Research · Agency analysis
Which agencies concentrate grant funding
How estimated funding and program counts concentrate across the 25 federal agencies in the assistance catalog.
The verdict
U.S. Department of Education concentrates the most indexed funding ($196.1B), and the top three agencies together account for 51% of the $777.1B estimated across all indexed opportunities, funding is far more concentrated than program counts suggest.
- ED
- largest by funding ($196.1B)
- 51%
- of funding sits with the top 3 agencies
- ED · 77
- most programs administered
- 25
- agencies in the catalog
Estimated funding by agency (top 10)
Sum of estimated funding across indexed Grants.gov opportunities, by administering agency.
Programs administered by agency (top 10)
Number of assistance programs each agency administers.
Funding concentrates more than programs do
Across the 25 agencies in the catalog, the agency that administers the most programs (ED, 77) is not necessarily the one that concentrates the most funding. By estimated funding across indexed Grants.gov opportunities, U.S. Department of Education leads at $196.1B, and the top three agencies together account for 51% of the $777.1B estimated total. A small number of large agencies move most of the dollars, while a long tail of agencies runs many smaller programs.
Why the two rankings differ
Program count measures operational breadth, how many distinct assistance listings an agency maintains. Funding measures dollar scale, which is dominated by a few very large programs (formula block grants, major infrastructure). An agency can administer dozens of modest programs yet rank below an agency with a handful of multi-billion-dollar listings. For an applicant, the practical read is: more programs at an agency means more distinct doors to apply through; more funding means larger individual awards are on the table.
How to use this
Match the agency to your need. If you want many shots on goal, target the agencies highest on program count; if you need a large single award, weight toward the agencies highest on funding. The agency directory lists every agency and its programs, and the eligibility finder filters across all 504 programs at once.
What this analysis cannot tell you
- Funding sums reflect announced estimated funding on indexed opportunities, not appropriated obligations or actual disbursements.
- Agencies without published funding estimates on their opportunities contribute $0 to the funding ranking but still appear by program count.
- Sub-agencies (e.g. NIH within HHS) are counted as their own catalog entries where the data lists them separately.
- Figures are a point-in-time snapshot and shift as opportunities are posted and closed.
Sources
- SAM.gov Assistance Listings - sam.gov/content/assistance-listings
- Grants.gov funding opportunities - grants.gov
According to the U.S. General Services Administration, the SAM.gov Assistance Listings catalog tracked 504 federal assistance programs across 25 agencies as of July 2026. See our methodology for how this data is sourced and verified.