Cassie Sonnenberg (F40)
2026
1 Race | 50 mi.Run the Ranch
Apr 11th 2026
| Loveland, CO
Duration
12 Hours
Overall
4
/ 22
Division (F)
3
/ 9
49.7
2024
3 Races | 118 mi.Bridge Burner Ultra
Nov 2nd 2024
| Canon City, CO
Distance
35 Miles
Overall
11
/ 44
Division (F)
2
/ 13
7:12:40
Ram Party
May 18th 2024
| Colorado Springs, CO
Distance
55 Miles
Overall
5
/ 46
Division (F)
2
/ 17
10:47:19
Run the Ranch
Apr 6th 2024
| Loveland, CO
Duration
6 Hours
Overall
5
/ 6
Division (F)
2
/ 3
27.96
2023
2 Races | 62 mi.Sawatch Ascent
Sep 24th 2023
| Nathrop, CO
Distance
50 KM
Overall
46
/ 121
Division (F)
13
/ 51
7:25:41
West Line Winder
Sep 23rd 2023
| Buena Vista, CO
Distance
50 KM
Overall
34
/ 132
Division (F)
12
/ 69
5:51:20
2022
3 Races | 117 mi.Run Rabbit Run
Sep 17th 2022
| Steamboat Springs, CO
Distance
50 Miles
Overall
7
/ 148
Division (F)
3
/ 58
9:58:12
Never Summer
Jul 29th 2022
| Gould, CO
Distance
60 KM
Overall
35
/ 223
Division (F)
9
/ 97
8:30:21
Run the Ranch
Apr 16th 2022
| Loveland, CO
Duration
6 Hours
Overall
2
/ 2
Division (F)
1
/ 1
30
2021
2 Races | 64 mi.Never Summer
Jul 30th 2021
| Gould, CO
Distance
60 KM
Overall
18
/ 151
Division (F)
6
/ 71
8:35:31
Run the Ranch
Apr 3rd 2021
| Loveland, CO
Duration
6 Hours
Overall
2
/ 5
Division (F)
1
/ 3
27.1
11
Races
5y 0m 9d
Longevity
411
Lifetime Miles
Personal Bests
50k
(2)
5:51:20
2023
50m
(1)
9:58:12
2022
12hr
(1)
49.7
2026
6hr
(3)
30
2022
Distance by Year
2026
50
Miles
1 Race
2024
118
Miles
3 Races
2023
62
Miles
2 Races
2022
117
Miles
3 Races
2021
64
Miles
2 Races
Multiple Performances
2nd Place
7:12:40
35 Miles
2nd Place
10:47:19
55 Miles
3rd Place
9:58:12
50 Miles
Achievements are awarded for races with 25 or more finishers and courses with 200 or more finishers.
Masters: 40-49 / Grand Masters: 50-59 / Senior Grand Masters: 60+