Longest Dam Race 2027
- Date
- Saturday, June 19, 2027
- Start time
- 8:00 AM start (Denver)
- Location
- Fort Peck, Montana
- Entry fee
- From $25
- Included with entry
- Includes a shirt
- Fundraising
- Takes optional donations when you register
Check registration status on RunSignup.
We earn a small commission when you register through this link, at no cost to you. Details
Official race websiteAdd to calendar: Apple or Outlook · Google
Events and entry fees
| Event | Distance | When | Entry fee | Cap |
|---|---|---|---|---|
| 10k | 10K | Jun 19, 20278:00 AM | $25 | – |
| 5k Run | 5K | Jun 19, 20279:00 AM | $25 | – |
| 5k Walk Only | 5K | Jun 19, 20279:30 AM | $25 | – |
| 10 Mile Novice Bike Race | Road Race | Jun 19, 202710:15 AM | $25 | – |
| 1 Mile Run/Walk | 1 Mile | Jun 19, 202710:30 AM | $25 | – |
Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.
Race day planning
Entry fee schedule
- $25 until Jun 18.
Online registration closes Jun 18, 2027, unless the race fills first.
Light and altitude
Sunrise on race morning is at about 5:04 AM, and the 10k starts at 8:00 AM.
Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.
Start location and course
Yellowstone Rd- Downstream Recreation Area, Fort Peck, MT 59223
The pin marks the address the race lists, which is usually the start. Course maps are the organizers' own.
2026 results
All results (5 years)5k Run
5k Walk Only
1 Mile Run/Walk
Aggregated from official results (Competitive Timing) for Longest Dam Race. Individual finisher names are not stored here.
How fast do you need to be at Longest Dam Race?
At the 2026 5k Run, the fastest tenth finished in 20:52 or better, the top quarter in 25:14, and half the field in 29:43; the last tenth came in after 38:16.
At the 2026 5k Walk Only, the fastest tenth finished in 43:32 or better, the top quarter in 47:06, and half the field in 52:04; the last tenth came in after 1:02:26.
At the 2026 1 Mile Run/Walk, the fastest tenth finished in 8:21 or better, the top quarter in 9:17, and half the field in 12:07; the last tenth came in after 21:22.
| Age | Women | Men |
|---|---|---|
| Under 20 | 25:46 | 18:25 |
| 20-29 | 28:52 | n/a |
| 30-39 | 27:59 | 25:57 |
| 40-49 | 30:38 | n/a |
| 50-59 | 30:56 | 29:55 |
Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.
What would my time get me?
Where a finish time would have placed in 2026.
Finishers by year
Up 19 percent since 2022.
All events combined, from official results.
Longest Dam Race 5K year by year
From 2022 to 2026, the field went from 89 to 85 finishers, and the median time dropped from 56:42 to 29:43.
| Year | Finishers | Median | Fastest tenth | Winner |
|---|---|---|---|---|
| 2026 | 85 (+27%) | 29:43 | under 20:52 | 17:40 |
| 2025 | 67 (-16%) | 27:27 | under 20:53 | 18:16 |
| 2024 | 80 (+29%) | 29:45 | under 21:50 | 19:57 |
| 2023 | 62 (-30%) | 28:46 | under 23:15 | 17:50 |
| 2022 | 89 | 56:42 | under 44:35 | 41:29 |
From each year's official results for the 5K; virtual options are left out.
How fast is it?
Faster than most US 5Ks
The fastest quarter of the 2026 5K field finished under 25:14, against 28:55 in a typical US 5K, so times here run 13 percent faster.
- 1 Mile: Faster than most US 1-mile races. The fastest quarter of the 2026 1-mile race field finished under 9:17, against 28:11 in a typical US 1-mile race, so times here run 67 percent faster.
Compares the fastest quarter of each field, so walkers and first-timers do not skew it. It reflects the course and the field together: a flat course, cool weather, or a competitive crowd all make times faster.
Typical race-day weather
Around June 19 the day usually runs from 56°F at dawn to 75°F in the afternoon, with measurable rain on about 27% of days. Cold snaps dip to 50°F and hot years reach 82°F.
Based on 75 days within a week of the date over the last 5 years, from historical weather for the start area. Not a forecast.
Race details
- Where
- Yellowstone Rd- Downstream Recreation Area, Fort Peck, MT 59223Map
- Course
- Road
- Included with entry
- T-Shirt.; T-Shirt
- Donations
- Accepted when you register
- Distances
- Road Race, 1 Mile, 5K, 10K
- Editions
- 2027 (Jun 19, 2027), 2026 (Jun 20, 2026), 2025 (Jun 21, 2025), 2024 (Jun 15, 2024), 2023 (Jun 17, 2023), 2022 (Jun 18, 2022)
Organize this race? Add details or a correction
Quick answers
- When is Longest Dam Race?
- Saturday, June 19, 2027, starting at 8:00 AM.
- How much does it cost?
- Entry starts at $25 before processing fees.
- When does registration close?
- Online registration closes Jun 18, 2027, unless the race fills first.
- Do athletes get a shirt or medal?
- Entry includes a shirt, according to the race's registration page. Check it for sizes and whether kids' races get the same.
- Can I donate to a cause when I register?
- Yes. The registration form offers an optional donation, usually for the charity or nonprofit the race supports. The race's own page names the cause.
- What distances are offered?
- Road Race, 1 Mile, 5K, 10K.
- How big is it, and how fast?
- In 2026, 85 athletes finished the 5k Run; the median finish was 29:43 and the winner finished in 17:40.
- Is it a fast course?
- The fastest quarter of the 2026 5K field finished under 25:14, against 28:55 in a typical US 5K, so times here run 13 percent faster.
- Where does it start?
- Yellowstone Rd- Downstream Recreation Area, Fort Peck, MT 59223.
- Is there a course map?
- Yes, the organizers publish the route on google.com; the link is under Start location and course.
From the organizers
Race Day Events:
🏃 10K Run
🏃♂️ 5K Run
🚶 5K Walk
👟 1-Mile Fun Run/Walk
🚴 10-Mile Novice Bike Ride
The Course:
Get ready for a one-of-a-kind race experience—where the views are vast, the elevation changes are real, and the finish line is full of fun!
10K Run – The race begins at the Fort Peck Dam Shaft Houses on Hwy 24 and stretches across the scenic top of the dam. Runners hit a 3.1-mile turnaround before descending approximately 350 feet down a gravel/dirt road, finishing strong on pavement at Kiwanis Park.