BuildingCensus
B

Heart House

Office in Washington, DC, DC · 2400 N St. NW · 20037

ENERGY STAR score
79
band B · 2024
Site EUI
42.8
kBtu/ft²
GHG emissions
654
tCO₂e
GHG intensity
3.7
kgCO₂e/ft²
Floor area
178,293
sq ft
Year built
1983
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Clean and Affordable Energy Act / BEPS · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score79 (band B)
Site EUI42.8 kBtu/ft²
Source EUI115.4 kBtu/ft²
GHG emissions654 tCO₂e
GHG intensity3.7 kgCO₂e/ft²
Electricity2,101,671 kWh
Natural gas4,670 therms
Water use861 kgal
Gross floor area178,293 sq ft
Source recorddc:PM4562546:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest79+142.8 kBtu/ft²654 tCO₂e
202378+943.3 kBtu/ft²678 tCO₂e
202269-649.4 kBtu/ft²783 tCO₂e
202175-439.0 kBtu/ft²646 tCO₂e
202079+1741.4 kBtu/ft²701 tCO₂e
201962-1166.7 kBtu/ft²1,115 tCO₂e
201873+157.2 kBtu/ft²968 tCO₂e
201772+572.0 kBtu/ft²1,411 tCO₂e
201667-1075.9 kBtu/ft²1,633 tCO₂e
201577-566.6 kBtu/ft²2,043 tCO₂e
20148259.2 kBtu/ft²1,860 tCO₂e

Compliance context

Clean and Affordable Energy Act / BEPS

DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve on 5-year compliance cycles, with penalties for buildings that fail to meet their pathway.

Program details →

Ownership

AMERICAN COLLEGE OF CARDIOLOGY FOUNDATION

Own or manage this building? Claim it to correct the record and get compliance alerts.

Location

Address
2400 N St. NW
State
District of Columbia
ZIP
20037
Coordinates
38.90699, -77.05198

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Washington, DC · biggest emitters

Frequently asked questions

What is Heart House's energy grade?

Heart House scores 79 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2024 Washington, DC disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does Heart House use?

Its 2024 site energy-use intensity was 42.8 kBtu/ft² (115.4 kBtu/ft² source) across 178,293 sq ft, including 2,101,671 kWh of electricity and 4,670 therms of natural gas.

What are Heart House's carbon emissions?

Heart House reported 654 tCO₂e of greenhouse-gas emissions (3.7 kgCO₂e/ft²) for 2024. DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve on 5-year compliance cycles, with penalties for buildings that fail to meet their pathway.

Dataset updated . Source: Building Energy Benchmarking disclosure, record dc:PM4562546:2024.