Running Races in Park Forest, IL

Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more

See below for a frequently-updated, comprehensive list of upcoming running events in the local Park Forest, IL area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.

5K Run/Walk - Untimed

Organization: United Neighborhood Organization

Date of Race: 10-31-2026

Description: Chicago’s Most Unique 5K Race Amid the lively ...

5K Run/Walk - Timed (Personalized Bib Deadline is ...

Organization: United Neighborhood Organization

Date of Race: 10-31-2026

Description: Chicago’s Most Unique 5K Race Amid the lively ...

R2p Marathon Relay

Organization: Devine Nutrition Inc.

Date of Race: 10-24-2026

Description: Chicago’s Most Unique 5K Race Amid the lively ...

Virtual 5K (Participate in your own location) - ...

Organization: United Neighborhood Organization

Date of Race: 10-31-2026

Description: Chicago’s Most Unique 5K Race Amid the lively ...

Run to Pub Fall Marathon Relay

Organization: Devine Nutrition Inc.

Date of Race: 10-24-2026

Description: Run to Pub Marathon Relay Race! Join Run to Pub ...

2026 UNO Carrera De Los Muertos/Race of the ...

Organization: United Neighborhood Organization

Date of Race: 10-31-2026

Description: Chicago’s Most Unique 5K Race Amid the lively ...

Voluteer

Organization: Devine Nutrition Inc.

Date of Race: 10-24-2026

Description: Chicago’s Most Unique 5K Race Amid the lively ...

Run to Pub Marathon Volunteer

Organization: Devine Nutrition Inc.

Date of Race: 10-24-2026

Description: Calling all volunteers We will need a variety of ...

Palos Goes Pink!

Organization: Devine Nutrition Inc.

Date of Race: 10-03-2026

Description: Calling all volunteers We will need a variety of ...

Growing Together: A Special Event

Organization: Girl Scouts of Greater Chicago & Northwest Indiana

Date of Race: 09-26-2026

Description: This program closes on 09/13/26 at 11:59 p.m. Growing Together ...

In Honor of Lawn Sign

Organization: Devine Nutrition Inc.

Date of Race: 10-03-2026

Description: This program closes on 09/13/26 at 11:59 p.m. Growing Together ...

Shop & Stroll (Non workout option)

Organization: Devine Nutrition Inc.

Date of Race: 10-03-2026

Description: This program closes on 09/13/26 at 11:59 p.m. Growing Together ...

In Memory of Lawn Sign

Organization: Devine Nutrition Inc.

Date of Race: 10-03-2026

Description: This program closes on 09/13/26 at 11:59 p.m. Growing Together ...

Growing Together: An Appreciation Celebration

Organization: Girl Scouts of Greater Chicago & Northwest Indiana

Date of Race: 09-26-2026

Description: This program closes on 09/13/26 at 11:59 p.m. This listing ...

Palos Goes Pink!

Organization: Devine Nutrition Inc.

Date of Race: 10-03-2026

Description: Please join us for an incredible morning of fitness, fundraising, and ...