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24 Hour Urgent Care in Crystal Lake

Crystal Lake is the county seat of McHenry County in the northern Chicago suburbs, known for its lakefront and strong community identity as a regional hub for the far northwest exurban belt. Urgent care centers on Northwest Highway serve Crystal Lake alongside residents from neighboring communities like Algonquin, Lake in the Hills, and Cary.

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 Clinic information on this site may be outdated or inaccurate.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 & Medicaid: Most urgent care centers accept Medicaid, Medicare, and major PPO/HMO plans. Coverage varies by location — call ahead to confirm your specific plan is accepted before your visit.

AFC Urgent Care – Crystal LakeOpen Now

Address: 6200 Northwest Hwy, Crystal Lake, IL 60014
Hours: Mon–Sun 8am–8pm
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
Map showing location of AFC Urgent Care – Crystal Lake

NextCare Urgent Care – Crystal LakeOpen Now

Address: 1400 S Main St, Crystal Lake, IL 60014
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
Map showing location of NextCare Urgent Care – Crystal Lake

MedExpress Urgent Care – Crystal LakeOpen Now

Address: 800 Virginia St, Crystal Lake, IL 60014
Hours: Mon–Fri 8am–8pm, Sat–Sun 9am–5pm
Insurance accepted: Aetna, BCBS, Cigna, UnitedHealthcare, Humana, Medicare, Medicaid
✓ Online check-in
Services:
Urgent careEmployer health servicesX-rayLab testing
Map showing location of MedExpress Urgent Care – Crystal Lake

Concentra Urgent Care – Crystal LakeOpen Now

Address: 3000 Northwest Hwy, Crystal Lake, IL 60014
Hours: Mon–Fri 7am–6pm, 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
Map showing location of Concentra Urgent Care – Crystal Lake

GoHealth Urgent Care – Crystal LakeOpen Now

Address: 1900 S Route 14, Crystal Lake, IL 60014
Hours: Mon–Sun 8am–8pm
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
Map showing location of GoHealth Urgent Care – Crystal Lake

FastMed Urgent Care – Crystal LakeOpen Now

Address: 6600 Northwest Hwy, Crystal Lake, IL 60014
Hours: Mon–Sun 8am–10pm
Website: fastmed.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
Map showing location of FastMed Urgent Care – Crystal Lake

Crystal Lake Urgent Care CenterOpen Now

Address: 1800 S Main St, Crystal Lake, IL 60014
Hours: Mon–Sun 9am–9pm
Map showing location of Crystal Lake Urgent Care Center

Crystal Lake Walk-In ClinicOpen Now

Address: 1200 Virginia St, Crystal Lake, IL 60014
Hours: Mon–Fri 8am–6pm, Sat–Sun 9am–4pm
Map showing location of Crystal Lake Walk-In Clinic

Crystal Lake Immediate CareOpen Now

Address: 3400 Northwest Hwy, Crystal Lake, IL 60014
Hours: Mon–Sun 8am–8pm
Map showing location of Crystal Lake Immediate Care

Crystal Lake Medical Walk-InOpen Now

Address: 2300 S Route 14, Crystal Lake, IL 60014
Hours: Mon–Fri 8am–7pm, Sat–Sun 9am–5pm
Map showing location of Crystal Lake Medical Walk-In

What to Expect at Urgent Care in Crystal Lake

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 Crystal Lake — Frequently Asked Questions

Is urgent care open on weekends in Crystal Lake?

Yes — most urgent care centers in Crystal Lake 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 Crystal Lake?

No appointment is needed at most Crystal Lake 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 Crystal Lake?

A typical urgent care visit in Crystal Lake 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 Crystal Lake accept Medicaid?

Yes — most urgent care centers in Crystal Lake accept Medicaid along with Medicare and major commercial insurance plans. Federal law requires Medicaid to cover urgent care for emergency and necessary medical conditions. Call the clinic ahead to confirm your specific Medicaid plan is accepted and that the location is in-network before your visit.

Does urgent care in Crystal Lake accept insurance?

Most urgent care centers in Crystal Lake 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 Crystal Lake?

Average wait times at Crystal Lake 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 Crystal Lake?

Crystal Lake 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

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