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Modesto, CA

Where to get free or low-cost STD testing in Modesto, California

Most community health centers offer confidential STD and HIV testing on a sliding scale, and access matters most where the burden is highest: Black Americans account for roughly a third of chlamydia, gonorrhea, and syphilis diagnoses nationwide despite being 12.6% of the population (CDC, Sexually Transmitted Infections Surveillance, 2023).

See 23 local clinics

Community health centers in Modesto

23 federally qualified community health centers in Modesto charge on a sliding scale by income and see patients regardless of insurance. Call ahead to confirm the site offers STD testing and to book.

See every community clinic in Modesto

Every site above tests free or at low cost based on income, and that is the right first stop. An at-home kit is self-pay and is not billed to Medicaid, so the clinic route usually costs less. If you would rather test at home:

Everlywell

At-home STI test panels covering chlamydia, gonorrhea, HIV, herpes, and syphilis, with a mail-in sample and physician-reviewed results online.

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Other free screening in Modesto

Breast cancer Cervical cancer Colorectal cancer Cardiovascular Diabetes prevention