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Mamba 100
Memphis, Tennessee · Friday, November 6, 2026 · 100 Mile, 100K
Official race page & registration ↗Mamba 100 takes place on Friday, November 6, 2026 in Memphis, Tennessee. The race offers 2 distances: 100 Mile, 100K. For anyone travelling in, New South Memphis is about 14 miles away.
It is one of 127 races on the Tennessee calendar that November. The 100 Mile is rare in Tennessee: only four races on the calendar offer it. Unusually for a race, it falls on a Friday.
- Date
- Friday, November 6, 2026
- Location
- Memphis, Tennessee
- Distances
- 100 Mile, 100K
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Memphis: check in Nov 5, out Nov 7.
Common questions
When is Mamba 100?
Mamba 100 is scheduled for Friday, November 6, 2026.
Where is Mamba 100 held?
Mamba 100 is held in Memphis, Tennessee. It is about 14 miles from New South Memphis.
What distances does Mamba 100 offer?
The listed distances are 100 Mile, 100K.
How do I register for Mamba 100?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
Within about 60 miles, ordered by approximate straight-line distance between listed locations.
- Dec 12Cobra Den Winter SeriesMemphis, TN
- Dec 12Forest 1/2 Marathon and 7 MilerMemphis, TN
- Dec 31Moccasin Ultra FestMemphis, TN
- Nov 7Sugar Run 5KGermantown, TN
- Nov 14Team 901 XC Postseason ProgramGermantown, TN
See every race on the Tennessee calendar, all Memphis races, Tennessee Ultras, or use the Race Finder for maps and filters.