Choose from 1) LIVE 5K Run/Walk 2) LIVE 10 Mile Run 3) VIRTUAL (Pick your distance, date and location)

Live 10 Mile starts at 9:30 am (No walkers in the 10 Mile) (Awards presented no later than 11:30 am)
Live 5K starts at 10 am (Awards presented no later than 11:15 am)

We will have live results on the screen inside the Cardinal room.

ONLINE REGISTRATION CLOSES Wednesday March 29th at 6 pm, after that time you can only register in person at packet pickup. No race day registrations will be accepted for any race.

T-Shirts not guaranteed if not registered by March 21st at Midnight, there will not be a second shirt order.

Join Missouri River Runners for $15 for your entire household yearly membership (Jan 1 thru Dec 31, 2023). Get $5 off EACH Spring Thaw 2023 race entry for your family!

Please register here first before completing your race entries: getmeregistered.com/MRR

Note: All membership discounts will be verified prior to picking up your packet. No race entry transfers or refunds.

Peak Performance Packet Pickup: March 30th (Thursday) 4 pm - 6 pm and March 31st (Friday) 12 pm - 6 pm. (Peak Performance is located at 4501 Southern Hills Dr, Suite 19, Sioux City

Race Day (Saturday, April 1) Packet Pickup: 8:30 am - 9:45 am Marriott Center Cardinal Room across the parking lot from the South Sioux City Marriott Riverfront, South Sioux City Nebraska

VIRTUAL PARTICIPANTS:

Run or walk your distance anywhere and anytime you choose: trail, sidewalk or treadmill! (Be sure to follow runner safety!)

Log your virtual results at the link below:
secure.getmeregistered.com/virtual_race.php?event_id=137735
Please submit prior to midnight on March 31st, 2023!

After running, post a photo or video and share your virtual race experience on Missouri River Runner social media.

Race Day Packet pickup, post-race refreshments and Post Race Awards will be inside the Marriott Center Cardinal Room across the parking lot from the South Sioux City Marriott Riverfront.

Overall Awards and age group medal winners will be presented for the LIVE Events only.

Overall Male, Overall Female, Masters Male, Masters Female

Age Group Categories:
14 & Under, 15-19, 20-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70 & Over

Links to results will be posted on Facebook and www.missouririverrunners.com/?event=spring-thaw

Please share your pictures and videos on Missouri River Runners social media!

To enter you VIRTUAL TIME at the link below:
secure.getmeregistered.com/virtual_race.php?event_id=137735

Or you can simply email them to missouririverrunners@gmail.com and we will post it for you.

Please submit prior to midnight on March 31st, 2023!

For event-related questions, please click on the Contact the Organizers button on the left-hand side of this page.