The Next Loop Endurance Series | Lake Carl Blackwell is a trail running and running race on November 21, 2026 in Stillwater, OK, with an entry fee of $90.
Events
Weather
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
59°
Typical Low
35°
Chance of Rain
21%
Based on US Climate Normals data from Stillwater 2 W, 2 mi from the venue.
Host City
Population
48,818
as of 2023
City Elevation
880 ft
Nearest Airport
SWO
Stillwater Regional Airport · 4 mi
Major Hub
OKC
OKC Will Rogers World Airport · 58 mi
Time Zone
Central Time
From Endurance Grid
A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at The Next Loop Endurance Series | Lake Carl Blackwell, put it on the calendar, and turn “someday” into a start date.
122
Days to train
Enter your email and we'll send more your way.
From Endurance Grid
This race spans more than one sport — here’s a guide to each, so you can understand what’s involved and decide if it’s the right fit. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
Running off-road — dirt, singletrack, and mountain paths — from 5Ks to ultras. The terrain makes for an exciting twist and adventure in your running journey.
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.
Coming Up
OUTLAST OKC - NIGHT OUT EDITION
50 miles away
KROP - Kaizen Rite of Passage
121 miles away
OKLAHOMA CITY TRAIL RUNNING FESTIVAL
60 miles away
Love Never Ends Trail Run
132 miles away
Plan your trip
Coming from out of town? There's more to Stillwater 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.
Plan your trip to StillwaterFrequently Asked Questions (FAQs)
The Next Loop Endurance Series | Lake Carl Blackwell
Nov 21, 2026