August 24–26, 2026

• 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.
• Register here!

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