Jacksonville Marathon 2026
Date not yet announced — estimated December 12, 2026
- Date
- December 12, 2026
- Location
- Jacksonville, USA
- Distance
- 42.2 km
- Difficulty
- Not rated
The 2026 Jacksonville Marathon is expected on Saturday, December 12, 2026 (date not yet confirmed) in Jacksonville, USA. Starts and finishes at The Bolles School on San Jose Boulevard. Race-week weather is typically 11°C to 20°C.
Training for the Jacksonville Marathon?
Coach Icarus builds your plan around your fitness and your schedule.
The course
Starts and finishes at The Bolles School on San Jose Boulevard. Flat, fast out-and-back course heading south to Mandarin with a loop, returning along the St. Johns River. No hills, bridges or overpasses; roughly 80% shaded. Road surface; USATF-certified Boston qualifier.
Course summary source: findmymarathon.com
Course map & elevation
Distance
42.4 km
Elevation gain
32 m
Elevation loss
32 m
High / low
19 / 4 m
🛰️ Community-sourced GPX with DEM-corrected elevation — not an organizer-verified course.
Race-week weather
Typical high
20°C
Typical low
11°C
Year-to-year swing
±1.8°C
Rain
1.7 mm/day
Based on 2020-2025 of race-week history, with peak gusts around 19 km/h.
Difficulty
Race facts
- Official race site
- 1stplacesports.com ↗
- Start time
- 07:00
- Field size
- Not listed
- Boston qualifier
- Yes
Distances: 42.2 km · 21.1 km
When is the Jacksonville Marathon 2026?
The 2026 Jacksonville Marathon is expected on Saturday, December 12, 2026, following the race's usual timing. The date hasn't been officially confirmed yet — check the official race site before booking travel.
Training for the Jacksonville Marathon?
Coach Icarus builds your plan around your fitness and your schedule.
Predict your finish time
Enter one recent race result and get predicted finish times across 5K, 10K, half marathon, and marathon.
Predicted Finish Time
52:07
Pace / km
5:13
Pace / mile
8:23
| Distance | Predicted Time |
|---|---|
| 5K | 25:00 |
| 10K | 52:07 |
| Half Marathon | 1:55:00 |
| Marathon | 3:59:47 |
Predictions assume similar fitness, course, and conditions — they are a starting point for goal setting, not a guarantee.
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