Paid Clinical Trials in Colorado

Browse 741 currently-open paid paid clinical trials available to residents of Colorado — including remote opportunities you can do from anywhere. Every listing shows the pay and who runs it. Always free to join; you never pay to participate.

Updated daily · Real opportunities from vetted research & mystery-shopping providers

Compensated

Earn Cash for Sleep Study at Nursing Homes in CO, TN, or TX

Clinical Trial In-person
University of Alabama, Tuscaloosa · Ages 50+
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Compensated

Get Paid to Join a Hypertension Study for Ages 50+

Clinical Trial In-person
Douglas Seals · Ages 50+
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Compensated

Get Paid Cash to Join Concussion Exercise Study

Clinical Trial In-person
University of Colorado, Denver · Ages 13+
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Compensated

Earn Cash to Help Quit Hypnotic Medicines in Colorado

Clinical Trial In-person
National Jewish Health · Ages 21+
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Compensated

Get paid cash to join an in-person asthma clinical trial in Colorado

Clinical Trial In-person
National Jewish Health · Ages 18+
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Compensated

Get Paid to Test Vagus Nerve Stimulation for Brain Function in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Paid Clinical Trial for Overweight/Obesity in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 25+
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Compensated

Earn Cash: In-Person Knee Osteoarthritis Trial at University of Colorado Denver

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid for Your Opinion on Asthma Help for Kids in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 4+
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Compensated

Get Paid to Share Sleep Ideas for TBI at VA Colorado

Clinical Trial In-person
VA Eastern Colorado Health Care System · Ages 18+
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Compensated

Get Paid to Share Infertility Opinions at a Colorado Study

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Share Your Opinions on Spine Health Research in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 21+
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Compensated

Get Paid to Help Improve Diabetes Care in California & Colorado

Clinical Trial In-person
Scripps Whittier Diabetes Institute · Ages 18+
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Compensated

Get Paid to Share Your Rheumatoid Arthritis Opinion in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 45+
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Compensated

Earn cash in a Glaucoma clinical trial at Glaukos locations

Clinical Trial In-person
Glaukos Corporation · Ages 18+
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Compensated

Get paid to test new knee rehab exercise equipment in Denver

Clinical Trial In-person
University of Colorado, Denver · Ages 40+
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Compensated

Get Paid to Help Alzheimer's Research in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 60+
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Compensated

Paid Clinical Trial: DBS Surgery Patients in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 45+
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Compensated

Compensated study on diabetes research in Colorado and Virginia

Clinical Trial In-person
University of Colorado, Denver · Ages 30+
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Compensated

Get Paid to Share Your Concussion Recovery Journey in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 10+
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Compensated

Earn cash for Type 1 Diabetes teen mindfulness trial in DC or Colorado

Clinical Trial In-person
Children's National Research Institute · Ages 13+
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Compensated

Earn Cash: Join In-Person Social Anxiety Workshop in Colorado

Clinical Trial In-person
University of Colorado, Boulder · Ages 18+
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Compensated

Get Paid to Study Asthma and Obesity in Denver

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Join a Mental Health Study in Colorado

Clinical Trial In-person
Colorado State University · Ages 18+
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Compensated

Get Paid to Share Opinions on Esophageal Cancer Screening in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Earn Cash Studying GLP-1 Drugs and Breastfeeding in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Paid PCOS Study for Women in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 12+
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Compensated

Get Paid to Help Treat Anxiety for Kids in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 7+
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Compensated

Compensated PAH Study in Colorado for Adults 18+

Clinical Trial In-person
Regeneron Pharmaceuticals · Ages 18+
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Compensated

Earn Cash for Back Pain Help in Denver

Clinical Trial In-person
University of Colorado, Denver · Ages 21+
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Compensated

Get Paid to Share Your CF Wellness Experience at Johns Hopkins

Clinical Trial In-person
Johns Hopkins University · Ages 18+
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Compensated

Get Paid to Share Your Pregnancy Experience at a Colorado Clinic

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Try Muscle Training for Kidney Health in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 50+
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Compensated

Earn Cash Studying Obesity and Weight Loss in Colorado

Clinical Trial In-person
University of Colorado, Boulder · Ages 40+
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Compensated

Join a COPD trial in CO, NY, or OH and get paid

Clinical Trial In-person
Observational and Pragmatic Research Institute · Ages 18+
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Compensated

Get Paid to Help Study Suicide Prevention and Depression Therapy

Clinical Trial In-person
VA Eastern Colorado Health Care System · Ages 18+
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Compensated

Earn Cash by Sharing Your Diabetes & Kidney Health Journey

Clinical Trial In-person
Petter Bjornstad · Ages 8+
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Compensated

Get Paid for In-Person Lupus and Stiff Person Syndrome Trial in Colorado

Clinical Trial In-person
Kyverna Therapeutics · Ages 18+
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Compensated

Get Paid to Study COPD Exercise at Colorado University

Clinical Trial In-person
University of Colorado, Denver · Ages 40+
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Compensated

Get Paid Cash for Post Deployment Asthma Research Trial in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Share Opinions on Diabetes Treatment in Colorado

Clinical Trial In-person
Amsterdam UMC, location VUmc · Ages 18+
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Compensated

Earn cash for menopause obesity research in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 40+
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Compensated

Get Paid to Quit Smoking: HIV Study in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Help Research Alzheimer's in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 55+
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Compensated

Get paid to join teen liver health study in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 13+
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Compensated

Earn Cash Studying Headache Changes in Teens on Testosterone

Clinical Trial In-person
University of Colorado, Denver · Ages 12+
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Compensated

Get Paid to Share Your Heart Health Insights in Colorado

Clinical Trial In-person
HemoCept Inc. · Ages 18+
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Compensated

Get Paid to Help Colorado Hospice Improve Care for LGBTQ+ Seniors

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Help Research Kidney Health and Weight Loss in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Share Opinions on Depression and Anxiety Care

Clinical Trial In-person
Kaiser Permanente · Ages 18+
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Compensated

Get Paid to Join IPF Reflux Study at National Jewish Health in Colorado

Clinical Trial In-person
National Jewish Health · Ages 40+
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Compensated

Get Paid to Share Opinions on Autism ADHD Trials in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 8+
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Compensated

Get Paid to Join a Postpartum Depression Study in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Join Colorado Depression & Anxiety Study at U of Colorado

Clinical Trial In-person
University of Colorado, Boulder · Ages 18+
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Compensated

Get Paid to Try Creative Arts Therapy for Burnout in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Help School Kids Manage Asthma in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 5+
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Compensated

Get paid to share opinions on asthma and obesity research in Colorado

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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Compensated

Get Paid to Join a Bone Loss Study in NC or CO

Clinical Trial In-person
Wake Forest University Health Sciences · Ages 60+
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Compensated

Get Paid Cash for Chronic Back Pain Trial in Colorado

Clinical Trial In-person
CognifiSense Inc. · Ages 18+
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Compensated

Earn Cash in Colorado: Join This In-Person Lifestyle Study

Clinical Trial In-person
University of Colorado, Denver · Ages 18+
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See all paid studies in Colorado →

Paid Clinical Trials by state

Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming