Field Station Frenzy

Trail Run 5K & Kids Run

Sunday, October 5, 2025

8:30 am
Chellberg Farm
Indiana Dunes National Park
709 N Mineral Springs Rd, Porter, IN
  • 5 km Trail Run/Walk
  • 1 km ​Kids Fun Run
  • 500 m Kids Fun Run

We will have early packet pick up available on Thursday and Friday at Extra Mile Fitness Company!

Extra Mile is located at 3400 Calumet Avenue, Valparaiso, Indiana 46383

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Why Join in the Frenzy?

  • Fun, scenic trail run and walk inside Indiana Dunes National Park
  • Well-marked, carefully-measured, course, with professional chip timing
  • Long-sleeve tech shirts, finisher medals, and one-of-a-kind awards
  • Costumes and crazy outfits encouraged!
  • Free on-site child care provided for all participants
  • Part of the Calumet Region Striders' Gold Cup Series
  • Support nature-based early childhood education

Part of Calumet Region Striders Gold Cup Elite Series

Meets the High Quality Event Standards of the American Trail Runners Association

Schedule of events (subject to change)

All Registration is Online ONLY, NO paper forms, NO payment accepted on-site

Sunday, October 5

  • 7:30 am - On-site Packet/Shirt Pickup Opens

  • 8:15 am - Free On-site Outdoor Child Care Opens (Dress for the weather!)

  • 8:15 am - 500 m Kids Tot Trot

  • 8:30 am - 1K Kids Fun Run

  • 9:00 am- 5K Trail Run & Walk

  • 10:00 am- On-site Awards Ceremony

  • 10:30 am - On-site Childcare Closes

Course

The course features the scenic trails of the Indiana Dunes National Park, including portions of the Little Calumet River Trail and passes by several historic landmarks. Grass, mulch, dirt trails, and boardwalk will make up the majority of the course. This is a trail run and you should expect uneven surfaces, slippery leaves, roots, rocks, fallen branches, and other obstacles.  No strollers or pets allowed.
Click here for an interactive course map with elevations

Awards

  • 10:15 On-site Awards Ceremony
  • Eligible for points in the Calumet Striders Gold Cup Series
  • Medals provided for all 5K finishers
  • One-of-a-Kind wooden medals for overall and age group awards
  • Top 3 awards in the following categories:
Overall Male/Female
Overall Masters ( ≥ 40 yr) Male/Female
Male/Female: 0-8, 9-10, 11-12, 13-14, 15-18, 19-24, 25-29, 30-34, 35-39, 40-44, 45-49,
50-54, 55-59, 60-64, 65-69, 70-74, 75-80, 80+
Athena (Female ≥ 170 lb), Clydesdale (Male ≥ 210 lb)

SCOUT LEVEL - $250

  • Small Size - Name/logo to appear on race shirt and race day signage

  • 2 complimentary race entries

  • Opportunity to place flyers or gifts in the runners' goody bags​

FRIENDS OF FIELD STATION - $100

Support opportunity for individual(s) and families

  • 1 complimentary race entry

  • Name listed on our website