County of Marin Health and Human Services

Marin County HIV Dashboard

Human immunodeficiency virus (HIV) weakens a person’s immune system by harming cells that fight disease and infection. There is currently no effective cure for HIV. But there are prevention measures and, with proper medical care, HIV can be controlled. Here we show data about new cases among Marin residents (incidence) and current Marin residents living with HIV (prevalence).

New Cases of HIV Infection in Marin County Residents, 2013-2022

This chart includes counts of newly-diagnosed cases and population rates by year (2013-2022), race/ethnicity, sex, and age. We also display case numbers according to how the infection occurred (transmission category). Over the past 10 years, there has been an average of 16 newly-diagnosed cases of HIV in Marin residents per year.

Data Source: California Department of Public Health (CDPH) enhanced HIV/AIDS Reporting System (eHARS). Includes community residents of Marin at the time of diagnosis (2013-2022) and excludes San Quentin inmates. The chart showing data by year uses date of new diagnosis. These data will be updated annually.

*High risk heterosexual contact is sex with someone with any of the following: an injection drug user, a male who has had sex with a male, a person with hemophilia, or a person with AIDS or documented HIV infection.

Marin County Residents Living with HIV, December 31, 2022

This dashboard describes Marin residents living with HIV. We describe this group using counts and proportions per 100,000 residents by race/ethnicity, sex, and age. We also count cases according to how infection occurred (transmission category). As of December 31, 2022 there were 615 Marin residents living with HIV.

Data Source: California Department of Public Health (CDPH) enhanced HIV/AIDS Reporting System (eHARS) Data Use Agreement (DUA) data. Includes community residents of Marin as of December 31, 2022 and excludes San Quentin inmates. These data will be updated annually.

*High risk heterosexual contact is sex with someone with any of the following: an injection drug user, a male who has had sex with a male, a person with hemophilia, or a person with AIDS or documented HIV infection.

 

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