The 2023 Boilermaker 15K & 5K kicked off this morning with overcast skies threatening rain over the 12000+ runners. The Men’s 5K finished in just under 16 minutes, the win taken by Casey Malloy of New Hartford, NY. On the women’s side, Ashley Rathbun of Springfield, NJ finished with a time of 20:19. This article will be updated as the 15K wraps up and the top ten start filtering in.

Jemal Yimer (and three others) break the men’s course record at the Boilermaker 15K.

The top four men all came under the previous course record of 42:38 (2022) today with XX leading the pack. Jemal Yimer (Addis Ababa, Ethiopia) won with a time of 42:06 (4:31/mi). John Korir (Eldoret, Kenya) came in a close second at 42:12. Charles Langat (Keringet, Kenya) and Omar Ait Chitachen (Khouribga, Morocco) rounded out third and fourth with 42:27 and 42:32.

Jesca Chelangat breaks the women’s Boilermaker 15K course record.

Another broken record, the former women’s course record at the Boilermaker 15K was 47:57 (2010). Jesca Chelangat (Iten, Kenya) shaved off an amazing 27 seconds with a time of 47:30 (5:06/mi) to take the top prize. Sarah Naibei (Grand Prairie, TX) came in second with a time of 48:44 and Cynthia Limo (Lansing, MI) came in third at 48:49.

Edna Kiplagat dismisses the 15K Master’s Course Record.

Crowd favorite and former course record holder, Edna Kiplagat (Longmont, CO), proved she’s still a contender clawing back a few spots in the last 5K to finish in fourth at 49:09. At 43 years old, that breaks the course record for the Women’s Masters, previously set by Edith Masai (Kenya) with a time of 50:40 in 2002.

Casey Malloy wins the Men’s Boilermaker 5K

Casey Malloy of New Hartford, NY finished the Boilermaker 5K leading 2nd place by 11 seconds. He crossed with a time of 15:55 with a pace of 5:08 per mile. Tyler Vega, Elkton, MD, took second place with a time of 16:06 (5:11/mi) and Jordan Kent of Fort Mill, SC rounded off third in 16:34 (5:20/mi).

Malloy had placed third last year, just behind Vega who had also placed second that year as well. Both of them cut down on their times today running under slightly better weather conditions. See the full weather history of the Boilermaker 5K.

Ashley Rathbun wins the Women’s Boilermaker 5K

Ashley Rathbun, from Springfield, NJ, crossed the finish line first today with a gap of almost a minute to second place Catherine Manna of Whitesboro, NY. Rathbun had a time of 20:19 (6:32/mi) and Manna came in just after the 21 minute mark with 21:15 (6:50/mi). Third place was rounded out by Claire Friedel, New Hartford, in a time of 21:23 (6:53/mi).

Joshua Cassidy wins the Boilermaker 15K men’s wheelchair division.

A repeat winner of the Boilermaker 15K wheelchair race, Joshua Cassidy of Barrie, ON reclaimed the reigning position (last won in 2015) with a time of 33:09 (3:33/mi). Miguel Jimenez Vergara, Chula Vista, CA and Juan Valladares, Guarenas, VE, rounded out the second and third spots with times of 34:51 (3:44/mi) and 35:25 (3:48/mi) respectively.

Jenna Fesemyer wins the Boilermaker 15K women’s wheelchair.

Also a repeat winner, having won the 15K back in 2019 (43:07), Jenna Fesemyer, Champaign, IL, took 1st place in the women’s wheelchair at the Boilermaker 15K with a time of 40:31 (4:21/mi). Yen Hoang, also of Champaign, IL, took second with 41:38 (4:28/mi). Hanna Babalola, Newark, NJ, came in third with 43:44.

Top 10 Boilermaker 15K Results

Place	Men	Time	Women	Time
1	Jemal Yimer	42:05	Jesca Chelangat	47:30
2	John Korir	42:12	Sarah Naibei	48:44
3	Charles Langat	42:27	Cynthia Limo	48:49
4	Omar Ait Chitachen	42:32	Edna Kiplagat	49:09
5	Isaac Kipkemboi	43:14	Aliphine Tuliamuk	49:15
6	Edwin Kimutai	43:21	Yeshi Kalayu	49:24
7	Reid Buchanan	43:42	Weynshet Weldetsadik	49:38
8	Sikiyas Misganaw	43:56	Kaoutar Boulaid	49:42
9	Josephat Too	44:04	Jessie Cardin	49:44
10	Shadrack Keter	44:10	Veronicah Wanjiru	51:05

Top 10 Boilermaker 15K Wheelchair Results

Place	Men	Time	Women	Time
1	Joshua Cassidy	33:09	Jenna Fesemyer	40:31
2	Miguel Jimenez Vergara	34:41	Yen Hoang	41:37
3	Juan Valladares	35:25	Hannah Babalola	43:44
4	Hermin Garic	35:39	Michelle Wheeler	46:07
5	Aidan Gravelle	36:23	Chelsea Stein	49:45
6	Wyatt Willand	36:24	Ivonne Gomez	53:38
7	Krige Schabort	37:08	Emily Sweeney	59:14
8	Soria Martin	37:32	Veronica Gonzalez	1:06:30
9	Rafael Botello Jimenez	37:45
10	Jason Robinson	38:07

Top 10 Boilermaker 5K Results

Place	Men	Time	Women	Time
1	Casey Malloy	15:55	Ashley Rathbun	20:19
2	Tyler Vega	16:06	Catherine Manna	21:15
3	Jordan Kent	16:34	Claire Friedel	21:22
4	Jon Hendley	16:52	Paloma De Monte	21:30
5	Avion Harris	17:07	Julia Tomanovich	21:33
6	Owen Sweet	17:19	Ameena Dye	21:52
7	Henry Daley	17:24	Arianna Roberts	21:58
8	Drew Patterson	17:29	Carolyn Smith	22:06
9	Vincent Derocco	17:42	Lauren Lobdell	22:17
10	Matthew Hanna	17:53	Karley Nicholl	22:30

** All results are unofficial. Full unofficial results can be found here.