Half Marathons in September — Page 9
Every upcoming Half Marathon race we know about in September. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Showing 481–485 of 485 races. Use search and filters from page 1.
Sep 27, 2026 · 8:00 AM · Newburyport, MA
PortRun Half Marathon & 5K
5KHalf Marathon
- Price
- $44.34-$110.88
- Field size
- 1,200 · based on the organizer's entry cap
Sep 27, 2026 · 7:10 AM · Cape Girardeau, MO
City of Roses Half Marathon & 5K
5KHalf Marathonflat and fastCertified course · per organizer
- Price
- $32.80-$160
- Field size
- 1,249 · based on the organizer's entry cap
Sep 27, 2026 · 6:45 AM · Rockville, MD
Parks Half Marathon
Half Marathon
- Price
- Free-$110
- Field size
- 1,475 · based on the organizer's entry cap
Sep 25, 2027 · 9:00 AM · Butte, MT
The Divide Trail Race
10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $48.70-$85.80
Browse related categories
All Half MarathonsAll races in SeptemberHalf Marathons in OctoberHalf Marathons in NovemberHalf Marathons in DecemberHalf Marathons in AugustHalf Marathons in JanuaryHalf Marathons in AprilHalf Marathons in FebruaryHalf Marathons in MarchHalf Marathons in MayHalf Marathons in June5Ks in September10Ks in SeptemberUltras in SeptemberMarathons in September10 Milers in September