May 1, 2027 · 8:00 AM · Des Moines, IA
Des Moines Women's Half Marathon, 10K & 5K
5K10KHalf Marathon
- Price
- $49.53-$118.48
- Field size
- 270 · based on the organizer's entry cap
10Ks in May
Every upcoming 10K race we know about in May. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Where
When
Showing 24+ of 76 races · loading the full list…
May 1, 2027 · 8:45 AM · Wheaton, IL
Northern Illinois Food Bank's Fight Hunger 5K I 10K I 1-Mile
1M5K10K
- Price
- $30-$35
May 1, 2027 · 7:45 AM · South Bend, IN
Run Happy 50K (and other happy distances)
10KHalf MarathonMarathonUltra
- Price
- $43.40-$59.30
May 1, 2027 · 7:30 AM · Ohiopyle, PA
Great Allegheny Ohiopyle Marathon Race Festival: Marathon, Half Marathon, 10K and 5K
5K10K15KHalf MarathonMarathon
- Price
- $43.40-$85.80
May 1, 2027 · 7:00 AM · Eminence, MO
The Bluffs Trail Runs
1M5K10K15KHalf MarathonMarathonrolling hills
- Price
- $16.90-$122.90
May 1, 2027 · 7:30 AM · Tacoma, WA
Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K
5K10KHalf MarathonMarathonflat and fastCertified course · per organizer
- Price
- $13.20-$232.55
May 1, 2027 · 8:00 AM · Holiday, FL
Luau 5K, 10K, & 13.1M at Holiday, FL (17)
5K10KHalf Marathon
- Price
- $33.80-$70.90
May 1, 2027 · 8:00 AM · Stillwater, OK
Luau 5K, 10K & 13.1M at Stillwater, OK (17)
5K10KHalf Marathon
- Price
- $33.80-$70.90
May 1, 2027 · 6:00 AM · Winter Park, FL
Sunshine Double
5K10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $32.80-$149.40
May 1, 2027 · 8:00 AM · Long Beach, CA
Run, Fiesta, Repeat - Cinco de Mayo 5K, 10K, & Half Marathon
5K10KHalf MarathonWalker-friendly · per organizerCertified course · per organizer
- Price
- $27.49-$48.69
May 1, 2027 · 8:00 AM · Ballwin, MO
The SPRING SPRUNG 5k-10k 10K Ruck and Half Marathon
5K10KHalf Marathon
- Price
- $42.34-$74.14
- Field size
- 1,000 · based on the organizer's entry cap
May 1, 2027 · 8:00 AM · Iowa City, IA
Luau 5K, 10K, & 13.1M at Iowa City, IA (17)
5K10KHalf Marathon
- Price
- $33.80-$70.90
May 1, 2027 · 6:30 AM · Riceville, IA
IronHorse - USATF Certified & Sanctioned
5K10KHalf MarathonMarathonCertified course · per organizer
- Price
- $16.90-$69.90
- Field size
- 120 · based on the organizer's entry cap
May 1, 2027 · 8:00 AM · Byron, IL
Byron Rocks 5k & 10k - Run it. Walk it. Ruck it.
5K10K
- Price
- $43.40-$54
May 1, 2027 · 6:00 PM · Farmington, UT
May the Fourth Race Half Marathon, 10K, 5K
5K10KHalf Marathon
- Price
- $43.35-$1,041
10KHalf MarathonMarathonflat and fastCertified course · per organizer
- Price
- $64.85-$107.25
- Field size
- 2,550 · based on the organizer's entry cap
May 2, 2027 · 6:30 AM · Boise, ID
Boise River Marathon
5K10KHalf MarathonMarathonflat and fast
- Price
- $38.53-$64.98
May 2, 2027 · 9:00 AM · Portland, OR
Cinco de Mayo
5K10KHalf Marathon
- Price
- Free-$80.50
- Field size
- 25 · based on the organizer's entry cap
May 2, 2027 · 6:30 AM · Fort Collins, CO
The Colorado Marathon
5K10KHalf MarathonMarathon
- Price
- $43.40-$149.40
May 2, 2027 · 8:00 AM · Long Beach, CA
May the 4th be with You- The Empire Strides Back 5K, 10K, & Half Marathon by Califlow Runs
1M5K10KHalf Marathon
- Price
- $38.10-$54
May 2, 2027 · 7:30 AM · Houston, TX
El Cinco Cinco
5K10K
- Price
- Free-$51.45
- Field size
- 125 · basis unavailable