While the Harm Reduction Center continues to be closed, visit our mobile site at 1235 Mission Street, Tuesday through Friday, 11am to 3pm. Get Directions »

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San Francisco AIDS Foundation promotes health, wellness, and social justice for communities most impacted by HIV, through sexual health and substance use services, advocacy, and community partnerships.

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The Latest

From “risk” to “undetectable”

Over 40 years, there has been a remarkable transformation in the understanding and language of HIV “risk,” and the ways that we have shared information about HIV testing & transmission.

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Statement on Supreme Court Decision to Overturn Roe v. Wade

We at San Francisco AIDS Foundation are absolutely devastated to learn the news today that the Supreme Court has overturned Roe v. Wade.

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A moment of reflection as we celebrate Juneteenth

SFAF recognizes Juneteenth as a stark reminder to pause and remember the important commitment we have made to racial and health justice for all as a framework—not just in passing conversation. By Dr. Tyler TerMeer.

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Grassroots power is a critical force in ensuring a compassionate and effective response to the HIV epidemic. Join our HIV Advocacy Network and make your voice heard. Text RESIST to 52886.

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Main Office

1035 Market Street, Suite 400
San Francisco, CA 94103


470 Castro Street
San Francisco, CA 94114

Harm Reduction Center

1235 Mission Street
San Francisco, CA 94103

Mobile Syringe & Health Services

Hours and locations vary