Find STD Testing

Home › California › San Mateo

STD Testing in San Mateo, California

3 STD and HIV testing locations in San Mateo.

Verify with the clinic before visiting. Hours, services, fees and appointment rules change. Call ahead to confirm. This directory is for information only and is not medical advice. In an emergency, call 911.

Carbon Health – San Mateo - Hillsdale Clinic

46 Hillsdale Mall, San Mateo, CA 94403 · (650) 292-0847
Sliding scaleChlamydiaGonorrheaSyphilisHerpesHIVRapid HIVHepatitis CHepatitis B
Hours not listed

San Mateo County Health Department – Edison Clinic

222 W 39th Ave, San Mateo, CA 94403 · (650) 573-2385
Sliding scaleChlamydiaGonorrheaSyphilisHerpesHIVRapid HIVHepatitis C
Mon 8:30am – 4:30pm; Tue 8:30am – 4:30pm; Wed 8:30am – 4:30pm; Thu 8:30am – 4:30pm; Fri 8:30am – 4:30pm

Stanford Childrens Health – Peninsula Pediatric Medical Group - San Mateo

50 S San Mateo Dr, Ste 180, San Mateo, CA 94401 · (650) 342-4145
ChlamydiaGonorrheaSyphilisHerpesHIVHepatitis CHepatitis B
Mon 8:30am – 5:00pm; Tue 8:30am – 5:00pm; Wed 8:30am – 5:00pm; Thu 8:30am – 5:00pm; Fri 8:30am – 5:00pm; Sat 8:30am – 12:00pm

Community health centers in San Mateo

These federally funded health centers (HRSA) offer primary care, usually on a sliding fee scale. Their STD testing services are not confirmed in our data. Call to confirm STD testing.

Central County Mental Health CTR

1950 Alameda DE las Pulgas, San Mateo, CA 94403 · (650) 573-3571
San Mateo County Health · Community health center (HRSA). Call to confirm STD testing.

HealthRIGHT360- San Mateo Clinic

117 N San Mateo Dr, Ste 1, San Mateo, CA 94401 · (650) 425-9408
Healthright 360 · Community health center (HRSA). Call to confirm STD testing.

North East Medical Services - 35 Baywood

35 Baywood Ave, San Mateo, CA 94402 · (888) 500-1886
North East Medical Services · Community health center (HRSA). Call to confirm STD testing.

Frequently asked questions

Where can I get STD testing in San Mateo, CA?

This page lists 3 STD/HIV testing locations in San Mateo, CA from the CDC NPIN directory, plus 3 community health centers that may offer testing. Call ahead to confirm services and hours.

Is there free STD testing in San Mateo, CA?

None of the listed locations currently say they offer free STI or HIV testing. Some list sliding-scale fees or accept Medicaid. Call to ask about low-cost options.

Do I need an appointment?

1 locations here say no appointment is required. Others may need an appointment. Call before you go.

Can I get a rapid HIV test?

2 locations here list rapid HIV testing, which usually gives results during the same visit.

Which tests should I ask for?

Common tests include chlamydia, gonorrhea, syphilis, HIV and sometimes herpes or hepatitis. Which ones you need depends on your situation, so a clinician can help you decide. CDC recommends everyone ages 13 to 64 get tested for HIV at least once.

Is STD testing confidential?

Health care providers must keep your health information private. Some public health clinics offer anonymous HIV testing. Ask the clinic about their privacy policy.

Data: CDC NPIN and HRSA. Page built 2026-11-03.