Oct 1, 2026 · 8:00 AM · Lexington, VA
2026 Chessie Trail Marathon, Half Marathon, 10K, 5K, & 26.2 Relay
5K10KHalf MarathonMarathonWalker-friendly · per organizerCertified course · per organizer
- Price
- $28.56-$137.74
Half Marathons in October
Every upcoming Half Marathon race we know about in October. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Where
When
Showing 23+ of 550 races · loading the full list…
Oct 2, 2026 · 9:00 AM · Irving, TX
Irving Marathon Running Series Expos
Half MarathonMarathon
- Price
- Price on registration site
Oct 3, 2026 · 8:00 AM · Flagstaff, AZ
Flagstaff Marathon Presented by Cambium Wealth and Legacy Strategies
10KHalf MarathonMarathon
- Price
- Free-$129.70
Oct 3, 2026 · 7:30 AM · Hollidaysburg, PA
Blair Regional YMCA October Half Marathon & Distance Races
5K10KHalf Marathonrolling hills
- Price
- $28.81-$43.65
Oct 3, 2026 · 8:00 AM · Green Bay, WI
Bellin Women's Half Marathon & 5K with myTEAM TRIUMPH
5KHalf Marathon
- Price
- Free
Oct 3, 2026 · 9:00 AM · Walla Walla, WA
Falla Walla Half Marathon, 10K & Heroes 5K Run
5K10KHalf Marathonrolling hills
- Price
- $43.40-$75.20
Oct 3, 2026 · 8:30 AM · Canon City, CO
Rim to Rim Royal Gorge Races: 5K Road Run, Trail 8 Mile, Trail Half Marathon
5K10KHalf Marathon
- Price
- Free-$85.80
- Field size
- 623 · based on the organizer's entry cap
Oct 3, 2026 · 7:30 AM · Whitefish, MT
Whitefish Trail Blazer
5KHalf MarathonUltra6,300 ft gain
- Price
- $33.24-$133.75
- Field size
- 400 · based on the organizer's entry cap
Oct 3, 2026 · 8:00 AM · Stillwater, OK
Haunted 5K, 10K, 13.1M & 26.2M at Stillwater, OK (40)
5K10KHalf MarathonMarathon
- Price
- $33.80-$97.40
Oct 3, 2026 · 8:00 AM · Ocala, FL
Haunted 5K, 10K & 13.1M at Ocala, FL (40)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Oct 3, 2026 · 8:00 AM · Beavercreek, OH
Haunted 5K, 10K, 13.1M & 26.2M at Beavercreek, OH (40)
5K10KHalf MarathonMarathon
- Price
- $33.80-$97.40
Oct 3, 2026 · 8:00 AM · Venice, FL
Haunted 5K, 10K, 13.1M at Venice, FL (40)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Oct 3, 2026 · 8:30 AM · Williamsburg, VA
Haunted 5K, 10K & 13.1M at Williamsburg, VA (40)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Oct 3, 2026 · 8:00 AM · North Little Rock, AR
Spooky Sprint - Little Rock
1M5K10KHalf Marathon
- Price
- $20.83-$67.58
Oct 3, 2026 · 8:00 AM · Temple, TX
Haunted 5K, 10K, & 13.1M at Temple, TX (40)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Oct 3, 2026 · 9:00 AM · Knoxville, TN
Haunted 5K, 10K, & 13.1M at Knoxville, TN (40)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Oct 3, 2026 · 8:00 AM · Longview, TX
Haunted 5K, 10K, 13.1M & 26.2M at Longview, TX (40)
5K10KHalf MarathonMarathon
- Price
- $33.80-$102.70
Oct 3, 2026 · 8:30 AM · Fort Smith, AR
Haunted 5K, 10K, & 13.1M at Fort Smith, AR (40)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Oct 3, 2026 · 8:00 AM · Naples, FL
Haunted 5K, 10K, & 13.1M at Naples, FL (40)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Browse related categories
All Half MarathonsAll races in OctoberHalf Marathons in SeptemberHalf 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 October10Ks in OctoberUltras in OctoberMarathons in October10 Milers in October