In Boulder County, new HIV diagnoses run about 62% lower than the US average. Whether you have symptoms or just want peace of mind in Boulder County, Colorado, consider that clinics may bill insurance or offer sliding-scale fees, while private labs may let you pay a flat self-pay price. Here are your STI testing options.
Available testing centers
11 testing options are listed for Boulder, CO. The nearest, Boulder Valley Health Center, is about 0.4 miles away. Compare community and public clinics, private labs, and at-home kits below.
Listings tagged Community health center are federally funded health centers and rural clinics that treat everyone regardless of insurance or ability to pay: required to bill on a sliding fee scale and provide confidential care, and in many states minors may consent to their own STI testing. A Title X tag flags centers funded for confidential family-planning services; confirm current participation when you call.
Source: CMS FQHC & Rural Health Clinic enrollment files (data.cms.gov), refreshed quarterly. Title X status reflects the latest OPA grantee list.
Boulder Valley Health Center tests for gonorrhea, chlamydia, syphilis, herpes, hepatitis C, and HIV on a sliding-scale fee open to anyone; bacterial infections can be treated the same visit. Appointments are required.
Boulder Valley Health Center tests for both herpes and hepatitis C alongside the standard four, which means a single visit can surface infections that a narrower panel would leave undetected, and treatment or management can begin without an additional appointment elsewhere.
Without PrEP or PEP available at the clinic you already see, prevention becomes a separate errand. A second appointment, a second provider, a gap during which exposure risk continues. Boulder Valley Health Center prescribes both, closing that gap at the same location where testing and treatment happen.
Spanish-language care at Boulder Valley Health Center operates at the clinical level: providers conduct exams, discuss medication protocols, and explain diagnoses in Spanish, so nothing is filtered through a secondary layer before it reaches the patient.
Languages
English, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Mar 2026 · Source: CDC NPIN
Planned Parenthood of the Rocky Mountains in Boulder tests for HIV, syphilis, gonorrhea, chlamydia, herpes, and hepatitis A, B, and C on a sliding-scale fee with walk-ins welcome; same-visit treatment is available for bacterial infections, and care is delivered in ASL and Spanish.
When language isn't handled in the room, follow-up instructions get lost, treatment gets delayed, and a treatable infection becomes a longer problem. Planned Parenthood of the Rocky Mountains delivers care directly in American Sign Language and Spanish, with interpretation available for other languages, so nothing critical passes through a broken chain.
Walk-in sexual health clinics frequently operate without Title X designation, which means legally confidential family planning services for minors simply aren't on offer. Planned Parenthood of the Rocky Mountains holds that Title X status, making confidential care for minors a defined, protected part of what this Boulder location does.
PrEP, including branded regimens like Truvada and Descovy, is prescribed and managed at Planned Parenthood of the Rocky Mountains alongside PEP, meaning both prevention pathways are clinic-level services with built-in follow-up, not one-time handoffs. Uninsured patients can access PrEP through the clinic's dedicated program.
Languages
American Sign Language, English, Interpretation Services Available for Non-English Languages, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Jun 2026 · Source: CDC NPIN
Boulder Community Health tests for hepatitis B, hepatitis C, TB, and HIV, rapid or conventional, on a sliding scale open to everyone, with appointments required and bacterial STIs treated the same visit, all services provided at no fee.
Boulder Community Health carries both PrEP and DoxyPEP on its formulary, and neither generates a charge. Not a co-pay, not a balance. For uninsured patients, PrEP is explicitly covered. Two prevention medications, one fee structure: none.
Spanish-language services at Boulder Community Health run through the clinical staff themselves: counseling, medication adherence education, and hepatitis and HIV treatment conversations all happen in Spanish as the primary language of care, not as an accommodation routed through a secondary channel.
Without Ryan White funding, a positive HIV result can leave someone holding a diagnosis but waiting weeks for a prescriber and facing costs that delay antiretroviral therapy. Boulder Community Health absorbs that gap: Ryan White supports the full continuum here, from initial testing through ongoing HIV/AIDS medical treatment and medication adherence counseling, in one clinic.
Languages
English, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified May 2026 · Source: CDC NPIN
Boulder County AIDS Project in Boulder tests for HIV, hepatitis C, gonorrhea, chlamydia, and syphilis, with same-visit treatment for bacterial infections, all at no charge to anyone who walks through the door. An appointment is required.
Skip one appointment and a bacterial infection can advance quietly for months; skip it because of cost and the gap becomes entirely avoidable. Boulder County AIDS Project charges nothing (not for the test, not for the treatment, not for counseling) so cost never becomes the reason care gets delayed.
For someone navigating STI care without a regular provider and without English as a first language, Boulder County AIDS Project delivers the full visit (testing, counseling, prevention education) in Spanish. That capacity lives within the clinic itself, not patched in from outside.
Anyone without a specialist or a primary care relationship who tests positive for hepatitis C gets treatment managed on-site at Boulder County AIDS Project, not a handoff to a provider they'd have to locate and afford separately. Diagnosis and treatment stay in the same place.
Languages
English, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Dec 2025 · Source: CDC NPIN
A public STD-testing option about 2 miles from Boulder, run as a Federally Qualified Health Center with sliding-scale fees.
Languages
English, Spanish, Vietnamese
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Mar 2026 · Source: CDC NPIN + HRSA
A safety-net federally qualified health center about 2 miles from Boulder. Sliding-scale STD testing and care are typical here, call ahead to confirm the exact panel and pricing.
Tests offered
Fees & payment
Clinica Family Health - MHP Alpine, in Boulder, earned its federally qualified health center designation by tying fees to income: meaning syphilis, gonorrhea, and chlamydia screening costs scale down based on what a patient actually earns, with no appointment required to get started.
Tests offered
Fees & payment
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 less than a mile away; if you'd rather skip the trip, an at-home kit ships to Boulder, 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 range: couples & full panels
$79 & 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.
Also in the area
Beyond the public testing sites above, these federally certified (CLIA) labs serve Boulder County, each lab's town is shown on its card below. Many test through a doctor's order or by appointment rather than walk-in, so call ahead to confirm STD/STI testing and availability before visiting.
4747 Arapahoe Avenue, Garden Level, Suite G20, Boulder, CO 80303
CMS-certified lab Accredited · Joint Commission
4747 Arapahoe Avenue, Boulder, CO 80303
CMS-certified lab Accredited · Joint Commission
2865 Wilderness Place, Boulder, CO 80301
CMS-certified lab Accredited · College of American Pathologists
2108 55th Street, Suite 100, Boulder, CO 80301
CMS-certified lab Accredited · College of American Pathologists
2950 Wilderness Place, Boulder, CO 80301
CMS-certified lab Accredited · College of American Pathologists
Showing the nearest 5 CLIA-certified labs.
Source: CMS CLIA registry (Provider of Services), Q1 2026. Federal public records: active CLIA-certified laboratories near Boulder. A CLIA certificate records only that a laboratory is federally certified — it does not confirm the site performs STD testing, nor its hours, price or access. Inclusion is not an endorsement; always call to verify.
Local clinicians
Beyond dedicated clinics, 2,057 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Boulder. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 733 offer telehealth.
David Ziegler, MD
Family medicine · 2150 Stadium Dr 2nd Floor, Boulder
Timothy Durel, MD Telehealth
Family medicine · 1755 48th Street, Boulder
Lisa Winkler, MD
Family medicine · 975 North Street, Boulder
Carl Moritz, MD
Family medicine · 2760 29th Street, Boulder
Savita Ginde, MD
Family medicine · 2855 Valmont Road, Boulder
Jennifer Johnson, MD Telehealth
Family medicine · 2880 Folsom Street, Boulder
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 Boulder, CO 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.
0.3 mi 
0.4 mi 
0.4 mi Showing the 3 closest pharmacies to Boulder, CO.
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 Boulder, 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.
Visit from $0 insured
Telehealth STI treatment and sexual-health care, delivered or to your pharmacy
From $0 insured
Telehealth PrEP & DoxyPEP with at-home testing and ongoing monitoring
$0 with most insurance
Free online PrEP & DoxyPEP: HIV prevention, home lab kits, no in-person visit
Visit from $39
Online STI treatment & DoxyPEP: same-day prescriptions to your pharmacy
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 Boulder County, the county that includes Boulder, compare with Colorado and U.S. averages, based on the most recent 2023 surveillance data. An estimated ~50% of residents are aged 15–34 (ACS), the age group with the highest reported chlamydia and gonorrhea rates nationally.
#21 of 64 Colorado counties for chlamydia, a higher rate than 67% of the state
| Infection | Boulder County | Colorado | United States |
|---|---|---|---|
| Chlamydia | 326.2 1,066 cases ▼ 25% | 435.1 | 492.2 |
| Gonorrhea | 74.4 243 cases ▼ 42% | 128.7 | 179.5 |
| Syphilis (P&S) | 5.2 17 cases ▼ 67% | 16 | 15.8 |
| Syphilis (early) | 2.4 8 cases ▼ 77% | 10.4 | 16 |
| Syphilis (late/unknown) | 5.5 18 cases ▼ 81% | 28.4 | 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 Boulder County, chlamydia has fallen from 338.6 to 326.2 per 100,000 (4%), gonorrhea has risen from 66.2 to 74.4 per 100,000 (12%), and P&S syphilis has fallen from 6.7 to 5.2 per 100,000 (22%).
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 Boulder County.
Local HIV snapshot
Boulder County HIV care continuum (2023)
Boulder County recorded 5.2 new HIV diagnoses per 100,000 (2023), against 9.6 statewide and 13.7 nationally. Among Boulder County residents living with HIV, 63.4% are in care · 59.2% are virally suppressed. 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 Boulder County tests for syphilis.
Source: CDC NCHHSTP AtlasPlus, 2023 (county-level congenital syphilis is not published).
Local resources & officials
Data & references
Local context
Noble Park sits close enough to Canyon Boulevard that a weekday errand and a clinic visit can share the same trip out, yet the rhythm of daily life here still makes follow-through harder than it looks on paper. Boulder is a city where more than half of residents rent, and at typical monthly rents that leave real pressure on discretionary spending, paying out of pocket for a test can feel like a genuine trade-off rather than a minor inconvenience. With fewer than a third of adults married and average households running nearly three people, the city holds a lot of overlapping social lives, which is exactly the context in which regular STI screening earns its keep.
Boulder's age profile means a large share of the population falls squarely in the years when chlamydia, gonorrhea, and syphilis rates climb fastest nationally. People in their late teens and twenties who are still forming relationships, dating across the city's mobile renter class, and juggling inconsistent schedules are the ones who benefit most when screening slots are available outside a standard nine-to-five window. The options listed on this page span that range.
For Goss-Grove residents, the most direct route tends to run along 28th Street toward the broader cluster of options listed here. Checking hours and fees on this page before heading out means the practical question of which clinic fits the day is already answered before you leave the neighborhood.
Getting there
Boulder scores 16.35/20 on the EPA walkability index, so many trips are walkable or a short ride, though a car still gives you the widest choice of testing centers.
Source: EPA National Walkability Index 2021.
Boulder sits in Boulder County. Local context that shapes where residents test:
Local landmarks
Neighborhoods & communities
Major routes
Nearby cities & towns
Just outside Boulder? 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 Boulder County: the CDC's screening guidelines, each infection's detection window, per-test reference prices, and your privacy rights under Colorado 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 Boulder-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 Boulder 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 Colorado 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 Colorado, a minor of any age can consent to confidential STI testing and treatment on their own, no parental permission is required.
Colorado 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 ColoradoSource: 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.
Possibly, Broomfield, CO is close; compare it by distance against Boulder Valley Health Center.
Medicaid generally covers STD testing, and public clinics test for free regardless of coverage.
Yes, Boulder Community Health (1.1 mi) offers free testing, and public clinics serve the uninsured.
Local options test for Chlamydia, Gonorrhea, Syphilis, Herpes, Hepatitis A, Hepatitis B, Hepatitis C, Rapid HIV, a full panel covers the common ones.
About 326 cases per 100,000 residents (2023), below the Colorado average.
Yes, at-home kits ship to 80302; you collect a sample, mail it back, and get results in about 2–5 days.
PrEP (HIV-prevention medicine for HIV-negative people) is available locally, any provider can prescribe it.
In Colorado, people under 18 can consent to confidential STD testing and treatment on their own.
Lab results typically come back in 1–2 days.
Resistance is rising, which is why the CDC advises a particular treatment; don't self-treat, get tested and treated correctly.
Have a different question? Browse the full STD & STI FAQ library, every question we answer, in one place.