Registry of Certified Buildings and Plants
100 FIRST
100 First Street
San Francisco, CA 94105
United States
&ts_recentYear= 2025&buildingYearScores=<b>2025:</b> ENERGY STAR NextGen, 86,<b>2024:</b> ENERGY STAR, 84 ,<b>2023:</b> ENERGY STAR, 87 ,<b>2022:</b> ENERGY STAR, 90 ,<b>2021:</b> ENERGY STAR, 93 ,<b>2020:</b> ENERGY STAR, 87 ,<b>2019:</b> ENERGY STAR, 87 ,<b>2018:</b> ENERGY STAR, 92 ,<b>2017:</b> ENERGY STAR, 92 ,<b>2016:</b> ENERGY STAR, 90 ,<b>2015:</b> ENERGY STAR, 90 ,<b>2014:</b> ENERGY STAR, 90 ,<b>2012:</b> ENERGY STAR, 91 ,<b>2011:</b> ENERGY STAR, 92 ,<b>2010:</b> ENERGY STAR, 93 ,<b>2009:</b> ENERGY STAR, 93 ,<b>2008:</b> ENERGY STAR, 93 ,<b>2007:</b> ENERGY STAR, 93 ,<b>2006:</b> ENERGY STAR, 81 ,<b>2005:</b> ENERGY STAR, 79 ,<b>2004:</b> ENERGY STAR, 81 ,<b>2003:</b> ENERGY STAR, 81&numYears=22){kind=link}
100 FIRST is a(n) Office building with 480,457 square feet.
100 FIRST
A 2025 ENERGY STAR
NextGen Certified Building
Total Number of Years Certified:
22
Certification History:
(Year, certification type, ENERGY STAR score)
2025: ENERGY STAR NextGen, 86
2024: ENERGY STAR, 84
2023: ENERGY STAR, 87
2022: ENERGY STAR, 90
2021: ENERGY STAR, 93
2020: ENERGY STAR, 87
2019: ENERGY STAR, 87
2018: ENERGY STAR, 92
2017: ENERGY STAR, 92
2016: ENERGY STAR, 90
2015: ENERGY STAR, 90
2014: ENERGY STAR, 90
2012: ENERGY STAR, 91
2011: ENERGY STAR, 92
2010: ENERGY STAR, 93
2009: ENERGY STAR, 93
2008: ENERGY STAR, 93
2007: ENERGY STAR, 93
2006: ENERGY STAR, 81
2005: ENERGY STAR, 79
2004: ENERGY STAR, 81
2003: ENERGY STAR, 81
Property Type:
Office
1 of 808 ENERGY STAR NextGen certified Offices in San Francisco, CA
Total Gross Floor Area:
480,457 sq. ft.
Year Constructed:
1988
Building Owner :
Kilroy Realty, L.P.
*Score is out of a possible 100 points. This information is current as of 2026.
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