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2026 Greenbrier River Trail Marathon & Half Marathon

Cass, West Virginia, United States

calendar_today 04 Oct, 2026

directions_run Running

sell $45.00 – $65.00

About the Event

A flat, fast, scenic marathon in West Virginia on the Greenbrier River Trail.

A one of a kind race, in the State of West Virginia. On the scenic Greenbrier River Trail (GRT) in Pocahontas County, WV. *We are currently exploring new course options. Stay tuned for updates in the upcoming month!

Races Offered

Full Marathon

Oct 04, 2026

straighten

Distance — 26.2 Miles

terrain

Type — Running

timer

08:00

sell

$65.00

Half Marathon

Oct 04, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

08:30

sell

$45.00

Weather History

These values represent the 3-year monthly averages for October in Cass.

thermostat Temperature

4.6° / 16.0°

wb_sunny Feels like

1.7° / 12.8°

light_mode Avg sunshine hours

8h 52m

water_drop Avg rainfall

1.2 mm

ac_unit Avg snowfall

—

air Avg wind speed

9.2 km/h (Light breeze)

opacity Sweat loss rate

Low

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (4.0)

humidity_mid Humidity

74.6%

wb_twilight Sunrise

07:29

nightlight Sunset

18:40

About Cass

Learn more about the host city, Cass.

Cass is a census-designated place (CDP) and unincorporated community on the Greenbrier River in Pocahontas County, West Virginia, United States. The population was 38 at the 2020 census. The community, which was founded in 1901, was named after Joseph Kerr Cass, vice president and cofounder of the West Virginia Pulp and Paper Company.