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| Event | Distance | When | Entry fee | Cap |
|---|---|---|---|---|
| 7.77k | 8K | Mar 13, 20279:30 AM | $38$43 after Oct 1, 2026 | – |
Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.
The 8K fee goes up to $43 on Oct 1, 2026.
Online registration closes Mar 13, 2027, unless the race fills first.
Sunrise on race morning is at about 6:17 AM, and the 7.77k starts at 9:30 AM. The start sits about 5,450 feet above sea level, high enough that most runners from lower ground run noticeably slower.
Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.
10600 Westminster Blvd, Westminster, CO 80021
The pin marks the address the race lists, which is usually the start. Course maps are the organizers' own.
Aggregated from official results (3W Races) for Erin Go Bragh 7.77k. Individual finisher names are not stored here.
In 2026, the fastest tenth finished in 41:05 or better, the top quarter in 46:42, and half the field in 56:00; the last tenth came in after 1:11:06.
| Age | Women | Men |
|---|---|---|
| 20-29 | 46:40 | 57:07 |
| 30-39 | 41:47 | 30:01 |
| 40-49 | 52:12 | 41:15 |
| 50-59 | 44:35 | 43:19 |
| 60-69 | 53:48 | 51:42 |
Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.
Where a finish time would have placed in 2026.
Down 29 percent since 2022.
All events combined, from official results.
From 2022 to 2026, the field went from 240 to 171 finishers, and the median time dropped from 58:33 to 56:00.
| Year | Finishers | Median | Fastest tenth | Winner |
|---|---|---|---|---|
| 2026 | 171 (-18%) | 56:00 | under 41:05 | 28:35 |
| 2025 | 209 (+31%) | 54:40 | under 39:06 | 28:11 |
| 2024 | 160 (-18%) | 51:55 | under 38:28 | 27:57 |
| 2023 | 195 (-19%) | 55:21 | under 39:43 | 28:12 |
| 2022 | 240 | 58:33 | under 41:29 | 27:24 |
From each year's official results for the 8K; virtual options are left out.
Slower than most US 8Ks
The fastest quarter of the 2026 8K field finished under 46:42, against 42:05 in a typical US 8K, so times here run 11 percent slower.
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.
Around March 13 the day usually runs from 25°F at dawn to 53°F in the afternoon, with measurable rain on about 15% of days. Cold snaps dip to 16°F and hot years reach 70°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.
What the organizers of Erin Go Bragh 7.77k cover on their registration page, in brief.
Schedule and packet pickup
Date: TBD. Time: TBD. Location: TBD. *Packet Pick Up dates, times and locations are subject to change. This is the only date for ADVANCED packet pick up. You are welcome to send a friend or family member to pick up your packet for you. If…
Schedule and packet pickup
As always, 3W Races is proud to be cup-free! Water is available at the Expo for refilling your personal water bottles. There ARE cups on the course at the water station(s) so you don't have to run with your bottle if you don't want to…
Schedule and packet pickup
In-person pricing: April - 7.77k: $33. May - Sept - 7.77k: $38. Oct - Feb - 7.77k: $43. Mar 1 - Night before race @ 4 PM - 7.77k: $48. Race Day - 7.77k: $58. GROUPS: Join a TEAM during registration and when your group reaches 5 or more…
Schedule and packet pickup
On race day, bring at least 5 items to donate to Growing Home and get a raffle ticket to win one of our many great prizes from 3W Races and our sponsors! Check the raffle board near the registration tent as soon as you finish to see what…
Schedule and packet pickup
8:30-9:30 AM: Onsite registration and late packet pick up. 9:30 AM: Race Starts. 10:15 AM: Overall Awards (Must be present to claim awards; no awards will be mailed.). 10:35 AM: Age Group Awards.
Parking and travel
LOCATION (Start/Finish/Expo). Westminster Promenade Terrace, at the foot of the Westin Hotel (across the street!): 10600 Westminster Blvd, Westminster, CO. Near Highway 36 and Church Ranch Blvd, between Denver and Boulder! The Promenade…
Organize this race? Add details or a correction
Join us for the annual Erin Go Bragh 7.77k! This is THE LUCKIEST race on earth! There may not be a real pot of gold at the finish line of this happy-go-lucky fun run, but there WILL be UNLIMITED Lucky Charms, a Dance Party, and more! Woot Woot!
Teams or groups of 5 or more participants save $5 each! More info HERE.