4x4x48
About this race
Celebrate long summer days in Burlington, Vermont by running 4 miles every 4 hours for 48 hours. This 4x4x48 format can be tackled individually, in a pair, or as a team of 3-4 athletes.
Join fellow runners on June 12, 2026 for the 4x4x48. It's a fantastic Ultra, 38.6K, 19.3K featuring a flat and fast course in Burlington.
Pick your distance
Running
4x4x48 Solo
This event starts with a 4 mile run at 4pm on Friday, June 12th. It continues 4 hours later with another 4 mile run at 8pm... Then again at 12am on Saturday, and continuing with 4 miles every 4 hours for 12 total runs (48 hours, totaling 48 miles). The final run starts at 12pm on Sunday, June 14th. The SOLO option is for athletes doing this event individually. WOW, what a test of grit! There will be indoor space for athletes to set up sleeping surfaces (indoor camping) with access to bathrooms and showers.
4x4x48 Pair
The PAIR option is for athletes doing this with one other teammate. Each run must be completed in its entirety by a single teammate, but pairs can divvy up the running segments so they each run an equal number, or one runs more segments. If divided equally, each athlete will run 24 miles over 48 hours. There will be limited indoor space for athletes to set up sleeping surfaces (indoor camping) with access to bathrooms and showers.
4x4x48 Team
The TEAM option is for athletes doing this with one or two other teammates. Each run must be completed in its entirety by a single teammate, but teams can divvy up the running segments so they each run an equal number, or one runs more segments. If divided equally, each athlete will run 12 miles. There will be limited indoor space for athletes to set up sleeping surfaces (indoor camping) with access to bathrooms and showers.
Weather Overview
These values represent the 3-year monthly averages for June in Burlington.
About Burlington
4x4x48 takes place in Burlington, Vermont, United States. The local timezone is America/New_York.
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🏃 Plan Your Next Race in Burlington
Find upcoming events by distance:
- Burlington 5K Races Best Burlington routes for beginners and speed work.
- Marathons in Burlington Scenic 42.2K routes and Burlington Boston qualifiers.
- Burlington Running Calendar 2026 See all upcoming race dates.
Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.
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