BuildingCensus
A

Battery621

Office in Denver, CO · 621 Kalamath St · 80204

ENERGY STAR score
91
band A · 2023
Site EUI
45.5
kBtu/ft²
GHG emissions
107
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
30,000
sq ft
Year built
1973
vintage

Energize Denver Building Performance Policy · reporting year 2023

Benchmarking record

FieldValue
ENERGY STAR score91 (band A)
Site EUI45.5 kBtu/ft²
Source EUI—
GHG emissions107 tCO₂e
GHG intensity—
Electricity154,166 kWh
Natural gas4,707 therms
Gross floor area30,000 sq ft
Source recorddenver:3199:2023

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2023latest91-145.5 kBtu/ft²107 tCO₂e
202292-244.7 kBtu/ft²103 tCO₂e
20219442.7 kBtu/ft²94 tCO₂e

Compliance context

Energize Denver Building Performance Policy

Energize Denver sets energy-use (EUI) targets for buildings of 25,000+ sq ft — for most buildings an interim target in 2028 and a final target in 2032 — with civil penalties of roughly $0.15–0.35 per kBtu over target for non-compliance.

Program details →

Ownership

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

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Location

Address
621 Kalamath St
City
Denver
State
Colorado
ZIP
80204

Within ~1 km

Nearby benchmarked buildings

This source publishes no coordinates, so nearby buildings can't be resolved yet.

See also: most efficient in Denver · biggest emitters

Frequently asked questions

What is Battery621's energy grade?

Battery621 scores 91 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2023 Denver disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does Battery621 use?

Its 2023 site energy-use intensity was 45.5 kBtu/ft² across 30,000 sq ft, including 154,166 kWh of electricity and 4,707 therms of natural gas.

What are Battery621's carbon emissions?

Battery621 reported 107 tCO₂e of greenhouse-gas emissions for 2023. Energize Denver sets energy-use (EUI) targets for buildings of 25,000+ sq ft — for most buildings an interim target in 2028 and a final target in 2032 — with civil penalties of roughly $0.15–0.35 per kBtu over target for non-compliance.

Working with Denver building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

Dataset updated . Source: Energize Denver Benchmarking disclosure, record denver:3199:2023.