Sylvia Greer (F48)
2026
1 Race | 28 mi.The Drift 100
Mar 15th 2026
| Pinedale, WY
Distance
28 Miles
Overall
5
/ 15
Division (F)
3
/ 8
5:38:10
2025
6 Races | 439 mi.Dizzy Horse A Winter Backyard Ultra
Dec 12th 2025
| Idaho Falls, Idaho
Duration
Backyard
Overall
1
/ 69
Division (F)
1
/ 13
108.339
Harriman Park 50k
Aug 23rd 2025
| Island Park, ID
Distance
50 KM
Overall
8
/ 35
Division (F)
2
/ 10
5:32:03
Wyoming Range 100-Mile Endurance Run
Aug 8th 2025
| Hoback, WY
Distance
100 Miles
Overall
42
/ 55
Division (F)
11
/ 14
43:47:52
Crazy Mountain 100
Jul 25th 2025
| Lennep, MT
Distance
100 Miles
Overall
99
/ 146
Division (F)
19
/ 30
33:37:54
Butterfield Backyard
May 17th 2025
| Herriman, UT
Duration
Backyard
Overall
7
/ 7
Division (F)
2
/ 2
33.36
Running Up for Air Ogden - Malans Peak
Mar 1st 2025
| Ogden, UT
Duration
24 Hours
Overall
6
/ 20
Division (F)
1
/ 7
66
2024
5 Races | 341 mi.Dizzy Horse A Winter Backyard Ultra
Dec 13th 2024
| Idaho Falls, Idaho
Duration
Backyard
Overall
2
/ 55
Division (F)
1
/ 10
79.1714
Antelope Island Fall Classic
Nov 2nd 2024
| Syracuse, UT
Distance
50 KM
Overall
42
/ 179
Division (F)
9
/ 56
5:42:12
Harriman Park 50k
Aug 17th 2024
| Island Park, ID
Distance
50 KM
Overall
7
/ 32
Division (F)
3
/ 10
5:16:11
Crazy Mountain 100
Jul 26th 2024
| Lennep, MT
Distance
100 Miles
Overall
143
/ 145
Division (F)
25
/ 25
35:32:31
Scout Mountain Ultra Trail
Jun 7th 2024
| Pocatello, ID
Distance
100 Miles
Overall
27
/ 27
Division (F)
7
/ 7
35:46:22
2023
3 Races | 231 mi.Crazy Mountain 100
Jul 28th 2023
| Lennep, MT
Distance
100 Miles
Overall
75
/ 125
Division (F)
12
/ 24
33:19:18
Scout Mountain Ultra Trail
Jun 3rd 2023
| Pocatello, ID
Distance
100 Miles
Overall
12
/ 26
Division (F)
6
/ 11
31:32:50
Salt Lake Foothills Trail Races
May 6th 2023
| Salt Lake City, UT
Distance
50 KM
Overall
44
/ 96
Division (F)
10
/ 28
6:45:00
2022
2 Races | 150 mi.Crazy Mountain 100
Jul 29th 2022
| Lennep, MT
Distance
100 Miles
Overall
52
/ 73
Division (F)
8
/ 16
33:55:15
Snow Peaks 50 Mile Trail Run
Jun 11th 2022
| Provo, UT
Distance
50 Miles
Overall
97
/ 222
Division (F)
17
/ 42
13:39:30
2021
2 Races | 167 mi.Wyoming Range 100-Mile Endurance Run
Aug 20th 2021
| Hoback, WY
Distance
100 Miles
Overall
15
/ 19
Division (F)
3
/ 3
48:22:28
River of No Return Endurance Runs
Jun 19th 2021
| Challis, ID
Distance
108 KM
Overall
31
/ 57
Division (F)
5
/ 14
17:12:20
2020
1 Race | 100 mi.Palisades Ultra Trail Series
Jul 17th 2020
| Irwin, ID
Distance
100 Miles
Overall
8
/ 14
Division (F)
1
/ 2
31:21:48
2019
7 Races | 320 mi.Skyline Mountain Marathon
Aug 10th 2019
| Liberty, UT
Distance
55 KM
Overall
16
/ 51
Division (F)
5
/ 16
7:30:49
El Vaquero Loco
Aug 3rd 2019
| Afton, WY
Distance
50 KM
Overall
53
/ 100
Division (F)
14
/ 35
8:21:30
Beaverhead Endurance Runs
Jul 13th 2019
| Salmon, ID
Distance
100 KM
Overall
65
/ 125
Division (F)
6
/ 23
16:38:00
River of No Return Endurance Runs
Jun 15th 2019
| Challis, ID
Distance
108 KM
Overall
14
/ 43
Division (F)
2
/ 15
16:16:33
Bryce Canyon
May 18th 2019
| Bryce Canyon, UT
Distance
50 KM
Overall
19
/ 191
Division (F)
4
/ 82
6:45:38
The Drift 100
Mar 9th 2019
| Pinedale, WY
Distance
28 Miles
Overall
26
/ 36
Division (F)
6
/ 10
7:14:54
Running Up for Air Ogden - Malans Peak
Feb 9th 2019
| Ogden, UT
Duration
24 Hours
Overall
6
/ 14
Division (F)
1
/ 2
66
2018
7 Races | 487 mi.East End Trail Races
Aug 5th 2018
| Easton, MA
Distance
50 KM
Overall
35
/ 102
Division (F)
9
/ 37
7:42:36
El Vaquero Loco
Aug 4th 2018
| Afton, WY
Distance
50 KM
Overall
36
/ 105
Division (F)
9
/ 38
7:42:36
Palisades Ultra Trail Series
Jul 27th 2018
| Irwin, ID
Distance
100 Miles
Overall
7
/ 12
Division (F)
1
/ 2
37:51:21
River of No Return Endurance Runs
Jun 16th 2018
| Challis, ID
Distance
108 KM
Overall
9
/ 41
Division (F)
1
/ 10
16:30:37
Scout Mountain Ultra Trail
Jun 1st 2018
| Pocatello, ID
Distance
100 Miles
Overall
12
/ 28
Division (F)
1
/ 6
28:02:53
Antelope Island Buffalo Run
Mar 23rd 2018
| Syracuse, UT
Distance
100 Miles
Overall
11
/ 48
Division (F)
2
/ 11
22:34:16
Running Up For Air (SLC) - Grandeur Peak
Feb 10th 2018
| Salt Lake City, UT
Duration
24 Hours
Overall
8
/ 29
Division (F)
1
/ 4
58
2017
7 Races | 848 mi.Moab 240
Oct 13th 2017
| Moab, UT
Distance
238 Miles
Overall
66
/ 98
Division (F)
13
/ 18
101:56:58
Tahoe 200 Endurance Run
Sep 8th 2017
| Homewood, CA
Distance
200 Miles
Overall
42
/ 123
Division (F)
6
/ 26
83:33:52
Bigfoot 200 Endurance Run
Aug 11th 2017
| Mount St. Helens, WA
Distance
200 Miles
Overall
33
/ 78
Division (F)
8
/ 20
87:25:03
El Vaquero Loco
Aug 5th 2017
| Afton, WY
Distance
50 KM
Overall
51
/ 100
Division (F)
10
/ 29
8:15:19
River of No Return Endurance Runs
Jun 17th 2017
| Challis, ID
Distance
108 KM
Overall
12
/ 40
Division (F)
1
/ 10
17:31:24
Scout Mountain Ultra Trail
Jun 3rd 2017
| Pocatello, ID
Distance
100 KM
Overall
19
/ 39
Division (F)
4
/ 15
15:13:28
Antelope Canyon Ultras
Feb 25th 2017
| Page, AZ
Distance
50 Miles
Overall
34
/ 203
Division (F)
5
/ 74
10:46:25
2016
6 Races | 510 mi.The Bear 100
Sep 23rd 2016
| Logan, UT
Distance
100 Miles
Overall
97
/ 166
Division (F)
16
/ 34
32:21:56
El Vaquero Loco
Aug 6th 2016
| Afton, WY
Distance
50 KM
Overall
37
/ 87
Division (F)
8
/ 20
7:54:47
Colorado 200 Mile Endurance Run
Jul 20th 2016
| Almont, CO
Distance
200 Miles
Overall
3
/ 11
Division (F)
1
/ 4
80:50:00
River of No Return Endurance Runs
Jun 18th 2016
| Challis, ID
Distance
108 KM
Overall
20
/ 50
Division (F)
5
/ 11
17:30:47
Scout Mountain Ultra Trail
Jun 4th 2016
| Pocatello, ID
Distance
100 KM
Overall
33
/ 48
Division (F)
5
/ 9
16:40:36
Grand Canyon Ultras
May 21st 2016
| Grand Canyon, AZ
Distance
50 Miles
Overall
15
/ 62
Division (F)
3
/ 22
10:30:53
2015
4 Races | 265 mi.The Bear 100
Sep 25th 2015
| Logan, UT
Distance
100 Miles
Overall
159
/ 207
Division (F)
32
/ 47
34:00:02
El Vaquero Loco
Aug 8th 2015
| Afton, WY
Distance
50 KM
Overall
62
/ 99
Division (F)
15
/ 27
8:32:10
Grand Canyon Ultras
May 15th 2015
| Grand Canyon, AZ
Distance
100 Miles
Overall
14
/ 35
Division (F)
3
/ 9
28:03:07
Moab's Red Hot Ultra
Feb 14th 2015
| Moab, UT
Distance
55 KM
Overall
188
/ 296
Division (F)
52
/ 104
7:06:26
2014
2 Races | 200 mi.Western States 100
Jun 28th 2014
| Olympic Valley, CA
Distance
100 Miles
Overall
290
/ 296
Division (F)
53
/ 55
29:49:20
Zion Ultras and Trail Half Marathon
Apr 6th 2014
| Virgin, UT
Distance
100 Miles
Overall
98
/ 117
Division (F)
22
/ 34
31:02:29
2013
4 Races | 196 mi.The Bear 100
Sep 27th 2013
| Logan, UT
Distance
100 Miles
Overall
119
/ 174
Division (F)
19
/ 33
33:17:00
Speedgoat
Jul 27th 2013
| Snowbird Resort, UT
Distance
50 KM
Overall
232
/ 275
Division (F)
45
/ 57
10:21:38
Weiser River Trail
Apr 27th 2013
| Boise, ID
Distance
50 KM
Overall
9
/ 42
Division (F)
4
/ 21
4:55:03
Moab's Red Hot Ultra
Feb 16th 2013
| Moab, UT
Distance
55 KM
Overall
280
/ 298
Division (M)
199
/ 213
8:24:57
57
Races
13y 0m 0d
Longevity
4,283
Lifetime Miles
Personal Bests
50k
(13)
4:55:03
2013
50m
(3)
10:30:53
2016
100k
(3)
15:13:28
2017
100m
(18)
22:34:16
2018
24hr
(3)
66
2025
Backyard
(3)
108.3398
2025
Distance by Year
2026
28
Miles
1 Race
2025
439
Miles
6 Races
2024
341
Miles
5 Races
2023
231
Miles
3 Races
2022
150
Miles
2 Races
2021
167
Miles
2 Races
2020
100
Miles
1 Race
2019
320
Miles
7 Races
2018
487
Miles
7 Races
2017
848
Miles
7 Races
2016
510
Miles
6 Races
2015
265
Miles
4 Races
2014
200
Miles
2 Races
2013
196
Miles
4 Races
Multiple Performances
1st Place
108.3398
Backyard
Masters Winner
108.3398
Backyard
2nd Place
5:32:03
50 KM
1st Place
79.1714
Backyard
Masters Winner
79.1714
Backyard
3rd Place
5:16:11
50 KM
Masters Winner
5:16:11
50 KM
Masters Winner
17:12:20
108 KM
Masters Winner
7:30:49
55 KM
2nd Place
16:16:33
108 KM
1st Place
16:30:37
108 KM
1st Place
28:02:53
100 Miles
2nd Place
22:34:16
100 Miles
58
24 Hours
1st Place
17:31:24
108 KM
3rd Place
10:30:53
50 Miles
3rd Place
28:03:07
100 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+