Group Ride Details:

You are not prepared.
Judgment Day is DORBA's summer reckoning. Choose your distance. Choose your drivetrain. Then ride ten trails across DFW between the first dawn and the second. No wave starts. No finish-line tape. Just the trails, the heat, and the clock.

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Routes

  • 2026 Judgment Day Northshore 70 Mile Route Lakeside Entrance

    11.0 miles
    Distance
    600 ft
    Climb
    -601 ft
    Descent
    603 ft
    High Point
    0 ft
    Altitude change
    538 ft
    Altitude min
    594 ft
    Altitude start
    594 ft
    Altitude end
    -17.8%
    Grade max
    36.5%
    Grade min
    4 miles
    Distance climb
    4 miles
    Distance down
    3 miles
    Distance flat

    2026 Judgment Day Northshore 100 Mile Route Lakeside Entrance

    13.2 miles
    Distance
    737 ft
    Climb
    -738 ft
    Descent
    603 ft
    High Point
    0 ft
    Altitude change
    538 ft
    Altitude min
    594 ft
    Altitude start
    594 ft
    Altitude end
    -16.2%
    Grade max
    36.5%
    Grade min
    5 miles
    Distance climb
    5 miles
    Distance down
    4 miles
    Distance flat

    2026 Judgment Day Knob Hills 70 Mile Route

    7.4 miles
    Distance
    193 ft
    Climb
    -192 ft
    Descent
    576 ft
    High Point
    2 ft
    Altitude change
    531 ft
    Altitude min
    569 ft
    Altitude start
    571 ft
    Altitude end
    -22.9%
    Grade max
    10.9%
    Grade min
    2 miles
    Distance climb
    2 miles
    Distance down
    4 miles
    Distance flat

    2026 Judgment Day Knob Hills 100 Mile Route

    12.7 miles
    Distance
    412 ft
    Climb
    -410 ft
    Descent
    583 ft
    High Point
    2 ft
    Altitude change
    531 ft
    Altitude min
    569 ft
    Altitude start
    571 ft
    Altitude end
    -22.9%
    Grade max
    14.6%
    Grade min
    3 miles
    Distance climb
    3 miles
    Distance down
    7 miles
    Distance flat

    2026 Judgment Day Corinth 70 Mile and 100 Mile Route

    6.1 miles
    Distance
    125 ft
    Climb
    -123 ft
    Descent
    583 ft
    High Point
    0 ft
    Altitude change
    538 ft
    Altitude min
    558 ft
    Altitude start
    558 ft
    Altitude end
    -10.8%
    Grade max
    8%
    Grade min
    1 mile
    Distance climb
    1 mile
    Distance down
    3 miles
    Distance flat

    2026 Judgment Day River Legacy 70 Mile Route

    9.1 miles
    Distance
    79 ft
    Climb
    -87 ft
    Descent
    477 ft
    High Point
    -6 ft
    Altitude change
    444 ft
    Altitude min
    469 ft
    Altitude start
    463 ft
    Altitude end
    -0%
    Grade
    -14.7%
    Grade max
    14.1%
    Grade min
    4,626 ft
    Distance climb
    4,656 ft
    Distance down
    7 miles
    Distance flat

    2026 Judgment Day River Legacy 100 Mile Route

    10.9 miles
    Distance
    81 ft
    Climb
    -89 ft
    Descent
    477 ft
    High Point
    -6 ft
    Altitude change
    444 ft
    Altitude min
    469 ft
    Altitude start
    463 ft
    Altitude end
    -0%
    Grade
    -14.7%
    Grade max
    14.1%
    Grade min
    5,177 ft
    Distance climb
    4,934 ft
    Distance down
    9 miles
    Distance flat

    2026 Judgment Day Big Cedar 70 and x2 for 100 Mile

    7.9 miles
    Distance
    762 ft
    Climb
    -765 ft
    Descent
    733 ft
    High Point
    1 ft
    Altitude change
    620 ft
    Altitude min
    728 ft
    Altitude start
    728 ft
    Altitude end
    -19%
    Grade max
    29.6%
    Grade min
    3 miles
    Distance climb
    3 miles
    Distance down
    2 miles
    Distance flat

    2026 Judgment Day Boulder 70 Mile Route

    7.6 miles
    Distance
    645 ft
    Climb
    -631 ft
    Descent
    659 ft
    High Point
    12 ft
    Altitude change
    575 ft
    Altitude min
    632 ft
    Altitude start
    643 ft
    Altitude end
    -23.9%
    Grade max
    26.9%
    Grade min
    3 miles
    Distance climb
    3 miles
    Distance down
    2 miles
    Distance flat

    2026 Judgment Day Boulder 100 Mile Route

    10.3 miles
    Distance
    822 ft
    Climb
    -808 ft
    Descent
    659 ft
    High Point
    12 ft
    Altitude change
    573 ft
    Altitude min
    632 ft
    Altitude start
    643 ft
    Altitude end
    -22.9%
    Grade max
    28.7%
    Grade min
    4 miles
    Distance climb
    4 miles
    Distance down
    2 miles
    Distance flat

    2026 Judgment Day Harry Moss 70 and 100 Mile Route

    5.1 miles
    Distance
    109 ft
    Climb
    -111 ft
    Descent
    495 ft
    High Point
    -1 ft
    Altitude change
    470 ft
    Altitude min
    486 ft
    Altitude start
    486 ft
    Altitude end
    -0%
    Grade
    -13.8%
    Grade max
    12.2%
    Grade min
    1 mile
    Distance climb
    1 mile
    Distance down
    3 miles
    Distance flat

    2026 Judgment Day Rowlette Creek Preserve 70mi

    7.5 miles
    Distance
    60 ft
    Climb
    -65 ft
    Descent
    463 ft
    High Point
    -3 ft
    Altitude change
    440 ft
    Altitude min
    450 ft
    Altitude start
    446 ft
    Altitude end
    -0%
    Grade
    -4.9%
    Grade max
    5.8%
    Grade min
    5,085 ft
    Distance climb
    4,285 ft
    Distance down
    6 miles
    Distance flat

    2026 Judgment Day Rowlette Creek Preserve 100 Mile Route

    12.2 miles
    Distance
    105 ft
    Climb
    -110 ft
    Descent
    476 ft
    High Point
    -3 ft
    Altitude change
    438 ft
    Altitude min
    450 ft
    Altitude start
    446 ft
    Altitude end
    -0%
    Grade
    -8.3%
    Grade max
    14.9%
    Grade min
    1 mile
    Distance climb
    1 mile
    Distance down
    10 miles
    Distance flat

    2026 Judgment Day Squabble Creek 70 and 100 Mile Route

    5.1 miles
    Distance
    142 ft
    Climb
    -149 ft
    Descent
    522 ft
    High Point
    -6 ft
    Altitude change
    450 ft
    Altitude min
    477 ft
    Altitude start
    472 ft
    Altitude end
    -0%
    Grade
    -12%
    Grade max
    11.3%
    Grade min
    1 mile
    Distance climb
    1 mile
    Distance down
    3 miles
    Distance flat

    2026 Judgment Day Pecan Grove 70 and 100 Mile Route

    6.5 miles
    Distance
    402 ft
    Climb
    -411 ft
    Descent
    492 ft
    High Point
    -12 ft
    Altitude change
    435 ft
    Altitude min
    476 ft
    Altitude start
    463 ft
    Altitude end
    -0%
    Grade
    -13.8%
    Grade max
    11.4%
    Grade min
    2 miles
    Distance climb
    2 miles
    Distance down
    2 miles
    Distance flat
Audience: region1
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