Use code “AFFINITYPLUS” to receive your first $50 donation!

Affinity Plus logo

Because of our generous friends at Affinity Plus, when you register for the 2025 Plunge with the promo code AFFINITYPLUS, you’ll receive a $50 donation toward your fundraising efforts! This campaign is limited to the first 1800 Plungers who use the code.

Here’s what you need to do to earn an automatic $50 donation:

Just register for a Plunge on or after Tuesday, January 7, and enter the code AFFINITYPLUS in the promo code field during Step 3.

Register for a Plunge

How do I add a promo code to my registration?
(Don’t forget to click the APPLY button after entering the code!)

Special Olympics Minnesota (SOMN) is proud to have a longstanding partnership with Affinity Plus Federal Credit Union, a vital supporter of our mission to create inclusive communities through the transformative power of sport. For years, Affinity Plus has demonstrated unwavering commitment through volunteerism, program support and generous contributions. Their innovative Polar Plunge jump-start campaign has helped ignite excitement and fundraising momentum for our largest fundraiser.

Special Olympics Minnesota is deeply grateful for Affinity Plus’ continued partnership and shared belief in the power of inclusion. Affinity Plus Federal Credit Union is a member-owned cooperative seeking to provide meaningful banking experiences while building stronger communities across Minnesota.

Learn more about Affinity Plus


Donations are limited to the first 1800 participants who apply the AFFINITYPLUS promo code during the registration process. One code per participant. Eligible participants include any individual who registers online for an upcoming Plunge (in-person or virtual, excluding the following events: Bemidji State University Plunge, Minnesota State University Moorhead Plunge, St. Cloud State University Plunge and Winona State University Plunge) after 12 AM on January 7, 2025 and before 11:59 PM on May 31, 2025 or until all codes are used. The code cannot be applied retroactively to completed registrations. The $50 donation will appear on each eligible participant’s fundraising page and will be attributed to “Affinity Plus Federal Credit Union.” Please allow up to 72 hours for the donation to appear. Donations from the AFFINITYPLUS promo code will not be included in school revenue share calculations.