BuildingCensus
D

Hampden Square Condominium

Multifamily Housing in Montgomery County, MD · 4801 Hampden Ln · 20814

ENERGY STAR score
54
band D · 2024
Site EUI
38.8
kBtu/ft²
GHG emissions
187
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
55,000
sq ft
Year built
1989
vintage

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

Benchmarking record

FieldValue
ENERGY STAR score54 (band D)
Site EUI38.8 kBtu/ft²
Source EUI108.7 kBtu/ft²
GHG emissions187 tCO₂e
GHG intensity—
Electricity625,800 kWh
Natural gas0 therms
Gross floor area55,000 sq ft
Source recordmontgomery_county:33517490:2024

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
4801 Hampden Ln
State
Maryland
ZIP
20814

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 Hampden Square Condominium's energy grade?

Hampden Square Condominium scores 54 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 Hampden Square Condominium use?

Its 2024 site energy-use intensity was 38.8 kBtu/ft² (108.7 kBtu/ft² source) across 55,000 sq ft, including 625,800 kWh of electricity and 0 therms of natural gas.

What are Hampden Square Condominium's carbon emissions?

Hampden Square Condominium reported 187 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:33517490:2024.