Saturday, Feb 7, 2026 @ 8:00 AM

InHouse Ultra

2232 2nd Ave S

St Petersburg, FL Last Person Standing

Registration closes: Fri, Feb 6 @ 11:59 PM ET

A Unique Race Format in the U.S.

The only “backyard ultra” treadmill race in the world
Last One Standing format indoors, on Woodway treadmills
5 miles in 60 minutes
Spectators and energetic music throughout the entire race
Guaranteed climate at 72 degrees, a light breeze, minimal humidity
Compete against our sister studio, Twenty One Run in Salt Lake City
Limited to 14 athletes in St Petersburg and 19 in Salt Lake City!!

Rules

General Rules
- Each runner uses their assigned treadmill for the duration of the race
- Bib must be worn on the runners back for the duration of the race
- To begin each run, treadmills must be set to zero in time and distance (“reset stats”)
- Treadmill incline must be set to 0%
- Nutrition typically used when running is allowed on the treadmills
- Towels are provided on the treadmills
- Minimum attire required includes running shoes, shorts, and a top. Crop tops, sports bras, and singlets are allowed
- Headphones are allowed while running
- The winner is the last person remaining that is able to complete a 5 mile run within 1 hour. Last One Standing.


Race Rules
- 3-2-1 Rule. Announcements will be given at 3 minutes, 2 minutes, and 1 minute before the start of each round. Runners MUST be on the treads in the 59th minute of each hour to avoid a DNF
- Runners must complete the 5 mile run without support from others
- Walking and bathroom breaks are allowed. Taking a break requires the runner to remain running on the treadmill until it comes to a complete stop before stepping to the floor
- Runners may not go to their stations for aid, support, or any other reason until 5 miles is completed.
- Doing so is a DNF. Medical or mechanical exceptions will be considered on a case by case basis
- Empty treadmills cannot be used by non-participants


Penalties and Disqualifications
- Stepping or standing on the side of the treadmill while the tread is in motion
- Leaving the treadmill while the treadmill is in motion
- Holding onto the handle bars at any time while running
- Impeding a runner by touching the speed, incline, or console of another runners treadmill
- Inappropriate attire or attire that distracts other runners
- Going to their station before completing the 5 miles is a DNF
- - -
Warnings, penalties, and disqualifications are at the discretion of the race director.

Awards
- Last One Standing wins.

Event's current local time: 3:09 AM ET
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