Top 6 Think tanks in United States
This curated ranking covers the 6 largest think tanks in United States, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Texas Public Policy Foundation, Economic Policy Institute and Center for Strategic and International Studies lead the list with a combined estimated audience of 471,115 people. Across all 6 entries the average audience size is 105,622, and the largest, Texas Public Policy Foundation, reaches around 260,417 people in United States. Audience size is the estimated number of unique people in United States who actively engage with each think tank, derived from search demand signals. Rankings reflect search-behavior signals collected across United States and are refreshed weekly.
Ranking
| Rank | Name | Audience size | Country share | Subtype | Category |
|---|---|---|---|---|---|
| 1 |  Texas Public Policy Foundation |
260,417 | 99.9% | Think tank | Politics & Society |
| 2 |  Economic Policy Institute |
111,934 | 80.5% | Think tank | Politics & Society |
| 3 |  Center for Strategic and International Studies |
98,764 | 75.5% | Think tank | Politics & Society |
| 4 |  Claremont Institute |
80,487 | 97.0% | Think tank | Business & Career |
| 5 |  Fabian Society |
54,490 | 19.5% | Think tank | Business & Career |
| 6 |  Reason Foundation |
27,641 | 98.6% | Think tank | Politics & Society |
Frequently asked questions
How is this Top 6 list compiled?
Rascasse aggregates anonymized search-behavior signals across United States and ranks each think tank by its estimated audience size. Only entries with at least 5 measured entities are listed.
How often is the list updated?
The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.
What is the largest think tank in United States?
Texas Public Policy Foundation currently leads with an estimated audience of 260,417 people in United States.
Methodology
Audience sizes are estimated from anonymized search-behavior signals across United States. Lists below 5 entries are not published. See methodology for full details.