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Running

Greenhorn Adventure Race

Date
September 12, 2026
Distance
Greenhorn Adventure Race
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From the Organizer

Welcome to Adventure Racing!  The Greenhorn AR, now in our 11th edition, was created to offer competitors a gateway into the sport of adventure racing. This 4 hour sprint adventure race was designed with the beginner in mind, but fun for everyone no matter the skill or experience level! While there is significant challenge built in, this event is fun and highly achievable for the novice racer. The navigation is straight forward and the maps that we provide are excellent. The mountain biking takes racers over gravel roads, some pavement, and semi-technical singletrack trails.  Finally, the paddling takes place on a clear lake.

Race Date: Saturday September 12, 2026
Location: Rocky Gap State Park, Flintstone, MD
Start Time: 11:00am

Total Distance/Time: Roughly 15 miles, 4 hours time limit
Disciplines:  Trekking (~3 to 6 miles), paddling (~2 mile), mountain biking (~8 to 10 miles), navigation (beginner)
Teams: Soloists and teams of two, three, or four (male, female, or co-ed).  Team members travel together the entire race.

Events

Greenhorn Adventure Race11 AMRegister →

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

80°

Typical Low

57°

Chance of Rain

32%

Based on US Climate Normals data from Cumberland 2, 10 mi from the venue.

Sunrise 6:53 AMSunset 7:30 PMDaylight 12h 36m

Host City

About Flintstone, MD

Elevation

971 ft

Nearest Airport

AOO

Altoona Blair County Airport · 43 mi

Major Hub

IAD

Washington Dulles International Airport · 79 mi

Time Zone

Eastern Time

From Endurance Grid

Line up lodging and travel early to lock in your race weekend.

Race Location

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Greenhorn Adventure Race, put it on the calendar, and turn “someday” into a start date.

96

Days to train

Race
Greenhorn Adventure Race
Date
September 12, 2026

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.

Read the Guide

Running

From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Frequently Asked Questions (FAQs)

What is the Greenhorn Adventure Race?
Greenhorn Adventure Race is a running race held in Flintstone, Maryland on September 12, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Greenhorn Adventure Race?
Saturday, September 12, 2026 in Flintstone, Maryland at Rocky Gap State Park, Flintstone, MD. Check the event page for exact start times and wave schedules.
How do I register for the Greenhorn Adventure Race?
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Greenhorn Adventure Race

Sep 12, 2026

Register →