Reindeer Run 5k Fun Run
About this race
Date: Sunday, December 6, 2026
Location: Civic Center/City Hall | 34009 Alvarado-Niles Road, Union City, CA
Check-In: 8:00 AM | Race Begins: 9:00 AM
The reindeer are ready to run! Grab your friends, family, and favorite holiday gear and join us this December for the Reindeer Run 5K Fun Run & Walk. This festive community event is a great way to get active, celebrate the holiday season, and race your way to the finish line!
Award medals will be presented to the 1st, 2nd, and 3rd place finishers in each registration category, broken down by age group and gender: Youth Ages 12 & Under, Ages 13–17, 18–29, 30–39, 40–49, 50–59, 60–69, and 70+.
We’ll also have holiday-themed prize raffles for participants after the race!
Race Shirts
Race shirts are not included in the registration fee and will be available as an optional add-on during registration. A limited number of shirts may be available for purchase on race day while supplies last.
Registration
Pre-registration will close prior to race weekend. Walk-up registration will be available beginning at 8:00 AM on Sunday, December 6. Please arrive early to allow enough time to check in before the 9:00 AM start.
Rain or Shine
The Reindeer Run will take place rain or shine, so dress for the weather—and holiday attire is encouraged! Ugly sweaters, reindeer antlers, Santa hats, and other festive gear are welcome. Prizes will be given out on best dressed in holiday attire!
Pick your distance
Running
5k
5k Youth
Race-day daylight
We have no recorded weather for Union City yet, but sunrise and sunset follow from the venue and the date.
The sun rises at 7:08 AM and sets at 4:49 PM local time (PST) in Union City on December 6, 2026 — 9h 40m 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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🏃 Plan Your Next Race in Union City
Find upcoming events by distance:
- Union City 5K Races 2 races
- Union City Running Calendar 2026 2 races
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, 2 Union City events
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