BuildingCensus
A

221 Main Street

Office in California, CA · 221 Main Street, San Francisco · 94105

ENERGY STAR score
98
band A · 2024
Site EUI
29.9
kBtu/ft²
GHG emissions
756
tCO₂e
GHG intensity
1.9
kgCO₂e/ft²
Floor area
405,459
sq ft
Year built
1974
vintage
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85–10070–8455–691–54
This entry + 6 nearby

AB 802 (Public Resources Code §25402.10) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score98 (band A)
Site EUI29.9 kBtu/ft²
Source EUI
GHG emissions756 tCO₂e
GHG intensity1.9 kgCO₂e/ft²
Electricity2,238,453 kWh
Natural gas46,877 therms
Gross floor area405,459 sq ft
Source recordcalifornia:2936864:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest98+329.9 kBtu/ft²756 tCO₂e
202395±032.9 kBtu/ft²869 tCO₂e
202295+133.2 kBtu/ft²864 tCO₂e
202194+238.0 kBtu/ft²862 tCO₂e
202092-437.5 kBtu/ft²866 tCO₂e
201996±045.5 kBtu/ft²1,095 tCO₂e
20189640.5 kBtu/ft²1,012 tCO₂e

Compliance context

AB 802 (Public Resources Code §25402.10)

AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.

Program details →

Ownership

No owner listed in the disclosure.

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Location

Address
221 Main Street, San Francisco
State
California
ZIP
94105
Coordinates
37.79039, -122.39226

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in California · biggest emitters

Frequently asked questions

What is 221 Main Street's energy grade?

221 Main Street scores 98 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 221 Main Street use?

Its 2024 site energy-use intensity was 29.9 kBtu/ft² across 405,459 sq ft, including 2,238,453 kWh of electricity and 46,877 therms of natural gas.

What are 221 Main Street's carbon emissions?

221 Main Street reported 756 tCO₂e of greenhouse-gas emissions (1.9 kgCO₂e/ft²) for 2024. AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.

Dataset updated . Source: Building Energy Benchmarking Program (statewide) disclosure, record california:2936864:2024.