Buffalo Run 50K

Index card: facts and a plan, no score. RaceWorth scores only the fly-for-this catalog.

Antelope Island, Syracuse, Utah, United States

Index card · facts and a plan

The card

Buffalo Run 50K starts 8:00am on March 13, 2027 at the Antelope Island Marina, covering about 33.4 miles with 2,922 feet of gain between 4,200 and 4,883 feet. Massif publishes a 16-hour / 11:59pm overall cutoff (no separate per-station times), a 2025 GPX, and an aid chart with Bridger Bay, White Rock, and Elephant Head. Pacers are not allowed on the 50K; crew is blocked at Bridger Bay; drop bags are allowed for 50K runners (deadline 8:00am). Cupless cold drinks. Unique finish times on UltraRunning.com results pages: 127 (2025), 83 (2024), 14 (2023).

Weekend

Official handbook facts

Start: 08:00
Crew: 0, 6.72, 12.84, 15.66, 20.83, 26.07, 33.45 mi
Drop bags: 0, 6.72, 12.84, 26.07 mi
Pacer: Unpublished, checked 2026-09-06
Course file: Open

Printable cutoff card

Massif Running Buffalo Run 2026 Runners' Guide (50K sections) + 50K course page · retrieved 2026-09-06 (repo record)

Aid and cutoffs

2027 edition

Start - Antelope Island Marina0 mi
Bridger Bay3.86 mi
White Rock6.72 mi
Elephant Head12.84 mi
Elephant Head15.66 mi
Elephant Head20.83 mi
White Rock26.07 mi
Bridger Bay29.55 mi
Finish - Antelope Island Marina33.45 mi · 16h cutoff

massifrunning.comretrieved 2026-09-06 (repo record)

Required kit

2026 edition · RD list

Bottle, flask, or reusable cup
Required for all distances; cupless cold drinks.
GPS device or phone with course downloaded
Required for all distances as marking backup.
Windbreaker
Optional but encouraged for 50K (required for 50M).

Bib check-in shows required gear Friday at Ogden Running Company or Saturday morning at the causeway lot.

docs.google.comretrieved 2026-09-06

Full kit page

Field

Last editions · 50K scored distance

Field evidence: who showed up, who finished, how long. DNF is that evidence, not a difficulty score. Public results, scored distance only.

2025

Counted 127 unique finish-time tokens on the UltraRunning.com 2025 50 KM results page (SPA; starter/DNF not listed).

Starters: .
Finishers: 127
DNF: –
Win: .
Median: .

2024

Counted 83 unique finish-time tokens on the 2024 50 KM results page.

Starters: .
Finishers: 83
DNF: –
Win: .
Median: .

2023

Counted 14 unique finish-time tokens on the 2023 50 KM results page (small field year, matching the tiny 50M field that year).

Starters: .
Finishers: 14
DNF: –
Win: .
Median: .

Field evidence: who showed up, who finished, how long. DNF is that evidence, not a difficulty score. Public results, scored distance only.
Year	Starters	Finishers	DNF	Win	Median
2025Counted 127 unique finish-time tokens on the UltraRunning.com 2025 50 KM results page (SPA; starter/DNF not listed).retrieved 2026-09-06 (repo record)	.	127	–	.	.
2024Counted 83 unique finish-time tokens on the 2024 50 KM results page.retrieved 2026-09-06 (repo record)	.	83	–	.	.
2023Counted 14 unique finish-time tokens on the 2023 50 KM results page (small field year, matching the tiny 50M field that year).retrieved 2026-09-06 (repo record)	.	14	–	.	.

2026 Buffalo Run edition was cancelled (gnats); next race March 13, 2027.

Overall field only. Not a pro or sponsored subset.