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Federal buyer

U.S. National Science Foundation — open solicitations

Everything U.S. National Science Foundation currently has open, soonest deadline first. Each record links back to their own posting, which is the authority on how to respond.

  • GrantCloses August 17, 2026

    Physical Oceanography

    A grant opportunity issued by U.S. National Science Foundation, published January 21, 2026. Responses are due August 17, 2026.

    U.S. National Science FoundationPD-98-1610

    Source: Grants.gov

  • GrantCloses August 17, 2026

    Cultural Anthropology Program Senior Research Awards

    A grant opportunity issued by U.S. National Science Foundation, published October 8, 2024. Responses are due August 17, 2026.

    U.S. National Science Foundation25-502

    Source: Grants.gov

  • GrantCloses August 17, 2026

    Cognitive Neuroscience

    A grant opportunity issued by U.S. National Science Foundation, published October 12, 2023. Responses are due August 17, 2026.

    U.S. National Science FoundationPD-24-1699

    Source: Grants.gov

  • GrantCloses August 17, 2026

    Biological Oceanography

    A grant opportunity issued by U.S. National Science Foundation, published December 13, 2022. Responses are due August 17, 2026.

    U.S. National Science FoundationPD-23-1650

    Source: Grants.gov

  • GrantCloses August 17, 2026

    Chemical Oceanography

    A grant opportunity issued by U.S. National Science Foundation, published March 13, 2015. Responses are due August 17, 2026.

    U.S. National Science FoundationPD-98-1670

    Source: Grants.gov

  • GrantCloses August 18, 2026

    Decision, Risk and Management Sciences

    A grant opportunity issued by U.S. National Science Foundation, published May 11, 2023. Responses are due August 18, 2026.

    U.S. National Science FoundationPD-23-1321

    Source: Grants.gov

  • GrantCloses August 19, 2026

    Research Experiences for Undergraduates

    A grant opportunity issued by U.S. National Science Foundation, published June 29, 2023. Responses are due August 19, 2026.

    U.S. National Science Foundation23-601

    Source: Grants.gov

  • GrantCloses August 25, 2026

    Robert Noyce Teacher Scholarship Program

    A grant opportunity issued by U.S. National Science Foundation, published May 9, 2023. Responses are due August 25, 2026.

    U.S. National Science Foundation23-586

    Source: Grants.gov

  • GrantCloses August 27, 2026

    Methodology, Measurement, and Statistics

    A grant opportunity issued by U.S. National Science Foundation, published April 10, 2019. Responses are due August 27, 2026.

    U.S. National Science Foundation19-575

    Source: Grants.gov

  • GrantCloses September 1, 2026

    Pathways to Enable Secure Open-Source Ecosystems

    A grant opportunity issued by U.S. National Science Foundation, published February 19, 2026. Responses are due September 1, 2026.

    U.S. National Science Foundation26-506

    Source: Grants.gov

  • GrantCloses September 1, 2026

    Tribal Colleges and Universities Program

    A grant opportunity issued by U.S. National Science Foundation, published June 24, 2021. Responses are due September 1, 2026.

    U.S. National Science Foundation21-595

    Source: Grants.gov

  • GrantCloses September 15, 2026

    Probability

    A grant opportunity issued by U.S. National Science Foundation, published April 3, 2024. Responses are due September 15, 2026.

    U.S. National Science FoundationPD-18-1263

    Source: Grants.gov

  • GrantCloses September 22, 2026

    Combinatorics

    A grant opportunity issued by U.S. National Science Foundation, published March 29, 2018. Responses are due September 22, 2026.

    U.S. National Science FoundationPD-18-7970

    Source: Grants.gov

  • GrantCloses September 22, 2026

    Foundations

    A grant opportunity issued by U.S. National Science Foundation, published March 29, 2018. Responses are due September 22, 2026.

    U.S. National Science FoundationPD-18-1268

    Source: Grants.gov

  • GrantCloses September 28, 2026

    Security, Privacy, and Trust in Cyberspace

    A grant opportunity issued by U.S. National Science Foundation, published December 6, 2024. Responses are due September 28, 2026.

    U.S. National Science Foundation25-515

    Source: Grants.gov

  • GrantCloses September 29, 2026

    Postdoctoral Research Fellowships in Biology

    A grant opportunity issued by U.S. National Science Foundation, published February 5, 2026. Responses are due September 29, 2026.

    U.S. National Science Foundation26-504

    Source: Grants.gov

  • GrantCloses September 30, 2026

    Division of Chemistry: Disciplinary Research Programs

    A grant opportunity issued by U.S. National Science Foundation, published April 26, 2023. Responses are due September 30, 2026.

    U.S. National Science Foundation22-605

    Source: Grants.gov

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