Dirty December Trail Run
Dirty December Trail Run is listed for December 20, 2026 in San Diego, California, United States. Distances: Full Marathon, Half Marathon, 10K, 6 Hour.
Race day
20
Dec 2026
Dirty December Trail Run is listed for December 20, 2026 in San Diego, California, United States. Distances: Full Marathon, Half Marathon, 10K, 6 Hour.
Provenance ledger
Every fact, and where it came from
| Field | Value | Source | Updated |
|---|---|---|---|
| Date | Sunday 20 December 2026UltraSignup · 24 May 2026 | UltraSignup | 24 May 2026 |
| Start time | Not confirmedCheck the official source | Check the official source | - |
| Distances | Full Marathon · Half Marathon · 10K · 6 HourUltraSignup · 24 May 2026 | UltraSignup | 24 May 2026 |
| Location | San Diego, California, United StatesUltraSignup · 24 May 2026 | UltraSignup | 24 May 2026 |
| Start area | San Diego, CAConfirm the exact start with the organizerUltraSignup · 24 May 2026 | UltraSignup | 24 May 2026 |
| Entry price | Not confirmedCheck the official source | Check the official source | - |
| Course | TrailUltraSignup · 24 May 2026 | UltraSignup | 24 May 2026 |
| Official website | dirtyfeet.usOrganizer · 24 May 2026 | Organizer | 24 May 2026 |
Source is where this listing’s facts came from. Where a field could not be confirmed we leave it blank rather than guess.
Report a correctionAbout this race
UltraSignup listed distances: Marathon, 1/2 Marathon, 10K, Hill Climb 6HR. Organizer/group: Dirty Feet Productions. Official website: http://dirtyfeet.us/trailraces/decemberrun/. Registration source: https://ultrasignup.com/register.aspx?eid=5044.
Is this race a fit?
These notes are generated from listed Sunday Marathon race facts. They are meant for shortlisting and planning, not as a replacement for official organizer instructions.
Best For
Runners comparing trail race options
Dirty December Trail Run belongs on the shortlist when you are comparing Full Marathon, Half Marathon, 10K, 6 Hour options around San Diego, California, United States and want the key date, location, registration, and course facts in one place.
Watch For
Confirm entry details before paying
A registration path is listed; review entry rules, refund terms, and transfer policies before paying.
Decision Signal
Good choice only after source confirmation
Dirty December Trail Run should be evaluated as a full race-weekend choice in San Diego, California, United States, not only as a date on a calendar. Start with trail surface.
- Date And Schedule
Dirty December Trail Run is currently listed for December 20, 2026, which makes the December planning window important for training and travel. Recheck official timing before race week.
- Location Base
Plan around San Diego, California, United States, then verify the exact start area, finish area, packet pickup, and post-race exit route before booking non-refundable travel.
- Course Fit
Listed course signals include trail surface. Use them to compare effort, pacing risk, and training fit before relying on the race for a specific goal.
- Entry Readiness
A registration path is listed; review entry rules, refund terms, and transfer policies before paying.
What runners said
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