Register For
Colorado River Run Marathon, Ultra and Taco Trot

Lago Vista, TX 78645

Registrant #1

Login with your RunSignup account.

This will be the password for your RunSignup account.
Format: mm/dd/yyyy
Used for age group calculations
Valid formats include: 000-000-0000 or 0000000000

Choose Your Event *

Friday November 28, 2025 - Saturday November 29, 2025

$139.99 $100.00 + $7.00 SignUp Fee

Friday November 28, 2025 - Saturday November 29, 2025

$119.99 $80.00 + $5.80 SignUp Fee

Saturday November 29, 2025

$99.99 $70.00 + $5.20 SignUp Fee

Saturday November 29, 2025

$79.99 $60.00 + $4.60 SignUp Fee

Saturday November 29, 2025

$39.99 $30.00 + $2.80 SignUp Fee

Saturday November 29, 2025
Open to ages 8 - 17.

$0.00

Saturday November 29, 2025

$39.99 $30.00 + $2.80 SignUp Fee

Saturday November 29, 2025

$15.00 + $1.90 SignUp Fee

5% Discount Per Event

Pick 4 of the following races.
Colorado River Run Marathon, Ultra and Taco Trot
Lago Vista, TX 78645 US 11/28/2025 - 11/29/2025
Pick 1 event from this race:

  • $66.50

  • $57.00

  • $28.50

  • $0.00

  • $28.50

  • $76.00

  • $95.00
Oasis 10 Mile, 10K, 5K Ruck and Run (Donut Dash)
Austin, TX 78732 US 11/01/2025
Lake Travis New Year's Trail Challenge with Ruck options- 50K | 25K | 1/2 Marathon | 24 Hour Race /Last Runner Standing | 5K/10K | Kids 1K
Lago Vista, TX 78645 US 01/01/2026 - 01/02/2026
Autumn Harvest Marathon, Half-Marathon, 12 Hour Ultra and 10K
Leander, TX 78645 US 10/04/2025
Race Austin: Holiday Victory Lap - Marathon, Half-Marathon, 10K, 5K
Spicewood, TX 78669 US 12/14/2025
Bluebonnet Trail Run: Half-Marathon, 10K, 5K and Kids 2K Run
Marble Falls, TX 78654 US 03/28/2026
Mansfield Dam 10 Miler, 5K, 10K Ruck and Run
Austin, TX 78732 US 01/10/2026

5% Discount Per Event

Would you like to join or create a Group/Team?




If you continue to use this site, you consent to use all cookies. We use cookies to offer you a better browsing experience. Read how we use cookies and how you can control them by visiting our Privacy Policy.

If you continue to use this site, you consent to use all cookies.