United StatesFixed distance
Marin Ultra Challenge 50 Mile Race
8 Mar2025
Distance
50mi
Finishers
140106 men34 women
Winning time
7:29:24h
Median pace
6.87km/h
Pace distribution
141 finishers · 5.48–10.74 km/h · mean 7.17
Every finisher ran the same 50 mi course, so these paces are directly comparable.
Histogram of finisher pace. 141 finishers ranged from 5.48 to 10.74 kilometres per hour, with a mean of 7.17 and a median of 6.87. The busiest band is 6.5 to 7.0 kilometres per hour, with 36 finishers.
Results
Ranks 1–50 of 141
| Rank | Runner | Time | Pace | Cat. | Placing |
|---|---|---|---|---|---|
| 1 | Backstrom, JonahUnited StatesMan *San Francisco, CA | 7:29:24h | 10.74 | M50 | 1st M · 1st M50 |
| 2 | Henderson, ColinUnited StatesMan *Mill Valley, CA | 7:54:35h | 10.17 | M23 | 2nd M · 1st M23 |
| 3 | Darden, GeorgeUnited StatesMan *Marietta, GA | 7:55:52h | 10.15 | M45 | 3rd M · 1st M45 |
| 4 | Neely, KimberlyUnited StatesWoman *Mill Valley, CA | 8:03:00h | 10.00 | W23 | 1st F · 1st W23 |
| 5 | Lindholm, HolgerUnited StatesMan *Santa Cruz, CA | 8:12:14h | 9.81 | M23 | 4th M · 2nd M23 |
| 6 | Walter, JakobUnited StatesMan *San Francisco, CA | 8:13:30h | 9.78 | M23 | 5th M · 3rd M23 |
| 7 | Kam, MaxUnited StatesMan *San Rafael, CA | 8:13:34h | 9.78 | M35 | 6th M · 1st M35 |
| 8 | Davis, MickeyUnited StatesWoman *Boulder, CO | 8:24:01h | 9.58 | W23 | 2nd F · 2nd W23 |
| 9 | Jones, DylanUnited StatesMan *Willits, CA | 8:25:23h | 9.55 | M23 | 7th M · 4th M23 |
| 10 | Miller, CollinUnited StatesMan *Newport Beach, CA | 8:36:44h | 9.34 | M23 | 8th M · 5th M23 |
| 11 | O'Brien, ConnorUnited StatesMan *Boston, MA | 8:38:52h | 9.30 | M23 | 9th M · 6th M23 |
| 12 | Gregrowicz, JanUnited StatesMan *Pasadena, CA | 8:47:40h | 9.15 | M35 | 10th M · 2nd M35 |
| 13 | Muzik, NicholasUnited StatesMan *Reno, NV | 8:51:39h | 9.08 | M23 | 11th M · 7th M23 |
| 14 | Cole, ConnorUnited StatesMan *Carmel, CA | 8:58:37h | 8.96 | M23 | 12th M · 8th M23 |
| 15 | MacLennan, ErikUnited StatesMan *Alameda, CA | 8:59:23h | 8.95 | M23 | 13th M · 9th M23 |
| 16 | Williams, CrockettUnited StatesMan *Oakland, CA | 8:59:28h | 8.95 | M23 | 14th M · 10th M23 |
| 17 | Demtchouk, KirillUnited StatesMan *San Francisco, CA | 9:10:32h | 8.77 | M23 | 15th M · 11th M23 |
| 18 | Francon, OlivierUnited StatesMan *Albany, CA | 9:17:34h | 8.66 | M45 | 16th M · 2nd M45 |
| 19 | Olsen, AnnaUnited StatesWoman *Truckee, CA | 9:18:17h | 8.65 | W35 | 3rd F · 1st W35 |
| 20 | Walker, MichaelUnited StatesMan *Oakland, CA | 9:18:37h | 8.64 | M35 | 17th M · 3rd M35 |
| 21 | Jacox, JennyUnited StatesWoman *Monterey, CA | 9:33:53h | 8.41 | W40 | 4th F · 1st W40 |
| 22 | Gallaher, AllisonUnited StatesWoman *San Francisco, CA | 9:39:28h | 8.33 | W23 | 5th F · 3rd W23 |
| 23 | Drewes, ConorUnited StatesMan *Incline Village, NV | 9:41:06h | 8.31 | M23 | 18th M · 12th M23 |
| 24 | Jack, DavidUnited StatesMan *Truckee, CA | 9:43:10h | 8.28 | M40 | 19th M · 1st M40 |
| 25 | Kabel, JeffreyUnited StatesMan *San Jose, CA | 9:49:13h | 8.19 | M23 | 20th M · 13th M23 |
| 26 | Dove, AlexUnited StatesMan *Tahoe City, CA | 9:49:57h | 8.18 | M40 | 21st M · 2nd M40 |
| 27 | Mota, CarlosUnited StatesMan *Victorville, CA | 9:50:49h | 8.17 | M23 | 22nd M · 14th M23 |
| 28 | Kumeda, AndyUnited StatesMan *Sierra Madre, CA | 9:57:46h | 8.08 | M55 | 23rd M · 1st M55 |
| 29 | Collins, JordanUnited StatesMan *Atascadero, CA | 10:00:55h | 8.03 | M23 | 24th M · 15th M23 |
| 30 | Matcham, JaredUnited StatesMan *Calistoga, CA | 10:03:58h | 7.99 | M55 | 25th M · 2nd M55 |
| 31 | Mau, MaddieUnited StatesWoman *Fairfax, CA | 10:06:10h | 7.96 | W35 | 6th F · 2nd W35 |
| 32 | Perry, SeanUnited StatesMan *Durango, CO | 10:17:17h | 7.82 | M35 | 26th M · 4th M35 |
| 33 | Ponce, RaulUnited StatesMan *Pacifica, CA | 10:17:47h | 7.82 | M40 | 27th M · 3rd M40 |
| 34 | Pow, NissanCanadaMan *Sunnyvale, CA | 10:23:09h | 7.75 | M35 | 28th M · 5th M35 |
| 35 | Bedolla, SamuelUnited StatesMan *Discovery Bay, CA | 10:27:27h | 7.70 | M40 | 29th M · 4th M40 |
| 36 | Lang, MarkUnited StatesMan *Los Angeles, CA | 10:30:51h | 7.65 | M23 | 30th M · 16th M23 |
| 37 | Santos, BriannaUnited StatesWoman *Travis Afb, CA | 10:32:03h | 7.64 | W35 | 7th F · 3rd W35 |
| 38 | Masters, AjUnited StatesMan *Livermore, CA | 10:35:29h | 7.60 | M23 | 31st M · 17th M23 |
| 39 | Mann, RobertUnited StatesMan *Berkeley, CA | 10:37:57h | 7.57 | M50 | 32nd M · 2nd M50 |
| 40 | Manduri, ManasUnited StatesMan *Pleasanton, CA | 10:44:26h | 7.49 | MU23 | 33rd M · 1st MU23 |
| 41 | Jones, ChrisUnited StatesMan *Sonoma, CA | 10:46:11h | 7.47 | M50 | 34th M · 3rd M50 |
| 42 | Lomeli, MichelleUnited StatesWoman *San Jose, CA | 10:46:26h | 7.47 | W40 | 8th F · 2nd W40 |
| 43 | Winter, AnnaUnited StatesWoman *Berkeley, CA | 10:48:14h | 7.45 | W23 | 9th F · 4th W23 |
| 44 | Melnyk, JamesUnited StatesMan *Cambridge, MA | 10:50:11h | 7.43 | M35 | 35th M · 6th M35 |
| 45 | Nitzberg, BillUnited StatesMan *Carmel, CA | 10:51:58h | 7.41 | M60 | 36th M · 1st M60 |
| 46 | Hinson, JalenUnited StatesMan *Chino, CA | 10:56:22h | 7.36 | MU23 | 37th M · 2nd MU23 |
| 47 | Allen, MissyUnited StatesWoman *Orangevale, CA | 11:01:06h | 7.30 | W45 | 10th F · 1st W45 |
| 48 | Johnson, DerekUnited StatesMan *Farr West, UT | 11:07:29h | 7.23 | M40 | 38th M · 5th M40 |
| 49 | Delong, AlexUnited StatesMan *Jacksonville, FL | 11:08:25h | 7.22 | MU23 | 39th M · 3rd MU23 |
| 50 | Lyons, JulieUnited StatesWoman *Austin, TX | 11:08:37h | 7.22 | W45 | 11th F · 2nd W45 |
- 1Backstrom, JonahUnited StatesMan*San Francisco, CA1st M · 1st M50Time7:29:24hPace10.74Cat.M50
- 2Henderson, ColinUnited StatesMan*Mill Valley, CA2nd M · 1st M23Time7:54:35hPace10.17Cat.M23
- 3Darden, GeorgeUnited StatesMan*Marietta, GA3rd M · 1st M45Time7:55:52hPace10.15Cat.M45
- 4Neely, KimberlyUnited StatesWoman*Mill Valley, CA1st F · 1st W23Time8:03:00hPace10.00Cat.W23
- 5Lindholm, HolgerUnited StatesMan*Santa Cruz, CA4th M · 2nd M23Time8:12:14hPace9.81Cat.M23
- 6Walter, JakobUnited StatesMan*San Francisco, CA5th M · 3rd M23Time8:13:30hPace9.78Cat.M23
- 7Kam, MaxUnited StatesMan*San Rafael, CA6th M · 1st M35Time8:13:34hPace9.78Cat.M35
- 8Davis, MickeyUnited StatesWoman*Boulder, CO2nd F · 2nd W23Time8:24:01hPace9.58Cat.W23
- 9Jones, DylanUnited StatesMan*Willits, CA7th M · 4th M23Time8:25:23hPace9.55Cat.M23
- 10Miller, CollinUnited StatesMan*Newport Beach, CA8th M · 5th M23Time8:36:44hPace9.34Cat.M23
- 11O'Brien, ConnorUnited StatesMan*Boston, MA9th M · 6th M23Time8:38:52hPace9.30Cat.M23
- 12Gregrowicz, JanUnited StatesMan*Pasadena, CA10th M · 2nd M35Time8:47:40hPace9.15Cat.M35
- 13Muzik, NicholasUnited StatesMan*Reno, NV11th M · 7th M23Time8:51:39hPace9.08Cat.M23
- 14Cole, ConnorUnited StatesMan*Carmel, CA12th M · 8th M23Time8:58:37hPace8.96Cat.M23
- 15MacLennan, ErikUnited StatesMan*Alameda, CA13th M · 9th M23Time8:59:23hPace8.95Cat.M23
- 16Williams, CrockettUnited StatesMan*Oakland, CA14th M · 10th M23Time8:59:28hPace8.95Cat.M23
- 17Demtchouk, KirillUnited StatesMan*San Francisco, CA15th M · 11th M23Time9:10:32hPace8.77Cat.M23
- 18Francon, OlivierUnited StatesMan*Albany, CA16th M · 2nd M45Time9:17:34hPace8.66Cat.M45
- 19Olsen, AnnaUnited StatesWoman*Truckee, CA3rd F · 1st W35Time9:18:17hPace8.65Cat.W35
- 20Walker, MichaelUnited StatesMan*Oakland, CA17th M · 3rd M35Time9:18:37hPace8.64Cat.M35
- 21Jacox, JennyUnited StatesWoman*Monterey, CA4th F · 1st W40Time9:33:53hPace8.41Cat.W40
- 22Gallaher, AllisonUnited StatesWoman*San Francisco, CA5th F · 3rd W23Time9:39:28hPace8.33Cat.W23
- 23Drewes, ConorUnited StatesMan*Incline Village, NV18th M · 12th M23Time9:41:06hPace8.31Cat.M23
- 24Jack, DavidUnited StatesMan*Truckee, CA19th M · 1st M40Time9:43:10hPace8.28Cat.M40
- 25Kabel, JeffreyUnited StatesMan*San Jose, CA20th M · 13th M23Time9:49:13hPace8.19Cat.M23
- 26Dove, AlexUnited StatesMan*Tahoe City, CA21st M · 2nd M40Time9:49:57hPace8.18Cat.M40
- 27Mota, CarlosUnited StatesMan*Victorville, CA22nd M · 14th M23Time9:50:49hPace8.17Cat.M23
- 28Kumeda, AndyUnited StatesMan*Sierra Madre, CA23rd M · 1st M55Time9:57:46hPace8.08Cat.M55
- 29Collins, JordanUnited StatesMan*Atascadero, CA24th M · 15th M23Time10:00:55hPace8.03Cat.M23
- 30Matcham, JaredUnited StatesMan*Calistoga, CA25th M · 2nd M55Time10:03:58hPace7.99Cat.M55
- 31Mau, MaddieUnited StatesWoman*Fairfax, CA6th F · 2nd W35Time10:06:10hPace7.96Cat.W35
- 32Perry, SeanUnited StatesMan*Durango, CO26th M · 4th M35Time10:17:17hPace7.82Cat.M35
- 33Ponce, RaulUnited StatesMan*Pacifica, CA27th M · 3rd M40Time10:17:47hPace7.82Cat.M40
- 34Pow, NissanCanadaMan*Sunnyvale, CA28th M · 5th M35Time10:23:09hPace7.75Cat.M35
- 35Bedolla, SamuelUnited StatesMan*Discovery Bay, CA29th M · 4th M40Time10:27:27hPace7.70Cat.M40
- 36Lang, MarkUnited StatesMan*Los Angeles, CA30th M · 16th M23Time10:30:51hPace7.65Cat.M23
- 37Santos, BriannaUnited StatesWoman*Travis Afb, CA7th F · 3rd W35Time10:32:03hPace7.64Cat.W35
- 38Masters, AjUnited StatesMan*Livermore, CA31st M · 17th M23Time10:35:29hPace7.60Cat.M23
- 39Mann, RobertUnited StatesMan*Berkeley, CA32nd M · 2nd M50Time10:37:57hPace7.57Cat.M50
- 40Manduri, ManasUnited StatesMan*Pleasanton, CA33rd M · 1st MU23Time10:44:26hPace7.49Cat.MU23
- 41Jones, ChrisUnited StatesMan*Sonoma, CA34th M · 3rd M50Time10:46:11hPace7.47Cat.M50
- 42Lomeli, MichelleUnited StatesWoman*San Jose, CA8th F · 2nd W40Time10:46:26hPace7.47Cat.W40
- 43Winter, AnnaUnited StatesWoman*Berkeley, CA9th F · 4th W23Time10:48:14hPace7.45Cat.W23
- 44Melnyk, JamesUnited StatesMan*Cambridge, MA35th M · 6th M35Time10:50:11hPace7.43Cat.M35
- 45Nitzberg, BillUnited StatesMan*Carmel, CA36th M · 1st M60Time10:51:58hPace7.41Cat.M60
- 46Hinson, JalenUnited StatesMan*Chino, CA37th M · 2nd MU23Time10:56:22hPace7.36Cat.MU23
- 47Allen, MissyUnited StatesWoman*Orangevale, CA10th F · 1st W45Time11:01:06hPace7.30Cat.W45
- 48Johnson, DerekUnited StatesMan*Farr West, UT38th M · 5th M40Time11:07:29hPace7.23Cat.M40
- 49Delong, AlexUnited StatesMan*Jacksonville, FL39th M · 3rd MU23Time11:08:25hPace7.22Cat.MU23
- 50Lyons, JulieUnited StatesWoman*Austin, TX11th F · 2nd W45Time11:08:37hPace7.22Cat.W45
Showing ranks 1–50 of 141