Office of Sustainability

Did you receive a letter from us?

A random sample of San Mateo County residents recently received a letter inviting them to participate in a survey asking for input on energy sources, electric vehicles and other greenhouse gas reduction measures. This letter included the Office of Sustainability logo and the logo of the research firm, Hiner & Partners, Inc. This is not a scam, but a legitimate request for your input. Thank you for participating in this research project.

To minimize the risk of exposure to COVID-19, we will be closing our offices to the public until further notice. Waste management plans for the unincorporated areas of County of San Mateo can be submitted on For questions, please contact For COVID information and resources, please visit the County’s website at

We are committed to building a sustainable community that fulfills the needs of the present and future.

Educate, Innovate, Engage

Featured Initiatives

Pathway to Carbon Neutrality for Government Operations

The County of San Mateo plans to reduce 100% of emissions generated by county operations by 2035. The Government Operations Climate Action Plan (GOCAP) adopted by the Board of Supervisors on January 26, 2021 is the County’s guide to achieving carbon neutrality. Check out the GOCAP here.

Small Business Resource Center

Featuring recovery initiatives and a wide variety of ongoing programs, the Small Business Resource Center aims to provide small business owners with informational resources, funding, and financing for qualifying projects. You can learn more or speak with a program representative here.

Youth Climate Ambassadors Leadership Program

The Youth Climate Ambassadors (YCA) Leadership Program is a year-long program that provides 9-11th grade students with the opportunity to dive into social and environmental issues contributing to the global climate crisis and become empowered leaders to take action within their schools and community. Learn more here.