USARunningTrail100K · 100 km / 62.1 mi25K · 25 km / 15.5 mi50K · 50 km / 31.1 mi

Big Butts

Jackson, Mississippi · USA

When is the next Big Butts?

Sat, 17 Jul 2027

3 distances · see start times below

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Time limits and cut-offs

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25K · 2027-07-17: Not yet verified for this edition. Check the official race instructions.
50K · 2027-07-17: Not yet verified for this edition. Check the official race instructions.
100K · 2027-07-17: Not yet verified for this edition. Check the official race instructions.

About Big Butts

Big Butts is a running event in Jackson, Mississippi, United States. Recorded disciplines include 100K, 25K, 50K. The listed surface is trail. The listed organiser is MUTS Running. The next listed date is Saturday, 17 July 2027. Check the organiser's information for entry and race-day arrangements.

Dates, starts & entry

Times are local to the race. Select the entry route for your distance.

25K · 25 km / 15.5 mi
Sat, 17 Jul 2027
Start time not yet verified
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Big Butts · 25K · 25 km / 15.5 mi
2027-07-17 · Date-only reminder
Venue / race area: Jackson, Mississippi, United States
Race website
Date-only reminder: start time to be confirmed.
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Big Butts · 25K · 25 km / 15.5 mi
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Date and distance list (100K, 100K Relay, 50K, 25K) confirmed on the organiser's UltraSignup registration page for the 2027 edition (checked 2026-11-09). Local time America/Chicago.
Edition source
50K · 50 km / 31.1 mi
Sat, 17 Jul 2027
Start time not yet verified
Confirm date and entry availability with the organiser
Entry details
Add to calendar
Big Butts · 50K · 50 km / 31.1 mi
2027-07-17 · Date-only reminder
Venue / race area: Jackson, Mississippi, United States
Race website
Date-only reminder: start time to be confirmed.
Google Calendar Outlook.com Microsoft 365 Apple Calendar
Google and Outlook open a prepared event for you to save. Apple uses your private AthRecs race subscription. Download a one-off file only if you prefer to import it yourself.
Share
Share this race
Big Butts · 50K · 50 km / 31.1 mi
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Date and distance list (100K, 100K Relay, 50K, 25K) confirmed on the organiser's UltraSignup registration page for the 2027 edition (checked 2026-11-09). Local time America/Chicago.
Edition source
100K · 100 km / 62.1 mi
Sat, 17 Jul 2027
Start time not yet verified
Confirm date and entry availability with the organiser
Entry details
Add to calendar
Big Butts · 100K · 100 km / 62.1 mi
2027-07-17 · Date-only reminder
Venue / race area: Jackson, Mississippi, United States
Race website
Date-only reminder: start time to be confirmed.
Google Calendar Outlook.com Microsoft 365 Apple Calendar
Google and Outlook open a prepared event for you to save. Apple uses your private AthRecs race subscription. Download a one-off file only if you prefer to import it yourself.
Share
Share this race
Big Butts · 100K · 100 km / 62.1 mi
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Choose where to share, then select who to send it to.
Date and distance list (100K, 100K Relay, 50K, 25K) confirmed on the organiser's UltraSignup registration page for the 2027 edition (checked 2026-11-09). Local time America/Chicago.
Edition source

Location & race day

Listed venue / area

Jackson, MississippiUSA

Find this location on a map

Confirm the exact start line, parking and arrival instructions with the organiser. A listed town or postcode may cover a wider area.

About the race

Big Butts is listed on UltraSignup for 2027 near Jackson, Mississippi, with the following distances or formats: 100K, 100K Relay, 50K, 25K. Organised by MUTS Running.

Surface:: Trail
Organiser:: MUTS Running

Race website

Entry options for

Ways to enter

Compare the listed booking routes. Verified links show when they were checked.

Sat, 17 Jul 2027

Official race entry

Official entry

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Recorded Mon, 9 Nov 2026

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Race questions

When is the next event?

The next listed date for Big Butts is 17 July 2027.

Where is it held?

Big Butts is listed in Jackson, Mississippi, United States. Check the event's race-day instructions for the exact start location.

Which distances are listed?

The programme listed for 17 July 2027 includes 25K, 50K, 100K.

What time does it start?

Listed starts for 17 July 2027: 25K: start time not yet verified; 50K: start time not yet verified; 100K: start time not yet verified. Times are local to the race venue. Follow the start or wave assigned to your entry.