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ChesLen Chase for Open Space

ChesLen Preserve | Sat, October 21, 2017, 11:00am - 2:00pm

Get ready to kick up your heels for nature at Natural Lands’ 4th annual ChesLen Chase for Open Space, with 10K, 5K and 2-mile Fun Run-Walk! The challenging trail runs include steep hills, creek crossing, woodlands, and open fields.

The fun continues after crossing the finish line! The post-race party features live music, Victory Brewing Company’s craft beer, BBQ, an awards ceremony, and more.



Or download, complete, and mail in the 2017 ChesLen Chase for Open Space registration form.

Not ready to run? Come out and volunteer! We’re seeking cheerful, enthusiastic folks to assist in myriad fun roles. Volunteers receive a free T-shirt, beer, food, and live music. Click here for volunteer details and registration.

The nitty-gritty details:

Race day registration and packet pick-up: Saturday, October 21, 9:00 – 10:30 am at ChesLen Preserve’s Lenfest Center, 1199 Cannery Road, Coatesville, PA 19320.

* 10K Trail Run – 11:00 am
$40 Pre-registration (on or before October 5), $45 Late and Race Day Registration (after October 5).

* 5K Trail Run – 11:00 am
$30 Pre-registration (on or before October 5), $35 Late and Race Day Registration (after October 5).

* 2-Mile Fun Run-Walk – 11:05 am
$20 Pre-registration (on or before October 5), $25 Late and Race Day Registration (after October 5).

Children age 12 and under are FREE! Registration required.

Natural Lands members receive $5 discount! Choose your correct category during on-line registration. (Not a Natural Lands member yet? Join Today!)

Race Course:
Rugged 10K and 5K trail runs begin at the Lenfest Center and proceed counter-clockwise through ChesLen Preserve. The 2-mile Fun Run-Walk begins at the same spot, circling clockwise through the western side of ChesLen Preserve. View the ChesLen Chase for Open Space 2017 Course Map (PDF document). No dogs or strollers on the course, please.

Teams of 8 or more receive a $5 per person discount. All teams and team members must register online.

* Top overall female and male finishers in 10K and 5K races
* Top three female and male finishers in 10K and 5K races in the following age groups: 0-19, 20-29, 30-39, 40-49, 50-59, 60-up
* Awards will be given to top teams in both 10K and 5K races.
* No awards for Fun Run-Walk.

Chip timing services provided by Bryn Mawr Racing Company. The 2-Mile Fun Run-Walk will not be timed. (Click on weblinks to view race results from 2016 ChesLen Chase for Open Space 10K and 5K).

Race Schwag:
T-shirts for all registered participants age 13 and up. Pre-registration by October 5 is required to guarantee shirt size and availability. (Shirts are not guaranteed for late or race day registrants.)

Post-race Party:
Thanks to our friends at Victory Brewing Company, who are sponsoring the ChesLen Chase for Open Space, all registered runners receive one free beer and sandwich after the race. Additional brews and food will be available for purchase. Enjoy your beer and sandwich with lively music at the Lenfest Center pavilion. The Sly Foxes, a funk/rock band from West Chester, jam the stage with a diverse, unique sound.





ChesLen Preserve
1199 Cannery Road
Coatesville , PA 19320


October 21, 2017
11:00am - 2:00pm


Events may be cancelled due to inclement weather or low registration. In that case, we will make every effort to update our website and contact registrants. Note that we cannot offer refunds of paid registrations or ticket purchases, but rest assured that your donation will help us in our work to save open space, care for nature, and connect people to the outdoors.

Photography policy:
Attendance at Natural Lands programs and events constitutes consent to be photographed for use in print and electronic media. Images will not be identified using full names without written approval from the individual. Please notify Natural Lands staff if you would prefer that your photo not be used.