2026).