New Year's One Day
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New Year's One Day

San Jose, California, United States View on map
Dec 31, 2026 (America/Los_Angeles local time)
Running

About this race

Start the New Year running as far as you can or as little as you want. Sign up individually or as a team! The course is a 1.0 mile loop around Cottonwood Lake in popular Hellyer Park. USATF course certification (CA23033TEB).

Pick your distance

Running

24 hour Solo

Fixed-time event. Run/walk as far as you can or as little as you want! Special Note: After the start, runners do not have the option to change events.

Dec 31, 2026 Ultra 9:00 AM
$195.00
Open

100 Mile

28 hr time limit. Special Note: This is considered a 100-mile race. After the start, runners do not have the option to change to the 24 hr, 12 hr, or 6 hr. 100-mile runners do not qualify for the 100K buckle or custom coaster.

Dec 31, 2026 Ultra 9:00 AM
$195.00
Open

12 hour Solo

Fixed-time event. Run/walk as far as you can or as little as you want!

Dec 31, 2026 Ultra 9:00 AM
$110.00
Open

6 hour Solo

Fixed-time event. Run/walk as far as you can or as little as you want!

Dec 31, 2026 48.3K 9:00 AM
$90.00
Open

24 hour Team

Fixed-time event. Run/walk as far as you can or as little as you want as a team! Teams of 2-4 members will be issued a Race Belt to attach their team bib.. Each team member is required to complete at least one lap but they can complete as many, or as little, laps as they'd like. The team bib can only be transferred to another team member at the timing mat (S/F). 

Dec 31, 2026 Ultra 9:00 AM
$205.00
Open

12 hour Team

Fixed-time event. Run/walk as far as you can or as little as you want as a team! Teams of 2-4 members will be issued a Race Belt to attach their team bib.. Each team member is required to complete at least one lap but they can complete as many, or as little, laps as they'd like. The team bib can only be transferred to another team member at the timing mat (S/F). 

Dec 31, 2026 Ultra 9:00 AM
$120.00
Open

6 hour Team

Fixed-time event. Run/walk as far as you can or as little as you want as a team! Teams of 2-4 members will be issued a Race Belt to attach their team bib.. Each team member is required to complete at least one lap but they can complete as many, or as little, laps as they'd like. The team bib can only be transferred to another team member at the timing mat (S/F). 

Dec 31, 2026 48.3K 9:00 AM
$100.00
Open

Coastal Testing

Dec 31, 2026 4.8K 8:55 AM
Free
Open

Typical race-day weather

Based on 6 years of Open-Meteo archive data for this event's race dates in San Jose, plus the 3 days either side.

Temp (°C)
Minimum temperature (race-week average) 7.1° / Maximum temperature (race-week average) 14.2°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-week average) 5.3° / Maximum feels like — heat index / wind chill (race-week average) 14.2°
Peak wind (km/h)
Strongest wind of the day (race-week average)
13.7
Precip (mm)
Precipitation over the day (race-week average)
4.5mm
Humidity
Mean relative humidity (race-week average)
81.5%
Sunrise
Sunrise at the start line on December 31, 2026 (PST)
Sunset
Sunset at the start line on December 31, 2026 (PST)
Daylight
Hours between sunrise and sunset on race day
9h 38m

The sun rises at 7:21 AM and sets at 4:59 PM local time (PST) in San Jose on December 31, 2026 — 9h 38m 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

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Results — New Year's One Day

2025 edition View Results
2024 edition View Results
2023 edition View Results
2022 edition View Results

Other races near San Jose

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, 29 San Jose events

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