Running
50K
50 km
180.00 USD
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Race month
November · 40°–49°
Surface
asphalt
Distances
50k, 42.2k, 21.1k
Results
Official finisher lists are published by the race organiser.
View official resultsDistances
Running
Marathon
42.2 km
150.00 USD
Running
Half Marathon
21.1 km
130.00 USD
Finish-time calculator
Your finish time
Slide to your target pace — and see when you’ll hit the line.
6:00
min / km
← faster · 2:0012:00 · easier →
5:00:00
Estimated finish · 50 km
10 km1:00:00
5 km30:00
Where am I when? · Splits
Start
0:00
5 km
30:00
10 km
1:00:00
15 km
1:30:00
20 km
2:00:00
25 km
2:30:00
30 km
3:00:00
35 km
3:30:00
40 km
4:00:00
45 km
4:30:00
Finish
5:00:00
Estimates only · form, weather, and hills can change the result.
Course & climate
Typical weather in Seattle
Monthly averages based on historical data (2000–present).
November
49°40°
- Sunrise
- 07:16
- Sunset
- 16:34
Surface mix
- 100% asphalt
What to expect
What makes this race distinct — for training and race day.
The race features a flat, fast course along Lake Washington Boulevard. Half Marathon: A single loop showcasing scenic views. Marathon: Two loops of the half marathon course. 50K: The 50K adds an additional loop of Seward Park at the start.
Catering & aid stations
Fully stocked aid stations: We’ll keep you fueled and hydrated.
What does it cost?
| 50K | 180.00 USD |
|---|---|
| Marathon | 150.00 USD |
| Half Marathon | 130.00 USD |
Stay & get to the start
Getting there
Assumed starting point
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Estimating travel…
Hotels near the start
FAQ
How do I contact the race director?
Scott Krell: nwultrasscott@gmail.com Text: 512.417.3736
When does registration start?
2025 Registration is OPEN. Get in early!
When is packet pickup?
Packet pickup is DAY OF RACE only.
Do you need volunteers?
Yes, we would love to have you. Please email the race director: nwultrasscott@gmail.com
Can I transfer or defer my registration?
We do not allow transfers, deferrals or refunds due to the need for emergency information and planning.
Do I win anything?
We will continue to offer high-quality long sleeve hoodie sweatshirts for all participants. Prizes are awarded to the top finisher* in each event. We also have excellent aid / finish recovery areas. *Overall winners must start at the designated race time.
Where can I find race results?
Race results will be posted live on chronokeep.com. 2024 2023 2022 2021
Where do I park?
Parking is in the neighborhoods West and North or South of the park.There is no parking permit required.
Last updated: Jun 11, 2026, 04:34:18 AM
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