Seattle, WA
STD Testing in Seattle: Free, Low-Cost, and Private Options
Compare Seattle and King County sexual health clinics, sliding-scale testing, cash-pay labs, and privacy routes.
Privacy note
Washington has stronger confidential-communications protections than many states. Seattle also has a major public sexual-health clinic at Harborview for confidential testing, screening, and treatment.
Public and low-cost options
Public Health - Seattle & King County Sexual Health Clinic
The Sexual Health Clinic at Harborview provides confidential STD and HIV evaluation, screening, testing, and treatment on a sliding-fee scale.
Best for: Sliding-scale public sexual health care
King County human services listing
King County lists STI diagnosis and treatment services, eligibility, fees, and clinic access details.
Best for: Checking current public-clinic logistics
CDC GetTested Seattle locator
CDC locator for additional HIV, STI, hepatitis, vaccine, and community testing locations around Seattle.
Best for: Finding options outside central Seattle
Fast paid options
Labcorp OnDemand
Self-pay STI testing at Labcorp locations.
Avoids shared-plan EOB if you do not bill insurance.
Quest Health
Self-order tests and visit a Quest location.
Lab and payment records still exist even without an EOB.
Urgent care
Useful for symptoms or time-sensitive clinician questions.
Often bills insurance unless self-pay is arranged.
Quick plan
- 1Use Harborview/King County sexual health services when cost or treatment access matters.
- 2Use cash-pay labs for speed if you are asymptomatic.
- 3If using shared insurance, ask the plan for confidential communications before the claim is created.
Sources
Hours, services, eligibility, and fees change. Verify directly before going. General information only, not medical advice.