The Cosley Zoo Run for the Animals 5K/10K & Kids 1/2 Mile is hosted by the Cosley Foundation to support Cosley Zoo's exhibit development projects, public programs and conservation projects.

DATE: Saturday, June 6, 2026
TIME: 7:30A
DISTANCE: 5K, 10K & Kids 1/2 Mile
LOCATION: Downtown Wheaton

5K RACE REGISTRATION: $35 early-bird pricing through 4/29, $40 beginning 4/30 through 6/5, and $45 on race day (6/6)
10K RACE REGISTRATION: $40 early-bird pricing through 4/29, $45 beginning 4/30 through 6/5 and $50 on race day (6/6)
KIDS 1/2 MILE RACE REGISTRATION: $20 (ages 4-10) through 6/5, $25 on race day (6/6)

_If you register for the 10K, you can opt to switch your registration to the 5K by emailing jackerman@wheatonparks.org. NO REFUNDS WILL BE ISSUED TO SWITCH FROM THE 10K TO THE 5K. If you register for the 5K and opt to switch your registration to a 10K, you will be charged an additional $5 fee.

Please note that if you sign up for the virtual race, you are opting not to participate in person on June 6. _

FEATURED IN 2026

* COURSE RECORD AWARD: Are you motivated to beat the Cosley Run for the Animals course records? Beat one of the course records below for your chance to win a free race registration for the 2027 event, a Dick Pond gift card, and bragging rights! Data was pulled from 1998 - present.

* 5K Male | 15:08 (2010)
* 5K Female | 17:42 (2025)
* 10K Male | 30:15 (2015)
* 10K Female | 37:10 (2005)

* SUB 7:00MIN/MI CORRAL: If you anticipate running a pace of 7:00min/mi or less, there will be a designated corral to ensure the race begins safely. Runners who begin in this corral will have a yellow bib. Only runners with yellow bibs will be able to start in this area.
* VOLUNTEER INCENTIVE: Volunteer with us! All volunteers will get a t-shirt, breakfast, and a Cream of Wheaton drink voucher.

Packet Pick-Up:
- Thursday, June 4 | 10A-7P | Central Athletic Complex (500 S. Naperville Rd, Wheaton, IL 60187)
- Saturday, June 6 | 6:30 - 7:15A | Memorial Park (225 Karlskoga Ave., Wheaton, IL 60187)