runsignup.com

Ninja 5K, 10K, & 13.1M at Corunna, MI (33)

Corunna, Michigan, United States

calendar_today 15 Aug, 2026

directions_run Running

sell $30.00 – $65.00

About the Event

Race Information
The race starts at 8:30 AM.
Packet pickup starts 30 minutes before the race and ends 10 minutes before the race starts.
All runners must register on RunSignup.
No on-site registration.

Additional Information
Use the parking lot across from the playground.
The starting line is near the intersection of Village Dr. and Gov. Parsons Dr.

5K & 10K Course (0.78M)
https://www.mapmyrun.com/routes/view/6606193789
This is an out-and-back course. (1.56M)
The 5K does the course two times.
The 10K does the course four times.

Half Marathon Course (1.09M)
https://www.mapmyrun.com/routes/view/6606194091
This is an out-and-back course. (2.185M)
The Half Marathon does the course six times.

Course Time Limit
3 hours and 30 minutes.

Finisher Medals
https://usroadrunning.com/FinisherMedals.php

Shirt and Gear Shop
https://usroadrunning.com/Gear.php

Best Costume
https://usroadrunning.com/BestCostume.php

Series Points
https://usroadrunning.com/S.php

Awards
https://usroadrunning.com/Awards.php

Frequently Asked Questions and Information
https://usroadrunning.com/FAQ.php

US Road Running
https://usroadrunning.com

Races Offered

10K

Aug 15, 2026

straighten

Distance — 10K

terrain

Type — Running

timer

08:30

sell

$45.00

5K

Aug 15, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

08:30

sell

$30.00

Half Marathon

Aug 15, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

08:30

sell

$65.00

Weather History

These values represent the 3-year monthly averages for August in Corunna.

thermostat Temperature

15.4° / 25.8°

wb_sunny Feels like

14.7° / 25.5°

light_mode Avg sunshine hours

11h 20m

water_drop Avg rainfall

2.7 mm

ac_unit Avg snowfall

—

air Avg wind speed

10.8 km/h (Light breeze)

opacity Sweat loss rate

High

terrain Course conditions

Hard and dry surface

sunny Max UV Index

High (7.0)

humidity_mid Humidity

73.6%

wb_twilight Sunrise

06:43

nightlight Sunset

20:36

About Corunna

Learn more about the host city, Corunna.

Corunna is a city in and the county seat of Shiawassee County in the U.S. state of Michigan. The population was 3,046 at the 2020 census. The city is surrounded by Caledonia Charter Township and is slightly east of the city of Owosso.