Clinical Trials in Maryland
Maryland ranks #7 nationally by clinical-trial count, with 537 trials listed, all currently recruiting.
Among trials with a recorded phase, Phase 2 is the largest group at 91 trials.
The top conditions by trial volume are Prostate Cancer (13), Bladder Cancer (12), Obesity (10).
537
Total Trials
537
Recruiting
#7
National Rank
20
Conditions
Trials by Phase
249
Not Applicable
36
Phase 1 / Phase 2
6
Phase 2 / Phase 3
5
Early Phase 1
49
Phase 1
91
Phase 2
85
Phase 3
16
Phase 4
Top Conditions in Maryland
Top Sponsors in Maryland
Cities With Most Trials in Maryland
| # | City | Trials |
|---|---|---|
| 1 | Baltimore | 287 |
| 2 | Bethesda | 206 |
| 3 | Hagerstown | 19 |
| 4 | Rockville | 17 |
| 5 | Silver Spring | 10 |
| 6 | Gaithersburg | 10 |
| 7 | Chevy Chase | 7 |
| 8 | Columbia | 6 |
| 9 | Towson | 6 |
| 10 | Glen Burnie | 4 |
| 11 | Annapolis | 4 |
| 12 | Hyattsville | 3 |
| 13 | Frederick | 3 |
| 14 | Oxon Hill | 3 |
| 15 | White Marsh | 3 |
Important: This information is for research purposes only. Always talk to your doctor about whether a clinical trial is right for you.
Frequently Asked Questions
Maryland currently has 537 clinical trials actively recruiting participants, making it #7 nationally by total trial count.
The most-studied conditions in Maryland are Prostate Cancer (13 trials), Bladder Cancer (12 trials), Obesity (10 trials).
Browse the conditions listed on this page to find trials recruiting in Maryland. Each condition page shows trial details, eligibility criteria in plain English, and contact information. Always talk to your doctor about whether a trial is right for you.
Trial counts reflect currently recruiting studies listed on ClinicalTrials.gov with locations in this state.
Source: ClinicalTrials.gov, 2026.