August 24–26, 2026

• Save the date! The 2026 MCNP User Symposium will be held Monday, August 24 through Wednesday, August 26 at Los Alamos National Laboratory, with an optional tour planned for Thursday, August 27.
• Expect more details and a link to the registration page to be coming soon.

July 7–10, 2025

• Agenda
• Planning
• Talks Available in MCNP Reference Collection

August 19–22, 2024

• Agenda
• Summary
• Talks Available in MCNP Reference Collection

September 18–21, 2023

• Agenda
• Summary
• Talks Available in MCNP Reference Collection

October 17–21, 2022

• Agenda
• Summary
• Talks Available in MCNP Reference Collection

July 12–16, 2021

• Agenda
• Summary
• Talks Available in MCNP Reference Collection