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Willow Manor At Colesville - Hoc At Willow Manor Llc

Multifamily Housing in Montgomery County, MD · 601 E Randolph Rd · 20904

At a glance

Willow Manor At Colesville - Hoc At Willow Manor Llc is a 93,233-square-foot multifamily housing building at 601 E Randolph Rd in Montgomery County, Maryland, built in 2005. In its 2024 Montgomery County benchmarking disclosure it reported an ENERGY STAR score of 96 out of 100 (grade A), a site energy-use intensity of 22.9 kBtu/ft² and 188 tCO₂e of greenhouse-gas emissions. That score is higher than 71% of the 514 scored multifamily housing buildings in Montgomery County.

ENERGY STAR score
96
band A · 2024
Site EUI
22.9
kBtu/ft²
GHG emissions
188
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
93,233
sq ft
Year built
2005
vintage

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

Benchmarking record

FieldValue
ENERGY STAR score96 (band A)
Site EUI22.9 kBtu/ft²
Source EUI64.2 kBtu/ft²
GHG emissions188 tCO₂e
GHG intensity—
Electricity626,149 kWh
Natural gas0 therms
Gross floor area93,233 sq ft
Source recordmontgomery_county:30711264:2024

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.

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Location

Address
601 E Randolph Rd
State
Maryland
ZIP
20904

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 Willow Manor At Colesville - Hoc At Willow Manor Llc 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. Willow Manor At Colesville - Hoc At Willow Manor Llc's ENERGY STAR score of 96 compares with an average of 80 across the 514 that report a score; it scores higher than 71% of them and lower than 25%. Its site EUI of 22.9 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 93,233 sq ft, it is about half of the average floor area of 198,668 sq ft for those buildings. It was built in 2005, 16 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 96 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 96 means the building performs better than about 96% of its national peers. BuildingCensus bands the score into report-card grades; 96 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. Willow Manor At Colesville - Hoc At Willow Manor Llc's 22.9 kBtu/ft² across 93,233 sq ft works out to about 2.1 billion Btu (626 MWh-equivalent) in 2024. Its source EUI of 64.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 626,149 kWh of electricity and 0 therms of natural gas for the year.

Which law requires Willow Manor At Colesville - Hoc At Willow Manor Llc to report its energy use?

Willow Manor At Colesville - Hoc At Willow Manor 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:30711264:2024). 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 Willow Manor At Colesville - Hoc At Willow Manor Llc's energy grade?

Willow Manor At Colesville - Hoc At Willow Manor Llc scores 96 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 Willow Manor At Colesville - Hoc At Willow Manor Llc use?

Its 2024 site energy-use intensity was 22.9 kBtu/ft² (64.2 kBtu/ft² source) across 93,233 sq ft, including 626,149 kWh of electricity and 0 therms of natural gas.

What are Willow Manor At Colesville - Hoc At Willow Manor Llc's carbon emissions?

Willow Manor At Colesville - Hoc At Willow Manor Llc reported 188 tCO₂e of greenhouse-gas emissions for 2024.

Where is Willow Manor At Colesville - Hoc At Willow Manor Llc?

Willow Manor At Colesville - Hoc At Willow Manor Llc is at 601 E Randolph Rd, in Montgomery County, Maryland 20904.

How big is Willow Manor At Colesville - Hoc At Willow Manor Llc and when was it built?

Willow Manor At Colesville - Hoc At Willow Manor Llc has 93,233 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2005 as its year built. It is classed as multifamily housing.

Is Willow Manor At Colesville - Hoc At Willow Manor 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).

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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, “Willow Manor At Colesville - Hoc At Willow Manor Llc, Montgomery County, Maryland — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/montgomery-county/willow-manor-at-colesville-hoc-at-willow-manor-llc-ae66a5c6 (data as of October 2, 2026).