# clinicaltrials.gov

clinicaltrials.gov traffic · monthly visits 2.83M · Vaneform

clinicaltrials.gov had about 2.83M visits in September 2026, down 6.26% from August; most traffic is direct.

Report updated 2026-10-08

## How much traffic does clinicaltrials.gov get?

- Estimated monthly visits: 2.83M (2026-09)
- MoM: -6.26%
- Global rank: 15,872
- Country rank · United States: 5,071
- Average visit duration: 04:14
- Pages per visit: 5.26
- Bounce rate: 47.28%
- Search share: 31.3%

## Where does clinicaltrials.gov's traffic come from?

- Direct: 53.1%
- Display ads: 0.2%
- Email: 1.1%
- Generative AI: 2.9%
- Other: 0.0%
- Referrals: 9.7%
- Search: 31.3%
- Paid search: 0.1%
- Social: 1.7%

## Which countries visit clinicaltrials.gov?

- United States: 54.0%
- China: 4.6%
- India: 3.6%
- United Kingdom: 3.1%
- Canada: 2.6%

## What keywords send traffic to clinicaltrials.gov?

- clinical trials gov: Estimated visits 13.24K, Monthly searches 12.47K
- clinical trials: Estimated visits 9.5K, Monthly searches 20.89K
- aether opinion surveys: Estimated visits 5.56K, Monthly searches 37.1K
- clinical trial gov: Estimated visits 4.08K, Monthly searches 4.36K
- clinicaltrials.gov: Estimated visits 2.39K, Monthly searches 1.51K

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