Open · 23-603 · CFDA 47.049 · Discretionary

Mathematical Sciences Postdoctoral Research Fellowships

Federal grant opportunity posted by U.S. National Science Foundation, cataloged on Grants.gov.

$190K+
Award range
Open
Status
8d
Days left
45
Expected awards

The verdict

Mathematical Sciences Postdoctoral Research Fellowships is an open discretionary opportunity from U.S. National Science Foundation, offering $190,000 or more across 45 expected awards. Applications close in 8 days. PlainGrants indexes 1,338 other opportunities from U.S. National Science Foundation.

$190K+
award range
Open
8 days left
45
expected awards
47.049
CFDA program

Tight application window

Mathematical Sciences Postdoctoral Research F… (23-603) closes in 8 days on October 21, 2026. Award band $190,000 or more across 45 expected awards. U.S. National Science Foundation lists 1,338 other indexed opportunities on PlainGrants. Validate SAM.gov registration before drafting; amendments on Grants.gov can move the deadline.

According to Grants.gov (extract vintage 2026-08-10), this record reflects the officially published listing. See methodology.

Deadline tracker

8 days left to apply

Posted Jul 14 → closes Oct 21, 2026

Urgent window
Posted Jul 14 Closes Oct 21

Est. Total Funding

$8,500,000

Expected Awards

45

Instrument

Grant

Description

The purpose of the Mathematical Sciences Postdoctoral Research Fellowships (MSPRF) is to support future leaders in mathematics and statistics by facilitating their participation in postdoctoral research environments thatwill have maximal impact on their future scientific development. There are two options for awardees: Research Fellowship and Research Instructorship. Awards will support research in areas of mathematics and statistics, including applications to other disciplines.

Catch-all / unrestricted eligibility mark · 23-603

Grants.gov marks Mathematical Sciences Postdoctoral Research F… with a catch-all / unrestricted eligibility code (Others (see official listing text)). Read the official announcement text for the real applicant filter — the code alone is not a door list. The extract does not mark applicant cost-sharing as required. Instrument: Grant. Funding-activity code maps to Science and Technology / R&D (ST). This eligibility-code string dominates the U.S. National Science Foundation book (722 peers, 54% of 1,339).

Code 25
Others (see official listing text)

Codes are Grants.gov eligibility category values from the extract vintage 2026-08-10. Confirm the full eligibility statement on the official listing or the Grants.gov eligibility reference.

Official Listing on Grants.gov

View full details, application forms, and submission instructions.

View on Grants.gov

Parent Grant Program

CFDA 47.049

Mathematical and Physical Sciences

National Science Foundation

View program →

Agency Contact

NSF grants.gov support grantsgovsupport@nsf.gov

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What to do next

Mathematical Sciences Postdoctoral Research F… is open with $190,000 or more awards and 8 days left on the clock.

  • Submit through Grants.gov (23-603) - verify SAM.gov registration and the current NOFO before drafting. Official listing
  • Mathematical and Physical Sciences indexes 210 Grants.gov listings in this extract. Program profile
  • U.S. National Science Foundation lists 1,338 other indexed opportunities on PlainGrants. Agency catalog

Opportunity deadlines and eligibility change on Grants.gov; PlainGrants mirrors the extract and is not the submission system.

Disclaimer: This information is sourced from Grants.gov and SAM.gov and is for informational purposes only. Opportunity details, deadlines, and eligibility requirements change frequently. Always verify current information directly on Grants.gov before applying. PlainGrants is not affiliated with any federal agency.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from the SAM.gov Assistance Listings and Grants.gov. See our methodology for details. Retrieved and formatted by PlainGrants