Backyard Ultra of Northern Utah

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Trail in United States, Mantua

Distances

Trail
Backyard 81
131 km
Start: May 30, 04:00 AM
100.00 EUR
Trail
Backyard 62
99.8 km
Start: May 30, 04:00 AM
100.00 EUR
Trail
Backyard 50
80.5 km
Start: May 30, 04:00 AM
100.00 EUR

About

A backyard ultra set on the Mantua Reservoir Trail — a flat, fast 4.1-mile loop with stunning spring scenery, poppy fields, and mountain views. A true first ultra or a place to chase big distance in a supportive, no-mandatory-distance format.

Catering & aid stations

Aid stations stocked with water, electrolytes, and gels along the loop; medical station staffed throughout the event.

Pacers

Pacemaker-led laps with target times communicated per start wave; Pacers display flags to help runners maintain desired pace.

Typical weather in Mantua

Monthly averages based on historical data (2000–present).

Jan42°28°

↑ 07:27

↓ 17:11

Feb46°29°

↑ 07:02

↓ 17:47

Mar55°36°

↑ 07:21

↓ 19:17

Apr65°46°

↑ 06:33

↓ 19:47

May74°56°

↑ 05:57

↓ 20:16

Jun83°65°

↑ 05:44

↓ 20:37

Jul87°69°

↑ 05:57

↓ 20:34

Aug85°68°

↑ 06:24

↓ 20:05

Sep78°62°

↑ 06:52

↓ 19:19

Oct67°51°

↑ 07:20

↓ 18:31

Nov55°40°

↑ 06:53

↓ 16:57

Dec46°32°

↑ 07:22

↓ 16:49

Weather data by Open-Meteo

What's included in entry

Aid stations
Medical station

Pacemakers

Prices & signup

Backyard 50100.00 EUR
Backyard 62100.00 EUR
Backyard 81100.00 EUR

FAQ

Is this a true backyard ultra format?

Yes — it's a backyard ultra: the 4.1-mile loop is repeated continuously; you decide how many laps and when to finish, no mandatory distance required.

What should I bring?

Headlamp (for night running), comfortable trail shoes, layered clothing, water bottle, and any personal nutrition. Pacers and medics are on site.

Are there age restrictions?

No formal age restrictions, but the event is recommended for experienced ultra runners comfortable with long distance self-managed pacing.

Last updated: Jun 6, 2026, 12:20:57 AM

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