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Old Bill's Fun Run

Old Bill's Fun Run is a running race on September 12, 2026 in Jackson, WY.

Date
September 12, 2026 (56 days to go)
Sport
Running
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From the Organizer

Old Bill’s Fun Run will start and end at Jackson Hole Elementary School field on Willow St on Saturday, September 12th. This year there will be a timed adaptive 5K & 10K, 5K & 10K timed run and an untimed FUN RUN/walk, as well as a highly competitive Diaper Derby. New this year: races will start at 8:30am with a staggered start by category. Winners of each race will receive prize money to donate to their favorite nonprofits. Costumes and showing spirit are highly encouraged. 

REGISTRATION

Registration is free! Registration is open until 5:00pm on Friday, September 11th, you can register on race day morning at the start line arch. Please help our team out by registering early! Only timed racers will receive a bib. 

PRIZES

First, second, and third place timed runners will win money to donate to their favorite Old Bill's participating nonprofits. The timed divisions are:

  • Adaptive 5K
  • Adaptive 10K
  • Youth 5K (<14 years old)
  • Women’s 5K
  • Men’s 5K
  • Women’s 10K
  • Men’s 10K

TSHIRTS & BIB PICKUP

Shirts are available starting August 14th at the *new* Community Foundation office (145 E Snow King Avenue) and at Run Day at Jackson Elementary School Field (while supplies last). Swing by to grab yours and drop off your donation from August 14 to September 18!

Timed racers may pick up their bibs at the Community Foundation (145 E Snow King Avenue) between September 8-11, 9:00am - 5:00pm. Bibs will also be available to pick up on Run Day from 7:30 - 8:30am at the start line arch.

DONATE

To make a donation, go to oldbills.org/donate during the Giving Season: August 14-September 18.

EVENT SCHEDULE

7:30am Fun Run Registration & Timed Run Bib pick-up
8:15am Runner/walker warm up at start line
8:25am Color Guard Ceremony and National Anthem 
8:30am
  • Old Bill's Fun Run - race categories will stagger starts in this order:
    1. Timed Adaptive Racers
    2. Timed Adult Racers
    3. Timed Youth Racers
    4. Fun Run/Walkers 
  • Nonprofit booths open
  • Snacks served under big tent in center of field & DJ plays
10:30am Race winners announced & Diaper Derby at MC Stage 
12:00pm Event ends

PARKING

Free parking is available at the Home Ranch Welcome Center lot at the intersection of Cache Street and Gill Avenue, two blocks northwest of the event. Handicap parking is available at the Jackson Elementary School parking lot, please DO NOT park in this parking lot otherwise.

ROUTE MAP

The Old Bill’s Fun Run start and finish are on Willow Street just north of the intersection at Deloney Street. Download Run Route Map

Only walkers, runners, strollers and mobility devices are permitted on the course. For safety, other wheeled transport (bicycles, skateboards, etc) is prohibited unless it is being used by a mobility guide.

Old Bill's welcomes dogs that are experienced and comfortable in crowds. Please keep them on a short leash and pick up after them. No other animals are allowed.

VOLUNTEER

Sign up to volunteer at oldbills.org

En español

(coming soon!)

Weather

Typical Conditions

It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.

Typical High

70°

Typical Low

34°

Chance of Rain

28%

Based on US Climate Normals data from Jackson, 3 mi from the venue.

Sunrise 6:59 AMSunset 7:38 PMDaylight 12h 39m

Host City

About Jackson, WY

City Elevation

6,958 ft

Nearest Airport

JAC

Jackson Hole Airport · 10 mi

Time Zone

Mountain Time

From Endurance Grid

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Race Location

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Old Bill's Fun Run, put it on the calendar, and turn “someday” into a start date.

56

Days to train

Race
Old Bill's Fun Run
Date
September 12, 2026

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From Endurance Grid

About This Sport

Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.

With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.

Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.

Read the Guide

Running

From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Plan your trip

Make it a Racecation

Coming from out of town? There's more to Jackson than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.

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Frequently Asked Questions (FAQs)

What is the Old Bill's Fun Run?+
Old Bill's Fun Run is a running race held in Jackson, Wyoming on September 12, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Old Bill's Fun Run?+
Saturday, September 12, 2026 in Jackson, Wyoming at Jackson Elementary School Fields. Check the event page for exact start times and wave schedules.
How do I register for the Old Bill's Fun Run?+
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Old Bill's Fun Run

Sep 12, 2026

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