BuildingCensus
A

Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211

Multifamily Housing in Montgomery County, MD · 15211 Elkridge Way · 20906

At a glance

Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 is a 45,520-square-foot multifamily housing building at 15211 Elkridge Way in Montgomery County, Maryland, built in 1979. In its 2024 Montgomery County benchmarking disclosure it reported an ENERGY STAR score of 98 out of 100 (grade A), a site energy-use intensity of 22.4 kBtu/ft² and 90 tCO₂e of greenhouse-gas emissions. That score is higher than 80% of the 514 scored multifamily housing buildings in Montgomery County.

ENERGY STAR score
98
band A · 2024
Site EUI
22.4
kBtu/ft²
GHG emissions
90
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
45,520
sq ft
Year built
1979
vintage

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

Benchmarking record

FieldValue
ENERGY STAR score98 (band A)
Site EUI22.4 kBtu/ft²
Source EUI62.8 kBtu/ft²
GHG emissions90 tCO₂e
GHG intensity—
Electricity299,312 kWh
Natural gas0 therms
Gross floor area45,520 sq ft
Source recordmontgomery_county:33987282:2024

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.

Program details →

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
15211 Elkridge Way
State
Maryland
ZIP
20906

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 Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 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. Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211's ENERGY STAR score of 98 compares with an average of 80 across the 514 that report a score; it scores higher than 80% of them and lower than 16%. Its site EUI of 22.4 kBtu/ft² is about half of the average of 43.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.

At 45,520 sq ft, it is about 77% below the average floor area of 198,668 sq ft for those buildings. It was built in 1979, 10 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 98 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 98 means the building performs better than about 98% of its national peers. BuildingCensus bands the score into report-card grades; 98 falls in band A — high performer (85–100). 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. Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211's 22.4 kBtu/ft² across 45,520 sq ft works out to about 1 billion Btu (299 MWh-equivalent) in 2024. Its source EUI of 62.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 299,312 kWh of electricity and 0 therms of natural gas for the year.

Which law requires Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 to report its energy use?

Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 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:33987282:2024). 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 Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211's energy grade?

Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 scores 98 out of 100 on ENERGY STAR — band A, high performer (85–100) — in its 2024 Montgomery County disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 use?

Its 2024 site energy-use intensity was 22.4 kBtu/ft² (62.8 kBtu/ft² source) across 45,520 sq ft, including 299,312 kWh of electricity and 0 therms of natural gas.

What are Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211's carbon emissions?

Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 reported 90 tCO₂e of greenhouse-gas emissions for 2024.

Where is Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211?

Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 is at 15211 Elkridge Way, in Montgomery County, Maryland 20906.

How big is Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 and when was it built?

Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 has 45,520 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1979 as its year built. It is classed as multifamily housing.

Is Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211 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, “Council Of Unit Owners Of Mutual 19B Condominium Of Rossmoor, Inc. - 15211, Montgomery County, Maryland — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/montgomery-county/council-of-unit-owners-of-mutual-19b-condominium-of-rossmoor-inc-15211-b91aa483 (data as of October 2, 2026).