Chlamydia cases in Sherman County run about 90% lower than the US average. Whether you need testing after a possible exposure or as part of routine care in Grass Valley, Oregon, some clinics offer same-day testing for walk-ins, though labs and at-home kits let you plan around your own time.
Available testing centers
2 testing options are listed for Grass Valley, OR. The nearest, Labcorp, is about 42.7 miles away. Compare private labs and at-home kits below.
Free tool · not a clinic
Testing too soon can miss an infection. Enter the date of possible exposure to see the earliest a test can reliably detect each STI.
| Infection | Earliest reliable test | Conclusive after |
|---|---|---|
| Chlamydia | 7 days after exposure | 14 days after exposure |
| Gonorrhea | 7 days after exposure | 14 days after exposure |
| Trichomoniasis | 7 days after exposure | 28 days after exposure |
| HIV (NAT / RNA) | 10 days after exposure | 33 days after exposure |
| HIV (4th-gen Ag/Ab) | 18 days after exposure | 45 days after exposure |
| HIV (antibody) | 21 days after exposure | 84 days after exposure |
| Syphilis | 21 days after exposure | 42 days after exposure |
| Hepatitis B | 21 days after exposure | 42 days after exposure |
| Hepatitis C | 56 days after exposure | 77 days after exposure |
| Herpes (HSV) | 28 days after exposure | 112 days after exposure |
Guidance only, confirm timing with a clinician. A negative result before the conclusive date may need a repeat test.
Typical out-of-pocket ranges by option, actual cost depends on which tests you need.
Public / community clinic
Free HIV testing is common
Private lab (self-pay)
Never billed to insurance
At-home kit
Mailed to your door, private
Doctor / urgent care
Often $0 preventive with insurance
No centers match those filters. Clear the service-type filter or the opening-hours filters to see every center.
Every other option
Beyond the dedicated testing centers above: at-home kits by mail, hospital labs certified for STI testing, local clinicians who can order a panel during a regular visit, pharmacies for self-test kits and prescriptions, and online PrEP & treatment.
Test from home
The nearest testing center is about 43 miles away; if you'd rather skip the trip, an at-home kit ships to Grass Valley, you collect the sample privately, and mail it back to a CLIA-certified lab. Results come online in days, with a clinician available if anything is positive. Same labs as a clinic, no waiting room, and you can read how accurate at-home STD tests are before you order.
Want a free option first? The CDC-supported TakeMeHome (opens in a new tab) program mails free at-home HIV self-test kits, and, in many areas, free STI kits, to your door, with no insurance or payment needed. The paid kits below add broader panels and faster turnaround.
In-home collection
$79 & up
Best value: single tests
$49 & up
Best for simplicity & support
$89 & up
Every kit uses CLIA-certified labs. At-home testing is for screening; a reactive result should be confirmed and treated by a clinician. Prices and panels shown are illustrative and change often, confirm current details on the provider's site.
Local clinicians
Beyond dedicated clinics, 29 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Grass Valley. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 3 offer telehealth.
Michael Pendleton
Family medicine · 1605 George Jackson Road, Maupin
Henry Behar, MD
OB-GYN · 1825 East 19th Street, The Dalles
Joseph Jones, MD
OB-GYN · 1810 East 19th Street, The Dalles
Analene Pentopoulos, MD
OB-GYN · 1810 East 19th Street, The Dalles
Mark Farley, MD
Internal medicine · 1010 Webber Street, The Dalles
These are registry-listed clinicians, not dedicated STD-testing clinics. CMS records do not independently verify current licensure, testing services, availability, price, or new-patient status. Confirm each detail before booking. Source: CMS Doctors & Clinicians.
Nearby pharmacies
No pharmacy near Grass Valley, OR publishes an STD-related service or holds a current CLIA testing certificate, so these are simply the closest. Contact a location directly to confirm counter hours, services, prices, and availability before visiting.
26 mi Fred Meyer Pharmacy
26 miMurray's Condon Pharmacy
30 miShowing the 3 closest pharmacies to Grass Valley, OR.
Directory records identify nearby pharmacies. Service, stock, price, and hours information is shown only when supported by current location-specific evidence.
Prevention & treatment
Testing is one step. For residents of Grass Valley, telehealth covers the rest: HIV-prevention medication (PrEP) and DoxyPEP to lower future risk, and discreet online treatment if a result comes back positive. All prescribed by licensed U.S. clinicians.
From $0 insured
Telehealth PrEP & DoxyPEP with at-home testing and ongoing monitoring
Visit from $0 insured
Telehealth STI treatment and sexual-health care, delivered or to your pharmacy
Visit from $39
Online STI treatment & DoxyPEP: same-day prescriptions to your pharmacy
$0 with most insurance
Free online PrEP & DoxyPEP: HIV prevention, home lab kits, no in-person visit
Pricing varies by insurance and changes often, confirm on the provider's site. These services are not a substitute for emergency care.
STD stats & rates
How reported STI rates in Sherman County, the county that includes Grass Valley, compare with Oregon and U.S. averages, based on the most recent 2023 surveillance data. An estimated ~26% of residents are aged 15–34 (ACS), the age group with the highest reported chlamydia and gonorrhea rates nationally.
#36 of 36 Oregon counties for chlamydia, among the lowest in the state
| Infection | Sherman County | Oregon | United States |
|---|---|---|---|
| Chlamydia | 51.3 1 cases ▼ 86% | 362.5 | 492.2 |
| Gonorrhea | — no data | 117.2 | 179.5 |
| Syphilis (P&S) | — no data | 19.2 | 15.8 |
| Syphilis (early) | — no data | 9.6 | 16 |
| Syphilis (late/unknown) | — no data | 19.7 | 29.5 |
Rates per 100,000 population, 2023. Source: CDC NCHHSTP AtlasPlus (county, state & U.S., all-ages basis). Population figures: U.S. Census Bureau ACS. These figures are the latest available surveillance estimates. Bars are scaled to the highest rate shown.
Reading these numbers: reported case rates only count infections that were actually tested for and diagnosed, so they track local screening effort as much as true spread: a higher rate can reflect more testing, a lower one less. Either way, most STIs cause no symptoms, so treat the figures above as context rather than a verdict, and test on the CDC's schedule regardless of how your area looks.
Between 2020 and 2023 in Sherman County, chlamydia has fallen from 320.9 to 51.3 per 100,000 (84%), and gonorrhea has fallen from 107 to 51.2 per 100,000 (52%).
The 2020 dip reflects reduced pandemic-era screening, not lower transmission. Source: CDC NCHHSTP AtlasPlus (county, state & U.S., all-ages basis).
Community health context
Sources: CDC PLACES (ZIP), County Health Rankings, CDC/ATSDR SVI, HRSA HPSA, HRSA MUA/P, Neighborhood Atlas ADI. Lower insurance coverage, fewer routine checkups, and a thin primary-care ratio all raise the value of low-cost public clinics and at-home testing in Sherman County.
Local HIV snapshot
Sherman County HIV care continuum (2023)
Sherman County recorded 0 new HIV diagnoses per 100,000 (2023), against 6.6 statewide and 13.7 nationally. Early, routine testing is what moves these numbers: it is the entry point to PrEP, treatment, and viral suppression.
Sources: AIDSVu (Emory/Gilead) · CDC AHEAD · CDC AtlasPlus · CDC NCHHSTP AtlasPlus (county care continuum). The CDC recommends everyone aged 13–64 test for HIV at least once: every lab and clinic listed above offers HIV testing, and free rapid HIV testing is available at a local health department.
Congenital syphilis, passed from parent to baby in pregnancy, is the fastest-rising STI in the country. U.S. cases climbed from 2,163 in 2020 to 3,882 in 2023. It is almost entirely preventable: the CDC recommends a syphilis test at the first prenatal visit, and every clinic and lab listed for Sherman County tests for syphilis.
Source: CDC NCHHSTP AtlasPlus, 2023 (county-level congenital syphilis is not published).
Local resources & officials
Data & references
Local context
People move to Grass Valley for the landscape itself: the open country, the quiet, the chance to work land or build something without the noise of bigger towns pressing in. That draw brings young adults here regularly, and with them comes the ordinary adult need for straightforward sexual health care. STI testing in and around Grass Valley is available through the clinics and providers listed on this page, and the reality of a small town means knowing where to go and what to expect matters more than it might elsewhere. Confidentiality here isn't casual, it's structural.
A clinic visit stays a clinic visit; the person at the front desk isn't also your neighbor's cousin, and test results don't become talk at the feed store. Young adults in particular often choose screening because it's the responsible choice, not because a crisis forced the question. Routine testing before a new relationship, after an uncertain encounter, or simply as part of staying healthy is straightforward to arrange. The providers serving Grass Valley understand that people living and working in smaller communities still deserve the same care and discretion anyone else gets.
Getting tested doesn't require explanation, doesn't carry the weight it might in a place where everyone knows everyone, and takes no longer than it does anywhere else. That clarity (that testing is normal, available, and private) is what makes it actually happen.
Getting there
At 6.12/20 on the EPA walkability index, day-to-day errands in Grass Valley generally mean driving: plan on a car or rideshare to reach a clinic, and check each listing's hours and phone before you go.
Source: EPA National Walkability Index 2021.
ZIP 97029 snapshot
ZIP-level Census figures for the wider 97029 area around Grass Valley: a single ZIP can span several communities, so they describe the area, not Grass Valley alone.
Grass Valley sits in Sherman County, ZIP 97029. Local context that shapes where residents test:
Major routes
Nearby cities & towns
Just outside Grass Valley? These nearby communities have their own testing guides: clinics, at-home kits, and free screening close to home.
Reference
Everything to know before you test in Sherman County: the CDC's screening guidelines, each infection's detection window, per-test reference prices, and your privacy rights under Oregon law. If you have symptoms right now, our confidential symptom checker maps them to the tests worth considering.
Based on current CDC screening recommendations.
| Group | Tests | How often |
|---|---|---|
| Everyone aged 13–64 | HIV | At least once |
| Sexually active women under 25 | Chlamydia, gonorrhea | Every year |
| Women 25+ with new or multiple partners | Chlamydia, gonorrhea | Every year |
| Pregnant people | HIV, syphilis, hepatitis B & C, chlamydia | Early in pregnancy |
| Gay & bisexual men (MSM) | Chlamydia, gonorrhea, syphilis, HIV | Every 3–6 months |
| Anyone who shares injection equipment | HIV, hepatitis B & C | At least yearly |
| All adults at least once | Hepatitis C | At least once |
Testing too early can return a false negative, confirm timing with a Grass Valley-area provider.
| Infection | Earliest reliable test | Sample |
|---|---|---|
| Chlamydia | 1–2 weeks | Urine or swab |
| Gonorrhea | 1–2 weeks | Urine or swab |
| Trichomoniasis | 1–4 weeks | Urine or swab |
| HIV (NAT / RNA) | 10–33 days | Blood |
| HIV (4th-gen Ag/Ab) | 18–45 days | Blood |
| HIV (antibody) | 3–12 weeks | Blood / oral |
| Syphilis | 3–6 weeks | Blood |
| Hepatitis B | 3–6 weeks | Blood |
| Hepatitis C | 8–11 weeks | Blood |
| Herpes (HSV) | 4–16 weeks (antibody); swab a sore | Blood / swab |
These are the federal Medicare reference prices for processing each lab test. Public clinics and the community health centers serving Grass Valley often test free or on a sliding scale; private labs and at-home kits bundle several tests into one fee. Use this as a per-test benchmark before you pay out of pocket, or see the full guide to STD test costs for insurance, free, and at-home options.
| Test | Reference price | CPT / HCPCS |
|---|---|---|
| Chlamydia (NAAT) | $47.80 | 87491 |
| Gonorrhea (NAAT) | $47.80 | 87591 |
| Trichomoniasis (NAAT) | $47.76 | 87661 |
| HIV-1/2 antigen/antibody | $26.87 | 87389 |
| HIV-1/2 antibody | $22.44 | 86703 |
| Syphilis (RPR/VDRL) | $5.61 | 86592 |
| Syphilis (treponemal antibody) | $17.49 | 86780 |
| Herpes (HSV NAAT) | $47.76 | 87529 |
| Hepatitis B surface antigen | $15.33 | 87340 |
| Hepatitis C antibody | $29.16 | 86803 |
Source: Medicare Clinical Laboratory Fee Schedule, CMS, 2025 rates (data.cms.gov). Reference rate for the lab assay only: a clinic visit, sample collection, or a bundled multi-test panel may cost more. Medicaid and most insurers cover STD screening at no out-of-pocket cost.
Two things that actually depend on Oregon law: who can consent, and whether partners can be treated without their own visit. Everything else about testing privately is the same nationwide (see below).
In Oregon, a minor of any age can consent to confidential STI testing and treatment on their own, no parental permission is required.
Oregon permits Expedited Partner Therapy (EPT): if you test positive for chlamydia or gonorrhea, your provider can give you medication (or a prescription) to pass to your partner, no separate exam or appointment needed for them.
Keeping a test private works the same in every state. Whether an STD test shows on insurance (the EOB), how to test anonymously, and self-pay options that leave no insurance trail don’t change by location.
Learn more about confidential STD testing in OregonSource: Guttmacher Institute, Minors' Access to STI Services; CDC, Legal Status of Expedited Partner Therapy. General information, not legal advice.
Good to Know
Answers to the questions people ask most before getting tested.
Nearest is Labcorp, about 42.7 mi away. An at-home kit shipped to 97029 also works.
Yes, Medicaid typically covers it.
A full panel typically covers chlamydia, gonorrhea, syphilis, HIV, and hepatitis B and C.
Sherman County reported ~51 chlamydia cases per 100,000 in 2023, below the Oregon average.
In Oregon, people under 18 can consent to confidential STD testing and treatment on their own.
A kit ships to your address; you collect a urine, swab, or finger-stick sample, mail it to the lab, and get results online in a few days.
Chlamydia is checked with a simple urine sample or a swab; lab results usually come back in a day or two.
Herpes isn't in standard panels unless you have symptoms, a sore can be swabbed, or a blood test discussed with a provider.
Usually urine or a swab for chlamydia/gonorrhea, and blood for HIV, syphilis, and hepatitis.
No, symptoms mean test now; the window period only applies to symptom-free screening.
Have a different question? Browse the full STD & STI FAQ library, every question we answer, in one place.