Frightening 4k
Frightening 4k logo

Frightening 4k

Anchorage, Alaska, United States View on map
Oct 31, 2026 (America/Anchorage local time)
Running

About this race

 

2026 will be held at the Hotel Captain Cook! 


2026 Details to can be found HERE! 

Pick your distance

Running

In-Person 4K

Oct 31, 2026 4K 11:00 AM
$42.00
Open

Virtual 4K

Oct 31, 2026 4K 12:00 AM
$42.00
Open

Typical race-day weather

Based on 11 years of Open-Meteo archive data for this event's race dates in Anchorage, plus the 3 days either side.

Temp (°C)
Minimum temperature (race-week average) -1.9° / Maximum temperature (race-week average) 2.9°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-week average) -6.1° / Maximum feels like — heat index / wind chill (race-week average) -0.3°
Peak wind (km/h)
Strongest wind of the day (race-week average)
13.1
Precip (mm)
Precipitation over the day (race-week average)
3.2mm
Humidity
Mean relative humidity (race-week average)
78.9%
Sunrise
Sunrise at the start line on October 31, 2026 (AKDT)
Sunset
Sunset at the start line on October 31, 2026 (AKDT)
Daylight
Hours between sunrise and sunset on race day
8h 34m

The sun rises at 9:25 AM and sets at 6:00 PM local time (AKDT) in Anchorage on October 31, 2026 — 8h 34m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

Reviews

Done this event?

If you've participated in this event, share your experience with other runners

Results — Frightening 4k

2025 edition View Results
2024 edition View Results
2023 edition View Results
2022 edition View Results
2021 edition View Results
2020 edition View Results
2019 edition View Results
2018 edition View Results

Other races near Anchorage

Different organizers, within 40 miles, in the next three months

Find upcoming events by distance:

Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 56 Anchorage events

Spotted something wrong? Tell us and we'll fix it.