Race Discovery
Orca Half Marathon
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Orca Half Marathon

Seattle, Washington, United States View on map
Sep 18, 2027 – Sep 19, 2027 (America/Los_Angeles local time)
Running

About this race

The Orca Half is a half marathon along the shores of West Seattle, starting at Lincoln Park and finishing at Don Armeni Boat Launch. The half course is point to point, with two small out and back sections in the beginning and a longer one towards the end.  The 8-miler course is point to point, with two small out and back sections in the beginning. 

See all of race details on our website here!

VIRTUAL RACE INFO - We have 100 spots for virtual runners. Once they sell out there are no more available. You can run the distance all at once or break it up into chunks and run it on the date of your choosing. You will receive a shirt and medal that will be mailed after the in person race.

Pick your distance

Running

Orca Half Marathon Saturday

Sep 18, 2027 Half-Marathon 7:20 AM
$95.00
Open

Blowhole Challenge

Sep 18, 2027 Half-Marathon 7:20 AM
$160.00
Open

Virtual Half Marathon or 8 Miler

Sep 18, 2027 Half-Marathon 7:20 AM
$60.00
Open

Orca Half Marathon Sunday

Sep 18, 2027 Half-Marathon 7:20 AM
$95.00
Open

Orca 8-Miler (Sunday)

Sep 18, 2027 12.9K 7:20 AM
$79.00
Open

Typical race-day weather

Based on 12 years of Open-Meteo archive data for this event's race dates in Seattle, plus the 3 days either side.

Temp (°C)
Minimum temperature (race-week average) 11.7° / Maximum temperature (race-week average) 18.7°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-week average) 11.4° / Maximum feels like — heat index / wind chill (race-week average) 18.7°
Peak wind (km/h)
Strongest wind of the day (race-week average)
16.6
Precip (mm)
Precipitation over the day (race-week average)
2.1mm
Humidity
Mean relative humidity (race-week average)
78.7%
Sunrise
Sunrise at the start line on September 18, 2027 (PDT)
Sunset
Sunset at the start line on September 18, 2027 (PDT)
Daylight
Hours between sunrise and sunset on race day
12h 25m

The sun rises at 6:50 AM and sets at 7:15 PM local time (PDT) in Seattle on September 18, 2027 — 12h 25m 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.

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Results — Orca Half Marathon

2026 edition View Results
2025 edition View Results
2024 edition View Results
2023 edition View Results
2022 edition View Results
2021 edition View Results
2020 edition View Results
2018 edition View Results

Other races near Seattle

Different organizers, within 40 miles, in the next three months

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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, 133 Seattle events

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