Friends of Yellow River State Forest Trail Run
Friends of Yellow River State Forest Trail Run logo

Friends of Yellow River State Forest Trail Run

Harpers Ferry, Iowa, United States View on map
May 07, 2027 – May 08, 2027 (America/Chicago local time)
Running

About this race

Friends of Yellow River State Forest will be holding their Seventh Annual 5K and 10K Trail Run/Walk and Half-marathon on May 8 and 9 the State Forest!

Get yourself registered at: 

https://runsignup.com/Race/IA/HarpersFerry/FriendsofYellowRiverStateForestTrailRunWalk

**Must be registered by April 20 to receive a shirt.

**Online registration closes at 11:59 on May 6, but walk-ins are welcome.

Friday 5K: $40, race starts at 6:30 PM
Saturday 5K: $40, race starts at 8:30 AM
Saturday 10K: $50, race starts at 8 AM
Saturday half-marathon: $60, 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

Dirty Double Discount: 
Friday night run plus 5K on Saturday cost $70
Friday night run plus 10K on Saturday cost $75
Friday night run plus half-marathon on Saturday cost $80

♦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 have added a winner category this year! New this year, 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

First place winners from each category will win one of our beautiful canvases of a picture from somewhere within YRSF taken by a local photographer. NEW THIS YEAR: 2nd and 3rd place winners in each category will receive a prize as well! 

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. 

Pick your distance

Running

Fast, Flat, and Family-Friendly 5K

This 5K is perfect for the whole family! Distance is approximate.

May 07, 2027 5K 6:30 PM
$35.00
Open

10K

Distance is approximate

May 07, 2027 10K 8:00 AM
$45.00
Open

Half Marathon

Distance is approximate

May 07, 2027 Half-Marathon 7:30 AM
$55.00
Open

Saturday 5K

Distance is approximate

May 07, 2027 5K 8:30 AM
$35.00
Open

Typical race-day weather

Based on 4 years of Open-Meteo archive data for this event's race dates in Harpers Ferry, plus the 3 days either side.

Temp (°C)
Minimum temperature (race-week average) 9.1° / Maximum temperature (race-week average) 21.4°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-week average) 7.0° / Maximum feels like — heat index / wind chill (race-week average) 21.4°
Peak wind (km/h)
Strongest wind of the day (race-week average)
17.9
Precip (mm)
Precipitation over the day (race-week average)
1.5mm
Humidity
Mean relative humidity (race-week average)
58.9%
Sunrise
Sunrise at the start line on May 7, 2027 (CDT)
Sunset
Sunset at the start line on May 7, 2027 (CDT)
Daylight
Hours between sunrise and sunset on race day
14h 22m

The sun rises at 5:49 AM and sets at 8:12 PM local time (CDT) in Harpers Ferry on May 7, 2027 — 14h 22m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

Reviews

Done this event?

If you've participated in this event, share your experience with other runners

Other races near Harpers Ferry

Different organizers, within 40 miles, in the next three months

Find upcoming events by distance:

Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 2 Harpers Ferry events

Spotted something wrong? Tell us and we'll fix it.