Profile
Sam Rivera
- Credit balanceCredits
- 1
- Upcoming
- 2
- Finishes
- 6
Upcoming races
-
RegisteredSwitchback Vertical K · Vertical K
Switchback Running · November 07, 2026
-
AcceptedSilverpine 50 · 50 Mile
Switchback Running · January 26, 2027
PR progression
50K
PR 4h 54m
5h 24m
2021
5h 36m
2024
4h 54m
2025
100K
PR 10h 18m
11h 12m
2022
10h 36m
2023
10h 18m
2025
Season activity
Races by distance
- 50K3
- 100K3
- 100 Mile1
PR progression
50K
Personal record 4h 54m
5h 24m
2021
5h 36m
2024
4h 54m
2025
100K
Personal record 10h 18m
11h 12m
2022
10h 36m
2023
10h 18m
2025
Results history
2025 · Switchback 100
Switchback Running · 100K · Place 38
2025 · Canyon Rim 100K
Mesa Trail Collective · 50K · Place 15
2024 · Mesa Loop 50K
Mesa Trail Collective · 50K · Place 22
2024 · Switchback 100
Switchback Running · 100 Mile · Dropped at mile 62 — ankle
2023 · Switchback 100
Switchback Running · 100K · Place 43
2022 · Switchback 100
Switchback Running · 100K · Place 71
2021 · Switchback 100
Switchback Running · 50K · Place 54
Payments
Switchback 100 · 100 Mile entry
2024
Switchback 100 · 100K entry
2022
Switchback 100 · 100K entry
2023
Switchback 100 · 100K entry
2025
Switchback 100 · 50K entry
2021
Canyon Rim 100K · 50K entry
2025
Mesa Loop 50K · 50K entry
2024
Volunteer credits
Balance 1Mesa Loop 50K · Arch Camp
2025 · Aid station captain
Red Wash Night Run · Lantern Wash
2025 · Course marshal