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Running

Friends of Yellow River State Forest Trail Run

Date
May 7–8, 2027
Distance
5K · 10K · Half Marathon
Price
$35–$55
Register →

From the Organizer

Friends of Yellow River State Forest will be holding their annual 5K and 10K Trail Run/ and Half-marathon on May 7 and 8 in the State Forest!

**Must be registered by the April deadline to receive a shirt.

**Online registration closes at 11:59 on May 5, but walk-ins are welcome.

Early Bird Deals:

Friday 5K: $35, race starts at 6:30 PM
Saturday 5K: $35, race starts at 8:30 AM
Saturday 10K: $45, race starts at 8 AM
Saturday half-marathon: $55, race starts at 7:30 AM

NOTES:
♦Check-in starts an hour before race time at YRSF Office 737 State Forest Road, Harpers Ferry, Iowa 52146

**Prices will increase $5 on April 1. These prices are for registrations that take place before April 1.

Dirty Double Discount: 
Friday night run plus 5K on Saturday cost $65
Friday night run plus 10K on Saturday cost $70
Friday night run plus half-marathon on Saturday cost $75

♦Dirty Double participants also get one of our coveted, hand-crafted race mugs! 

♦Registration for the Dirty Double has changed some. You will select your race and then choose a second race from the drop-down menu. The same discounts are applied. 

All ages are welcome, children must be accompanied by a registered adult. Children over the age of 12 must be registered. The Friday night 5K will be family-friendly, but it is on existing trails so strollers may be difficult. Well-behaved dogs on a leash are allowed.

We will have a male and a female winner from each of these age divisions: 
1) 17 and under
2) 18 - 49
3) 50 and over

1st to 3rd place winners in each category will receive a prize. 

Races will be timed again this year.

Due to the use of existing trails the distances are not exact. 

Are you (or is someone you know) interested in volunteering during the run? 

Are you interested in being a sponsor for this race? Sponsorship levels are as follows: 

Oak:  $500 or more—you receive your logo on participants’ t-shirts, four race entries, and  promotion on Facebook page
Sapling:  $300-$499—you receive your logo on participants’ t-shirts, two race entries, and promotion on Facebook page
Acorn:  $1-$299—you receive your logo on participants’ t-shirts and promotion on Facebook page

Contact hilltop@acegroup.cc for more information on becoming a volunteer or a sponsor. 

Friends of Yellow River State Forest is a 501 c3, not-for-profit organization. The mission of the group is to enhance Yellow River State Forest for public use  while protecting the integrity of the flora, fauna, soil and water. All funds raised by the Friends group are invested back into the state forest. 

Events

Fast, Flat, and Family-Friendly 5K$35
Half Marathon$55
10K$45
Saturday 5K$35

Weather

Typical Conditions

It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.

Typical High

67°

Typical Low

45°

Chance of Rain

40%

Based on US Climate Normals data from Lynxville Dam 9, 8 mi from the venue.

Sunrise 5:52 AMSunset 8:13 PMDaylight 14h 21m

Host City

About Harpers Ferry, IA

City Elevation

627 ft

Nearest Airport

LSE

La Crosse Regional Airport · 49 mi

Time Zone

Central Time

From Endurance Grid

Line up lodging and travel early to lock in your race weekend.

Race Location

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Friends of Yellow River State Forest Trail Run, put it on the calendar, and turn “someday” into a start date.

324

Days to train

Race
Friends of Yellow River State Forest Trail Run
Date
May 7–8, 2027

From Endurance Grid

About This Sport

Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.

With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.

Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.

Read the Guide

Running

From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Frequently Asked Questions (FAQs)

What is the Friends of Yellow River State Forest Trail Run?
Friends of Yellow River State Forest Trail Run is a running race held in Harpers Ferry, Iowa on May 7, 2027. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Friends of Yellow River State Forest Trail Run?
Friday, May 7, 2027 in Harpers Ferry, Iowa at 737 State Forest Rd. Check the event page for exact start times and wave schedules.
How do I register for the Friends of Yellow River State Forest Trail Run?
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Friends of Yellow River State Forest Trail Run

May 7, 2027

Register →