Mischief on the River 5k
About this race
Join Us for a Scenic Run Along the Delaware!
We are excited to invite you to the inaugural Mischief on the River 5K, hosted by the River Rats Athletics 501(c)(3). Designed by runners, for runners, this event features a flat and fast, out-and-back course perfectly suited for participants of all abilities—whether you're aiming for a personal best or enjoying a beautiful day on the trail.
Note: This race is limited to the first225 participants, so be sure to register early! This event will take place rain or shine.
Event Schedule
Registration: 7:30 AM – 8:30 AM
Race Time: 9:00 AM – 10:30 AM
Awards Ceremony: 10:30 AM
Event Details
Date: October 11, 2026
Location: Frenchtown Elementary School, 902 Harrison St, Frenchtown, NJ 08825
Timing: Provided by Pretzel City Sports.
Amenities: The venue includes on-site parking and access to actual bathroom facilities.
Course: Scenic, flat, out-and-back rail trail along the Delaware River, featuring an aid station near the turn-around point.
Post-Race: Stick around after you cross the finish line for refreshments!
Registration Fees
Early Registration: $39.99 (Until September 12th)
Late Registration: $44.99 (September 13th – October 10th)
Race Day Registration: $50.00 (Cash only)
Registration includes an event-branded BibBoard ($10.00 value). Visit www.bibboards.com for more info.
Awards
• Overall: 1st Place Male, Female, and Non-binary.
• Age Group Awards: Presented for 1st, 2nd, and 3rd place Male, Female, and Non-Binary categories in the following age groups:
14 and under, 15–19, 20–29, 30–39, 40-49, 50–59, 60–69, 70+
Support Our Mission
All proceeds from this event directly support the River Rats Athletics mission to promote running, fitness, and healthy living within our river town communities.
Interested in supporting the race? Please contact us to learn about our various sponsorship options.
Let’s make the first annual Mischief on the River 5K a day to remember!
For more information, sponsorship opportunities, or to register, please visit riverratsrc.com or contact our organizing committee at riverratsrc@gmail.com.
Pick your distance
Running
Mischief on the River 5k
Race-day daylight
We have no recorded weather for Frenchtown yet, but sunrise and sunset follow from the venue and the date.
The sun rises at 7:07 AM and sets at 6:26 PM local time (EDT) in Frenchtown on October 11, 2026 — 11h 19m 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.
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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, 1 Frenchtown event
Spotted something wrong? Tell us and we'll fix it.