Registry of Certified Buildings and Plants

100 FIRST STREET
100 First Street
San Francisco, CA 94105
United States
100 First Street
San Francisco, CA 94105
United States
100 FIRST STREET is a(n) Office building with 480,457 square feet.
A 2024 ENERGY STAR
Certified Building
Total Number of Years Certified:
21
Certification History:
(Year, certification type, ENERGY STAR score)
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 801 ENERGY STAR 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 2025.