BuildingCensus
B

401 N Washington Street

Office in Montgomery County, MD · 401 N Washington St · 20850

ENERGY STAR score
77
band B · 2024
Site EUI
58.9
kBtu/ft²
GHG emissions
1,282
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
274,334
sq ft
Year built
1971
vintage

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

Benchmarking record

FieldValue
ENERGY STAR score77 (band B)
Site EUI58.9 kBtu/ft²
Source EUI139.9 kBtu/ft²
GHG emissions1,282 tCO₂e
GHG intensity—
Electricity3,586,498 kWh
Natural gas39,125 therms
Gross floor area274,334 sq ft
Source recordmontgomery_county:6708428:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest77+1558.9 kBtu/ft²1,282 tCO₂e
20236256.2 kBtu/ft²1,213 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.

Program details →

Ownership

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

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Location

Address
401 N Washington St
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

Frequently asked questions

What is 401 N Washington Street's energy grade?

401 N Washington Street scores 77 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 401 N Washington Street use?

Its 2024 site energy-use intensity was 58.9 kBtu/ft² (139.9 kBtu/ft² source) across 274,334 sq ft, including 3,586,498 kWh of electricity and 39,125 therms of natural gas.

What are 401 N Washington Street's carbon emissions?

401 N Washington Street reported 1,282 tCO₂e of greenhouse-gas emissions for 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.

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Dataset updated . Source: Commercial Building Energy Benchmarking disclosure, record montgomery_county:6708428:2024.