Race Discovery
Out with the Old 1/2 Marathon, 10K, and 5K
Out with the Old 1/2 Marathon, 10K, and 5K logo

Out with the Old 1/2 Marathon, 10K, and 5K

Las Vegas, Nevada, United States View on map
Dec 19, 2026 (America/Los_Angeles local time)
Running

About this race

Keep running and stay fit this holiday season by joining us for Calico Racing’s “Out with the Old” 1/2 Marathon, 10K, and 5K at Sunset Park! This budget friendly race celebrates past Calico Racing events and offers a deep discount on entry fees in exchange for recycled (left over) event shirts, medals, and awards. Las Vegas’s original! With a low price, easy logistics, and fun times, why not sneak in this final year end event- you’ll be back to your holiday shopping and parties in no time, and guilt free!

We’ll be offering 5K, 10K, and 1/2 Marathon Distances.

Pick your distance

Running

5K

Dec 19, 2026 5K 8:00 AM
$40.00
Open

10K

Dec 19, 2026 10K 8:00 AM
$45.00
Open

1/2 Marathon

Dec 19, 2026 Half-Marathon 8:00 AM
$80.00
Open

Typical race-day weather

Based on 10 years of Open-Meteo archive data for this event's race dates in Las Vegas, plus the 3 days either side.

Temp (°C)
Minimum temperature (race-week average) 5.2° / Maximum temperature (race-week average) 16.2°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-week average) 2.9° / Maximum feels like — heat index / wind chill (race-week average) 16.0°
Peak wind (km/h)
Strongest wind of the day (race-week average)
12.8
Precip (mm)
Precipitation over the day (race-week average)
0.2mm
Humidity
Mean relative humidity (race-week average)
35.8%
Sunrise
Sunrise at the start line on December 19, 2026 (PST)
Sunset
Sunset at the start line on December 19, 2026 (PST)
Daylight
Hours between sunrise and sunset on race day
9h 42m

The sun rises at 6:46 AM and sets at 4:28 PM local time (PST) in Las Vegas on December 19, 2026 — 9h 42m 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.

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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, 96 Las Vegas events

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