The North Texas Ultra returns to Jacksboro, Texas on February 6th with a range of distances including the challenging 100K run through Fort Richardson State Park's scenic trails. This event offers participants multiple ultra marathon options and one RUCK race, all set in the foothills of North Central Texas. Participants can expect clear skies, firm trail conditions, and moderate UV levels on race day, with temperatures typically ranging between 35-60 degrees Fahrenheit at dawn. The soft fine gravel trails provide a stable yet engaging surface for runners to tackle their chosen distance. With an elevation gain and loss of around 550 feet every 15.5-mile loop, the course offers both scenic views and manageable terrain. The North Texas Ultra has been a cornerstone event in Jacksboro since its inception, attracting hundreds of participants each year who come for the historic trails at Fort Richardson State Park and to support local endurance running culture. Runners have the opportunity not only to compete but also to earn medals that can combine into a unique "Lone Star" finisher's award through participation in other races within the Texas Ultra Series. The North Texas Ultra features a variety of distances, including the grueling 100K run and the less intense yet equally scenic 5K. Each race follows Fort Richardson State Park’s Trailway course which is marked with distinct landmarks and aid stations along its path. The start and finish line are located at the North Park Unit within the park itself. Weather on race day will be typical for February in Jacksboro, with temperatures expected to range between 35-60 degrees Fahrenheit, making it comfortable yet cool enough to keep runners energized throughout their chosen distance. With firm trail conditions and moderate UV levels reported, racers can focus solely on pacing themselves along the scenic route.
100K 100K • Start: 06:00:00 • Fee: $165.00
50K 50K • Start: 07:00:00 • Fee: $125.00
52 Miler 83.7K • Start: 07:00:00 • Fee: $140.00
10K 10K • Start: 07:30:00 • Fee: $65.00
25K 25K • Start: 07:30:00 • Fee: $90.00
25K RUCK 25K • Start: 07:30:00 • Fee: $90.00
5K 5K • Start: 07:30:00 • Fee: $55.00
Registration can be completed online at https://ultrasignup.com/register.aspx?did=137860 with early bird pricing until November 5th, standard rates from November 6th through January 22nd, and late registration if spots remain after that date. Packet pickup occurs on Friday evening or Saturday morning before race start times. Participants should plan to arrive at the North Park Unit of Fort Richardson State Park located at 134 Trailway Drive in Jacksboro for packet pick-up and bib collection. Age requirements vary by distance; all participants must meet minimum age guidelines set forth by each category's rules. First-time runners are advised to review race day schedules, course details, and weather forecasts before attending. The North Texas Ultra presents a unique challenge on February 6th in Jacksboro, Texas, for endurance enthusiasts seeking diverse terrain within one of the fastest ultra marathon courses in Texas.
Races Offered
100K
Feb 06, 2027
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Distance —
100K
terrain
Type —
Running
timer
06:00
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$165.00
50K
Feb 06, 2027
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Distance —
50K
terrain
Type —
Running
timer
07:00
sell
$125.00
52 Miler
Feb 06, 2027
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Distance —
83.7K
terrain
Type —
Running
timer
07:00
sell
$140.00
10K
Feb 06, 2027
straighten
Distance —
10K
terrain
Type —
Running
timer
07:30
sell
$65.00
25K
Feb 06, 2027
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Distance —
25K
terrain
Type —
Running
timer
07:30
sell
$90.00
25K RUCK
Feb 06, 2027
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Distance —
25K
terrain
Type —
Running
timer
07:30
sell
$90.00
5K
Feb 06, 2027
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Distance —
5K
terrain
Type —
Running
timer
07:30
sell
$55.00
Weather History
These values represent the 3-year monthly averages for February in Jacksboro.
thermostatTemperature
4.6° / 16.8°
wb_sunnyFeels like
-0.2° / 12.5°
light_mode
Avg sunshine hours
8h 8m
water_drop
Avg rainfall
1.4 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
15.3 km/h (Gentle breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Moderate (3.0)
humidity_mid
Humidity
58.0%
wb_twilight
Sunrise
08:15
nightlight
Sunset
19:16
About Jacksboro
Learn more about the host city, Jacksboro.
Jacksboro is a city in Jack County, Texas, in the United States. Its population was 4,184 at the 2020 census. U.S. Highways 281 and 380, and Texas State Highways 114 and 199 intersect at Jacksboro, which is the county seat of Jack County.
