cdc.gov vs nih.gov
Market traction comparison · Updated Jul 2026
| cdc.gov | nih.gov | Leads | |
|---|---|---|---|
| Monthly Visits | 18.9M | 154.2M | nih.gov |
| Bounce Rate | 65.2% | 50.1% | nih.gov |
| SEO & Keywords | 30 | 30 | Tie |
| Domain Age | 28y 11m | 28y 11m | cdc.gov |
nih.gov leads in 2 of 4 dimensions, while cdc.gov leads in 1.
Growth Momentum
| cdc.gov | nih.gov | Leads | |
|---|---|---|---|
| Monthly Visits | 18.9M | 154.2M | nih.gov |
| MoM Change | +20% | -1% | cdc.gov |
| Avg. Session | 1m43s | 4m29s | nih.gov |
| Pages / Visit | 2.1 | 3.5 | nih.gov |
Growth Momentum · Insight
cdc.gov is growing faster (+20%) but visitors stay 2.6x shorter (1m43s vs 4m29s). Rapid growth with declining engagement depth often signals lower-quality traffic or shallow product usage.
Acquisition Strategy
| cdc.gov | nih.gov | Leads | |
|---|---|---|---|
| Primary Channel | Search 62% | Search 59% | |
| Bounce Rate | 65.2% | 50.1% | nih.gov |
| SEO & Keywords | 30 | 30 | — |
Keyword Overlap Rate: 757%
| Keyword | Volume | cdc.gov | nih.gov |
|---|---|---|---|
| cleft | 14.0K | #4 | #7 |
| healthy people 2030 | 11.9K | #5 | #4 |
| what are the | 6.6K | #3 | #9 |
| im sad | 3.7K | #3 | #8 |
| hipaa regulations | 2.6K | #3 | #7 |
| a1c normal range | 2.1K | #5 | #3 |
Acquisition Strategy · Insight
cdc.gov acquires users primarily through Search (62%), while nih.gov relies on Search (59%). This reflects fundamentally different go-to-market strategies — nih.gov's higher direct traffic suggests stronger brand recognition or product-led growth, while cdc.gov's search reliance means growth is more scalable but more vulnerable to algorithm changes.
Business Maturity
| cdc.gov | nih.gov | Leads | |
|---|---|---|---|
| Domain Age | 28y 11m | 28y 11m | cdc.gov |
| Registered | Oct 1997 | Oct 1997 | |
| Expires | Aug 2026 | Aug 2026 |
Business Maturity · Insight
cdc.gov has been in the market for over a decade, indicating established presence.
Market Position
| cdc.gov | nih.gov | Leads | |
|---|---|---|---|
| Global Rank | #3.7K | #271 | nih.gov |
| Category Rank | #18 | #2 | nih.gov |
cdc.gov only
nih.gov only
Market Position · Insight
Each has untapped markets the other serves: cdc.gov could expand into United Kingdom, Japan, while nih.gov could target Philippines, Mexico.
Key Takeaways
- •nih.gov is losing traffic (-1%) despite 154.2M monthly visits. cdc.gov's +20% growth puts it on a trajectory to overtake.
- •cdc.gov is growing faster (+20%) but visitors stay 2.6x shorter (1m43s vs 4m29s). Rapid growth with declining engagement depth often signals lower-quality traffic or shallow product usage.
- •cdc.gov acquires users primarily through Search (62%), while nih.gov relies on Search (59%). This reflects fundamentally different go-to-market strategies — nih.gov's higher direct traffic suggests stronger brand recognition or product-led growth, while cdc.gov's search reliance means growth is more scalable but more vulnerable to algorithm changes.
- •nih.gov receives 8.1x more monthly traffic than cdc.gov (154.2M vs 18.9M).
- •cdc.gov is growing (+20%) while nih.gov is declining (-1%).
- •nih.gov keeps visitors significantly longer (4m29s avg session vs cdc.gov's 1m43s), suggesting deeper product engagement or stickier content.
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Report based on data from July 2026