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Haunted Half Marathon and 5k by Run the Undergrad

calendar_today 24 Oct, 2026

directions_run Running

language Official Website

sell $10.00 – $60.00

Haunted Half Marathon and 5k by Run the Undergrad

About the Event

Get ready for a spine-tingling race experience at Porter Park in Rexburg on October 24, 2026, where the Haunted Half Marathon & 5K transforms this beloved community gathering place into a chilling Halloween adventure. Runners will wind through the park’s tree-lined paths and open green spaces—normally known for recreation and events—now filled with eerie decorations, costumed volunteers, and surprise frights around every corner. With a festive, family-friendly atmosphere by day and a spooky, adrenaline-pumping vibe by dusk, this race invites participants of all levels to dress up, push their limits, and celebrate the season with a hauntingly unforgettable run.

Races Offered

Haunted 5k

Oct 24, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

10:00

sell

$25.00

Haunted 5k BYU-I Student Entry

Oct 24, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

10:00

sell

$10.00

Haunted Half Marathon

Oct 24, 2026

straighten

Distance — 13.2 Miles

terrain

Type — Running

timer

10:00

sell

$60.00

Haunted Half Marathon BYU-I Student Entry

Oct 24, 2026

straighten

Distance — 13.2 Miles

terrain

Type — Running

timer

10:00

sell

$25.00

Weather History

These values represent the 3-year monthly averages for October in Rexburg.

thermostat Temperature
1.9° / 14.9°
wb_sunny Feels like
-1.8° / 11.0°
light_mode Avg sunshine hours
9h 2m
water_drop Avg rainfall
1.5 mm
ac_unit Avg snowfall
0.2 cm
air Avg wind speed
8.8 km/h (Light breeze)
opacity Sweat loss rate
Low
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Moderate (4.0)
humidity_mid Humidity
61.6%
wb_twilight Sunrise
07:43
nightlight Sunset
18:41

About Rexburg

Learn more about the host city, Rexburg.

Scenic view of

Rexburg is a city in Eastern Idaho. Rexburg is close to the St. Anthony Sand Dunes, the West Entrance of Yellowstone National Park and the Grand Tetons.

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Hotels & Places to Stay

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