Urgent Care Open Now in Thornton, CO
Thornton is Adams County's largest city and a rapidly growing northern Denver suburb, served by North Suburban Medical Center (HCA) and UCHealth with urgent care clinics along Washington Street, 120th Avenue, and 144th Avenue. The city's large Latino community and working-class industrial workforce in the northern Denver metro make affordable multilingual walk-in care options especially important.
Filter clinics:
⚠️Always call ahead to verify hours and availability. Clinic information on this site may be outdated or inaccurate. Do not rely solely on this listing — confirm directly with the clinic before visiting. For medical emergencies, call 911.
ℹ️Insurance: Most urgent care centers accept major PPO/HMO plans, Medicare, and Medicaid. Coverage varies — call the clinic directly to confirm your plan is accepted before your visit.
AFC Urgent Care – Thornton
Address: 9155 Washington St, Thornton, CO 80229
Phone: (303) 287-2273
Hours: Mon–Fri 8am–8pm, Sat–Sun 9am–5pm
Website: afcurgentcare.com
Insurance accepted: Aetna, BCBS, Cigna, UnitedHealthcare, Humana, Medicare, Medicaid
Without insurance: $100–$175 typical visit (varies by location)
Ages served: All ages
✓ Online check-in✓ Telehealth available
Services:
Urgent careOccupational healthDOT physicalsDrug testingX-rayLab testingTelehealth
SCL Health Urgent Care – Thornton
Address: 1600 E 144th Ave, Thornton, CO 80602
Phone: (720) 858-4700
Hours: Mon–Fri 8am–8pm, Sat–Sun 9am–5pm
Website: uchealth.org
Insurance accepted: Most major insurance, Medicare, Medicaid
Services:
Urgent careLab testingX-ray
Concentra Urgent Care – Thornton
Address: 8500 Washington St, Thornton, CO 80229
Phone: (303) 287-7246
Hours: Mon–Fri 7am–7pm, Sat 8am–12pm
Website: concentra.com
Insurance accepted: Most major insurance, Workers' comp, Medicare
Ages served: 2 and older
✓ Online check-in
Services:
Occupational healthWorkers' compDOT physicalsDrug & alcohol testingUrgent careX-rayPhysical therapy
GoHealth Urgent Care – Thornton
Address: 9400 Washington St, Thornton, CO 80229
Phone: (303) 287-9000
Hours: Mon–Sun 8am–8pm
Website: nextcare.com
Insurance accepted: Aetna, BCBS, Cigna, UnitedHealthcare, Humana, Medicare, Medicaid
Ages served: All ages
✓ Online check-in✓ Telehealth available
Services:
Urgent careVirtual careX-rayEKGLab testingOccupational health
FastMed Urgent Care – Thornton
Address: 11701 Grant St, Thornton, CO 80233
Phone: (303) 287-3627
Hours: Mon–Sun 8am–8pm
Website: nextcare.com
Insurance accepted: Aetna, BCBS, Cigna, Humana, Medcost, Medicare, Medicaid, TRICARE
Without insurance: ~$199 base visit (varies by service)
Ages served: All ages
✓ Online check-in✓ Telehealth available
Services:
Urgent careOccupational healthSports physicalsVaccinationsX-rayLab testing
NextCare Urgent Care – Thornton
Address: 10001 Washington St, Thornton, CO 80229
Phone: (303) 287-9100
Hours: Mon–Sun 8am–8pm
Website: nextcare.com
Insurance accepted: Aetna, BCBS, Cigna, UnitedHealthcare, Humana, Medicare, Medicaid
Without insurance: $100–$200 typical visit; $65 virtual visit; discount program $39/visit
Ages served: All ages
✓ Online check-in✓ Telehealth available
Services:
Urgent carePhysicalsX-rayLab testingTelehealthSports medicine
MedExpress Urgent Care – Thornton
Address: 9230 Washington St, Thornton, CO 80229
Phone: (303) 287-6333
Hours: Mon–Fri 8am–8pm, Sat–Sun 8am–4pm
Website: nextcare.com
Insurance accepted: Aetna, BCBS, Cigna, UnitedHealthcare, Humana, Medicare, Medicaid
Services:
Urgent careEmployer health servicesX-rayLab testing
UCHealth Urgent Care – Thornton
Address: 9200 Grant St, Thornton, CO 80229
Phone: (303) 287-5500
Hours: Mon–Sun 8am–8pm
Website: uchealth.org
Insurance accepted: Most major insurance, Medicare, Medicaid, Tricare
Services:
Urgent careVirtual careX-rayLab testing
North Suburban Urgent Care – Thornton
Address: 9191 Grant St, Thornton, CO 80229
Phone: (303) 451-7800
Hours: Mon–Sun 8am–8pm
Website: healthonecares.com
Thornton Urgent Care Walk-In Clinic
Address: 8800 Washington St, Thornton, CO 80229
Phone: (303) 287-5555
Hours: Mon–Fri 8am–6pm, Sat 9am–3pm
Website: nextcare.com
What to Expect at Urgent Care in Thornton, CO
Typical Cost
$100–$200
Without insurance for a basic exam. X-rays, labs, or stitches add to the total. Many clinics post self-pay rates online.
Average Wait
15–45 min
Weekday mornings tend to be the shortest. Use online check-in where available to hold your spot before you arrive.
What to Bring
ID & Insurance Card
Photo ID, insurance card, and a list of current medications and known allergies. Most clinics also accept walk-ins without prior paperwork.
When to Go to the ER
Chest pain, stroke signs, or major trauma
Urgent care is for non-life-threatening conditions only. For emergencies, call 911 or go directly to the nearest emergency room.
Urgent Care in Thornton, CO — Frequently Asked Questions
Is urgent care open on weekends in Thornton, CO?
Yes — most urgent care centers in Thornton, CO are open on Saturdays and Sundays, typically from 8am to 8pm. Some locations have reduced Sunday hours, so check the listings above for exact weekend hours at each clinic.
Do I need an appointment for urgent care in Thornton, CO?
No appointment is needed at most Thornton, CO urgent care centers. Walk-ins are welcome at all locations listed above. Some clinics offer online check-in so you can hold your spot before you arrive and reduce your wait time.
How much does urgent care cost in Thornton, CO?
A typical urgent care visit in Thornton, CO costs between $100 and $200 without insurance for a basic exam. Additional services such as X-rays, lab tests, or stitches will increase the total. Most clinics will provide a cost estimate when you call, and many post self-pay rates on their website.
Does urgent care in Thornton, CO accept insurance?
Most urgent care centers in Thornton, CO accept major insurance plans including commercial insurance, Medicare, and Medicaid. Coverage and copays vary by plan and location, so call ahead to confirm your insurance is accepted before your visit.
What is the wait time at urgent care in Thornton, CO?
Average wait times at Thornton, CO urgent care centers are typically 15 to 45 minutes, though this varies by location and time of day. Early morning visits and weekday mornings tend to have the shortest waits. Using online check-in where available can also reduce your time in the waiting room.
What can urgent care treat in Thornton, CO?
Thornton, CO urgent care centers treat a wide range of non-life-threatening conditions including colds, flu, infections, minor injuries, rashes, UTIs, and more. Many locations also provide X-rays, lab work, and vaccinations. For chest pain, difficulty breathing, or other emergencies, go to the nearest ER or call 911.
Urgent Care Guides & Resources
ER vs. Urgent Care — Which Should You Choose?How Much Does Urgent Care Cost?Walk-In vs. Appointment — What to KnowUrgent Care for Flu & ColdUrgent Care for Strep ThroatUrgent Care for UTIsUrgent Care for Pink EyeUrgent Care for Ear InfectionsUrgent Care for Cuts & StitchesUrgent Care for Sprained AnklesUrgent Care for Fever in ChildrenDOT Physicals at Urgent CareSTD Testing at Urgent CareIV Hydration TherapyPediatric Urgent Care for KidsSports Injury & Orthopedic CareOccupational Health & Drug Testing
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