DateExpected
Late July 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Squaxin Park, Olympia, Washington
Olympia, Thurston County
Countdown
July
A self-supported gravel ride from Olympia to Portland, 548 km point to point. You carry what you need and ride it as one long push, not a loop.
Key facts
01Self-supported: no organised aid, plan your own food, water and resupply
02Point to point finish in Portland, so sort your return travel in advance
03Route length varies by source (guide 340.5 mi, Ride with GPS 334.8 mi)
Create a free training plan for the Dark Divide 300
7-day free trial, no card required
The course
The route
Olympia
Distance548km
Total climb9,978m
StartElevation
0 kmDrag map to rotate454.4 km
Weather
Late-July, Olympia
24°CTypical high
11°CTypical low
7°CColdest in 20 years
8%Days with rain
Highs around 24°C and lows around 11°C, but it has dropped to 7°C. Rain on 8% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
Training
Training for the Dark Divide 300
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Dark Divide 300 plan targets
Typical sessions
548 km with 9,978 m of climbing
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Sustained climbing repeats on real gradients
Group rides for drafting and bunch-riding skills
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Dark Divide 300 plan.
7-day free trial, no card required.
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