BuildingCensus
B

Liberty Square

Office in Washington, DC, DC · 450 5th Street, NW · 20001

ENERGY STAR score
83
band B · 2024
Site EUI
39.2
kBtu/ft²
GHG emissions
1,868
tCO₂e
GHG intensity
3.4
kgCO₂e/ft²
Floor area
543,682
sq ft
Year built
1982
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 score83 (band B)
Site EUI39.2 kBtu/ft²
Source EUI109.6 kBtu/ft²
GHG emissions1,868 tCO₂e
GHG intensity3.4 kgCO₂e/ft²
Electricity6,239,088 kWh
Natural gas0 therms
Water use4,247 kgal
Gross floor area543,682 sq ft
Source recorddc:PM1341848:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest83+339.2 kBtu/ft²1,868 tCO₂e
202380±041.2 kBtu/ft²2,012 tCO₂e
202280-142.3 kBtu/ft²2,005 tCO₂e
202181+241.5 kBtu/ft²2,094 tCO₂e
202079+242.5 kBtu/ft²2,209 tCO₂e
201977+549.8 kBtu/ft²2,589 tCO₂e
201872-1354.7 kBtu/ft²2,845 tCO₂e
201785+255.6 kBtu/ft²3,352 tCO₂e
201683+357.8 kBtu/ft²3,603 tCO₂e
201580-159.4 kBtu/ft²4,325 tCO₂e
20148158.2 kBtu/ft²4,236 tCO₂e
201367.5 kBtu/ft²4,647 tCO₂e
20128858.5 kBtu/ft²4,502 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

JUDICIARY PLAZA LLC

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

Location

Address
450 5th Street, NW
State
District of Columbia
ZIP
20001
Coordinates
38.89561, -77.01962

Within ~1 km

Nearby benchmarked buildings

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

Frequently asked questions

What is Liberty Square's energy grade?

Liberty Square scores 83 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 Liberty Square use?

Its 2024 site energy-use intensity was 39.2 kBtu/ft² (109.6 kBtu/ft² source) across 543,682 sq ft, including 6,239,088 kWh of electricity and 0 therms of natural gas.

What are Liberty Square's carbon emissions?

Liberty Square reported 1,868 tCO₂e of greenhouse-gas emissions (3.4 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:PM1341848:2024.