Jonas Cattell Memorial 10-mile Run & Fort Mercer 5K
Jonas Cattell Memorial 10-mile Run & Fort Mercer 5K is a running race on October 17, 2026 in Haddonfield, NJ, with entry fees from $20 to $30.
- Date
- October 17, 2026 (86 days to go)
- Price
- $20–$30
- Sport
- Running
From the Organizer
A Historical Run to Commemorate Jonas Cattell's Warning Fort Mercer of Attack.
Transportation: Bus transportation will be provided from Red Bank Battlefield to the starting line in Haddonfield. Buses will leave Red Bank Battlefield at 7:00am. There will also be a bag drop at the starting line.
Awards: Presented to male and female winners in all divisions. Additional awards will be presented for achievement in special categories.
Entry Fee: 10-miler: $30.00, 5K: $20.00 Please make checks payable to: Gloucester County Parks and Recreation.
Sponsored by: The Gloucester County Board of Commissioners, Frank J. DiMarco, Director, Jim Jefferson, Deputy Director.
Courses: The 10-mile run is a point-to-point course from Haddonfield to National Park as run by Jonas Cattell on Oct. 22, 1777.
The 5K course will be an out-and-back course, starting and finishing at the Red Bank Battlefield.
Registration: Pre-register by Wednesday, October 14th in order to be eligible for early packet pick-up on Thursday, October 15th and Friday, October 16th. RACE DAY REGISTRATION and PACKET PICK-UP will begin at 7:00am at the race start location of the event you enter.
- The 10-mile race day registration will take place in Haddonfield.
- The 5K race day registration will take place at Red Bank Battlefield.
Upon receipt of your early entry form, before Oct. 14th, first 100 registrants will be guaranteed a race t-shirt.
Packet Pick-up: Thursday, October 15th at James G. Atkinson Park Office from 8:00am - 5:00pm. Friday, October 16th at James G. Atkinson Park Office from 8:00am - 5:00pm. Race Day packet pick-up will begin at 7:00am at race start location.
**Participants must be able to complete a 15 minute per mile pace for the 10-mile race.**
Additional Information:
- Water stations: Cups of water will be pre-filled and spread out on the tables so the runners can grab one.
- Runners tent: Snacks for runners; water, sports drink and fruit
- Award Ceremony: Will be held at the conclusion of both events at the Red Bank Battlefield.
For more information call: (856) 251-6710.
Events
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
65°
Typical Low
46°
Chance of Rain
32%
Based on US Climate Normals data from Pennsauken 1n, 5 mi from the venue.
Host City
About Haddonfield, NJ
Population
12,502
as of 2023
City Elevation
77 ft
Nearest Airport
PHL
Philadelphia International Airport · 11 mi
Time Zone
Eastern Time
From Endurance Grid
A small town race. Lodging near the start could be limited, so book early.
Race Location
Your Next Start Line
What Are You
Waiting For?
Every finish line starts with a single decision. Claim your spot at Jonas Cattell Memorial 10-mile Run & Fort Mercer 5K, put it on the calendar, and turn “someday” into a start date.
86
Days to train
- Race
- Jonas Cattell Memorial 10-mile Run & Fort Mercer 5K
- Date
- October 17, 2026
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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.
Running
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
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Plan your trip
Make it a Racecation
Coming from out of town? There's more to Haddonfield than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.
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Jonas Cattell Memorial 10-mile Run & Fort Mercer 5K
Oct 17, 2026