The Mammoth Glen Rose, TX - 100K - 50K - 25K - 10K - 5K and Mighty Mammoth 1K Fun Run Online Registration

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100K Ultra Trail Run

Saturday October 11, 2025 - Sunday October 12, 2025

$155.00 + $10.30 SignUp Fee

(Group Pricing)

50K Trail Tun

Saturday October 11, 2025

$115.00 + $7.90 SignUp Fee

(Group Pricing)

25K Trail Run

Saturday October 11, 2025

$85.00 + $6.10 SignUp Fee

(Group Pricing)

10K Trail Run

Saturday October 11, 2025

$65.00 + $4.90 SignUp Fee

(Group Pricing)

5K Trail Run

Saturday October 11, 2025

$55.00 + $4.30 SignUp Fee

(Group Pricing)

The Mighty Mammoth 1K Fun Run

Saturday October 11, 2025

Open to ages 11 and under.

$25.00 + $2.50 SignUp Fee

(Group Pricing)

For Pacers Only

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This event is for pacers only.

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The Mammoth Glen Rose, TX - 100K - 50K - 25K - 10K - 5K and Mighty Mammoth 1K Fun Run

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