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Ultras · US · NM

Gila 100

50 Miler · 55.29 miles
Registration open
Registration is open on UltraSignup.
Race dateOctober 17-18, 2026
Duration2 days
Start6:00am
When7 days ago

Who's going to Gila 100?

Free. You can start with nothing.

Free, and always will be. NavRun makes money from race-day planning for runners who want it, never from this. Ultras change constantly, sometimes the morning of. Always confirm with the race director and the official website before you rely on anything here.
Distance
55.29 miles
Climb
not checked yet
Descent
not checked yet
High point
not checked yet
Time limit The race
36:00:00
Aid stations
9
Started
not checked yet
Finished
not checked yet
Finish rate
not checked yet
The course

Where it goes out and back · 9 aid stations

Course line from the race's own GPX. Source file. Recorded 2026.

A single out-and-back from Open Space Brewing through Fort Bayard and the Fort Bayard trail network, onto the Continental Divide Trail, to a turnaround at Sapillo Campground, then back to the start. It starts at the same time as the 100 mile and shares the same cutoff of 6:00 PM Sunday.

Single track trails, rocky and rolling jeep trails and dirt roads, with long climbs onto the Continental Divide Trail. The race says the area can reach the 80s in the day and fall below freezing at night in October, with rain, wind and snow possible. Cell service is spotty and absent in most canyon bottoms.

The race

What this one is

The Gila 100 and Gila 50 are out-and-back trail races in the Gila National Forest in southwest New Mexico. Both start at Open Space Brewing in Santa Clara near Fort Bayard, climb through the Fort Bayard trail network onto the Continental Divide Trail and turn around at Sapillo Campground. The 50 mile is that out-and-back once; the 100 mile is the same out-and-back twice. Both courses close 36 hours after the 6:00 AM start.

The 2026 race is the third annual Gila 100 and 50.

Getting in

Getting in Entry, lottery and what the race asks of you before race day.

Lottery
not checked yet
Lottery opens
not checked yet
Lottery draw
not checked yet
Field cap
not checked yet
Registration
UltraSignup gilaadventureruns.com
Qualifying
None. There is no qualifying race. gilaadventureruns.com
Minimum age
not checked yet
Transfers
not checked yet
Deferrals
Yes gilaadventureruns.com
Crew access, pacers and drop bags

The rules that shape your day Anything marked "not checked yet" is a gap in what we hold, never a no from the race.

Crew allowed
Yes gilaadventureruns.com
Vehicles per runner
not checked yet
Pacers
No gilaadventureruns.com
Muling
not checked yet
Drop bags
Yes gilaadventureruns.com
Cupless
not checked yet
Course marking
Fully Marked gilaadventureruns.com
Night running
not checked yet
Dogs
Not allowed gilaadventureruns.com
Headphones
not checked yet
Crew rules
Crew can only meet their runner at the Start/Finish and Sapillo Campground. Runners who meet crew anywhere else will be DNF'd. Spectators and crew are not allowed on the course; crew stay in the vicinity of the aid stations. gilaadventureruns.com
Pacer rules
Pacers are not allowed in the 50 mile. Anyone with a special need or exception contacts the race director. gilaadventureruns.com
Drop bag rules
One drop bag location: Sapillo Campground, at the halfway point. Label each bag with your name, bib number and the aid station name. Drop bags are handed in at the start line on race morning and carried to the aid station. No glass, unsealed liquids or irreplaceable valuables. gilaadventureruns.com
Cutoff philosophy
Cutoff times are strictly enforced for runner safety and volunteer deployment. Cutoffs apply to the time you leave the aid station, not the time you arrive. gilaadventureruns.com
Aid stations

Every stop, and what you get there ● yes   ○ no   ? nobody has checked   – does not apply to this race

Mile Station Cutoff Crew access Bag Pacer Med To next
0.00 Start / Finish ? ● ? ? ? 5.00
5.00 Big Tree Trailhead
None · basic first aid · Signal wrong?
? ○ ○ ? ● 9.50
14.50 Signal Peak
None · basic first aid · Signal wrong?
? ○ ○ ? ● 6.50
21.00 Aztec
None · basic first aid · Signal wrong?
? ○ ○ ? ● 6.50
27.50 Sapillo
None · basic first aid · Signal wrong?
10:00pm ● ● ? ● 5.50
33.00 Aztec
None · basic first aid · Signal wrong?
2:00am ○ ○ ? ● 6.50
39.50 Signal Peak
None · basic first aid · Signal wrong?
7:00am ○ ○ ? ● 9.50
49.00 Big Tree Trailhead
None · basic first aid · Signal wrong?
2:00pm ○ ○ ? ● 5.00
54.00 Start / Finish
None · basic first aid · Signal wrong?
6:00pm ● ? ? ● ?
Same race, other lines

Other distances and other years

Other distances
100 Miler (100 Mile)
What it looks like out there

Somebody has been out there with a camera the tables say the climb is long. these say what long feels like.

Nobody has been out there with a camera or a microphone yet. A gap means nobody has found it, not that it is not out there. Seen a course preview or a film of this one? Send us the link.

Add to this page

What you know every one of these is read by a person before it changes anything

Ran this race? Tell the next runner what you know.

Nobody sees it until we have read it. No account, no sign-in.

Leave blank if it applies to the whole race.

Leave blank if it is not about one particular stop.

Optional. Something like “Cal Street, mile 62 to 78”.

Write it the way you would say it to someone at the start line.

Optional, and it decides nothing. It only tells the next runner where this is coming from.

Optional.

Optional, and never shown on the page. Only so we can ask you a question about this note.

Leave this field blank.

See something wrong or out of date? Suggest an edit.

This changes nothing on the page on its own. Somebody checks it against the race first.

Optional. Filled in for you when you start from a specific line on the page.

Copy it as it appears, so we can find it.

The corrected value.

Required. Where it came from: the race email, the runner manual, what you saw on the day.

Optional.

Optional. A screenshot or a photo of the sign works.

Optional, and it decides nothing.

Optional.

Optional, only so we can come back to you about this correction.

Leave blank if it is about the whole race.

Leave blank if it is not about one particular stop.

Leave this field blank.

Were you out there? Say which stops a text got out from.

Nobody sees it until we have read it. No account, no sign-in.

Optional, and it decides nothing.

Which stops did a text get out from?

Leave a stop blank if you did not try, or do not remember.

100 Miler

  • Start / Finish mile 0.0
  • Big Tree Trailhead mile 5.0
  • Signal Peak mile 14.5
  • Aztec mile 21.0
  • Sapillo mile 27.5
  • Aztec mile 33.0
  • Signal Peak mile 39.5
  • Big Tree Trailhead mile 49.0
  • Start / Finish mile 54.0
  • Big Tree Trailhead mile 59.0
  • Signal Peak mile 68.5
  • Aztec mile 75.0
  • Sapillo mile 81.5
  • Aztec mile 87.0
  • Signal Peak mile 93.5
  • Big Tree Trailhead mile 103.0
  • Start / Finish mile 108.0

50 Miler

  • Start / Finish mile 0.0
  • Big Tree Trailhead mile 5.0
  • Signal Peak mile 14.5
  • Aztec mile 21.0
  • Sapillo mile 27.5
  • Aztec mile 33.0
  • Signal Peak mile 39.5
  • Big Tree Trailhead mile 49.0
  • Start / Finish mile 54.0
Optional. Never shown.
Seen a course preview or a film of this one? Send it over.

Somebody watches it before it goes anywhere near this page. What we are after is footage of this course, on the ground. If it would be just as true of any other race, it is not this.

Required. A line is plenty. Where the climbs are, what the footing does, what the last twenty miles look like.

Optional, and it decides nothing.

Optional.

Optional, and never shown on the page. Only so we can ask you a question about this one.

A YouTube link, a race report, a photo gallery, whatever it is.

Optional, and we credit them on the page.

Leave this field blank.

Have the GPX? Send us the link.

We want the address of the file the race publishes, not the file. We download it from there so the page can say where the line came from.

The page or file on the race's own site.

Optional, and only so we can ask you a question about it.

Are you the race director? Get in touch and we'll make it right.

We read every one of these and we write back. Every fact here carries the source it came from, and the way a wrong one gets fixed is a person checking it against what you tell us.

Required, because this is a conversation and we write back.

Tell us what is wrong, out of date, or missing on this page. We read every one of these and we will get back to you.

Optional.

So we know who we are writing back to.

Optional. Director, assistant, comms, whoever you are.

Leave this field blank.

Where this came from. Every fact on this page records its source and when we last checked it: 103 sources for this race. Hover a source link to read the sentence it came from.
32% of what we track for a course is filled in. The rest says "not checked yet" rather than guessing.
See something wrong or out of date? Suggest an edit
Ran this race? Tell the next runner what you know
Were you out there? Say which stops a text got out from
Got footage of this course? Send us the link
Are you the race director? Get in touch and we'll make it right.
Anything else: [email protected]

Ultras change. We will tell you when this one does.

Cutoffs move, races get postponed, lotteries open and close. We read the race's own sources and record where every fact came from. Put your email in and we will send you what changed, and where we read it.

No account, and nothing to cancel.

What happens to your email. Nothing else. I do not sell it, and I will not send you anything except this race changing. One click gets you out.

I keep this catalog because the information is scattered and hard to trust. Telling you when it moves is the same job.

Ultras change. We will tell you when this one does.

Cutoffs move, races get postponed, lotteries open and close. We read the race's own sources and record where every fact came from. Put your email in and we will send you what changed, and where we read it.

No account, and nothing to cancel.

What happens to your email. Nothing else. I do not sell it, and I will not send you anything except this race changing. One click gets you out.

I keep this catalog because the information is scattered and hard to trust. Telling you when it moves is the same job.