Sun, May 16, 2027 · 7:00 AM · Green Bay, WI
EPIC Marathon and Running Festival
0.1M5KHalf MarathonMarathon
- Price
- $18.10-$291.40
- Field size
- 186 · based on the organizer's entry cap
Half Marathons in May — Page 4
Every upcoming Half Marathon race we know about in May. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Showing 181–240 of 271 races. Use search and filters from page 1.
Sun, May 16, 2027 · 8:00 AM · Greenland, NH
Margarita Half Marathon & 5K
5KHalf Marathon
- Price
- $42.34-$84.74
- Field size
- 600 · based on the organizer's entry cap
Sun, May 16, 2027 · 8:30 AM · Jersey City, NJ
The Jersey City Spring Half Marathon, 10K, 5K
5K10KHalf MarathonCertified course · per organizer
- Price
- $54-$91.10
Sun, May 16, 2027 · 7:00 AM · Tampa, FL
Hometown Half Marathon/5K/10K - Tampa
1M5K10KHalf Marathon
- Price
- $20.83-$62.28
Sun, May 16, 2027 · 8:00 AM · Long Beach, CA
La Llorona Run 5K 10K Half by Califlow Runs
5K10KHalf Marathonflat and fastWalker-friendly · per organizer
- Price
- $50.81-$67.77
Sun, May 16, 2027 · 6:55 AM · Bossier City, LA
Running through the Decades Half Marathon - Shreveport
1M5K6.55MHalf Marathon
- Price
- $17.72-$54.61
Sun, May 16, 2027 · 7:00 AM · Spokane, WA
Windermere Marathon
0.55M5K10KHalf MarathonMarathonCertified course · per organizer
- Price
- Free-$117.60
- Field size
- 25 · based on the organizer's entry cap
Sat, May 22, 2027 · 8:00 AM · Whitefish, MT
Whitefish Marathon, Half Marathon & 5K Presented by Hammer Nutrition
5KHalf MarathonMarathon
- Price
- $38.10-$96.40
- Field size
- 1,975 · based on the organizer's entry cap
Sat, May 22, 2027 · 7:00 AM · Hamilton, OH
Hometown Half Marathon/5K/10K - Cincinnati
1M5K10KHalf Marathon
- Price
- Free-$62.28
Sat, May 22, 2027 · 7:00 AM · Indianapolis, IN
Hometown Half Marathon/5K/10K - Indianapolis
1M5K10KHalf Marathon
- Price
- Free-$62.28
Sat, May 22, 2027 · 7:00 AM · Little Rock, AR
Hometown Half Marathon/5K/10K - North Little Rock
1M5K10KHalf Marathon
- Price
- Free-$52.28
Sat, May 22, 2027 · 8:00 AM · Lansing, MI
Hometown Half Marathon/5K/10K - Lansing
1M5K10KHalf Marathon
- Price
- Free-$46.28
Sat, May 22, 2027 · 7:30 AM · Delaware City, DE
Conquer The Canal
5K10KHalf MarathonMarathonCertified course · per organizer
- Price
- $38.10-$133.50
- Field size
- 800 · based on the organizer's entry cap
Sat, May 22, 2027 · 8:30 AM · Deltona, FL
Squirrel 5K, 10K, & 13.1M at Deltona, FL (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:00 AM · Naples, FL
Squirrel 5K, 10K, & 13.1M at Naples, FL (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:00 AM · Hughesville, PA
Squirrel 5K, 10K, & 13.1M at Hughesville, PA (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:30 AM · Homestead, FL
Squirrel 5K, 10K, & 13.1M at Homestead, FL (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:30 AM · Largo, FL
Squirrel 5K, 10K, & 13.1M at Largo, FL (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:30 AM · Charlotte, NC
Squirrel 5K, 10K, & 13.1M at Charlotte, NC (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:00 AM · Bowling Green, KY
Squirrel 5K, 10K, & 13.1M at Bowling Green, KY (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:00 AM · Gadsden, AL
Squirrel 5K, 10K, & 13.1M at Gadsden, AL (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:00 AM · Panama City Beach, FL
Squirrel 5K, 10K, & 13.1M at Panama City Beach, FL (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 7:55 AM · Little Elm, TX
The Wiener Run - Dallas
1M5K10KHalf Marathon
- Price
- $17.72-$40.33
Sat, May 22, 2027 · 8:30 AM · Lansing, MI
Squirrel 5K, 10K, & 13.1M at Lansing, MI (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:00 AM · Oklahoma City, OK
Squirrel 5K, 10K, & 13.1M at Oklahoma City, OK (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:00 AM · Tyler, TX
Squirrel 5K, & 13.1M at Tyler, TX (21)
5KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 8:00 AM · Royal Palm Beach, FL
Squirrel 5K, 10K, & 13.1M at Royal Palm Beach, FL (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 22, 2027 · 7:55 AM · Galveston, TX
The Wiener Run - Galveston
1M5K10KHalf Marathon
- Price
- $17.72-$40.33
Sat, May 22, 2027 · 8:30 AM · Branson, MO
Squirrel 5K, 10K, & 13.1M at Branson, MO (21)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sun, May 23, 2027 · 7:30 AM · San Antonio, TX
American Hero 25K Relay & Half Marathon
5K10KHalf Marathon
- Price
- $11.60-$72.02
Sun, May 23, 2027 · 8:15 AM · Clayton, CA
Diablo Trail Run
2M4M10MHalf MarathonMarathonUltraflat and fast
- Price
- Free-$96.40
Sun, May 23, 2027 · 7:00 AM · Columbus, OH
Hometown Half Marathon/5K/10K - Columbus
1M5K10KHalf Marathon
- Price
- Free-$62.28
Sun, May 23, 2027 · 7:00 AM · Louisville, KY
Hometown Half Marathon/5K/10K - Louisville
1M5K10KHalf Marathon
- Price
- Free-$58.04
Sun, May 23, 2027 · 8:00 AM · Ann Arbor, MI
Hometown Half Marathon/5K/10K - Ann Arbor
1M5K10KHalf Marathon
- Price
- Free-$65.46
Sun, May 23, 2027 · 7:30 AM · Billings, MT
Billings Skyline Races
Half Marathon18.6Mrolling hills
- Price
- $75.20-$80.50
- Field size
- 450 · based on the organizer's entry cap
Sun, May 23, 2027 · 8:00 AM · Snohomish, WA
2027 Evergreen Half and 5 Mile
5MHalf MarathonCertified course · per organizer
- Price
- $59.30-$75.20
Sun, May 23, 2027 · 7:30 AM · Bellevue, OH
WALLINGFORD HALF MARATHON & 5K RACES
5KHalf Marathon
- Price
- $32.80-$64.60
Sun, May 23, 2027 · 6:55 AM · Corpus Christi, TX
Running Through the Decades Half Marathon - Corpus Christi
1M5K6.55MHalf Marathon
- Price
- $17.72-$54.61
Sat, May 29, 2027 · 6:00 AM · Dallas, TX
Texas Triple
Half MarathonMarathonflat and fast
- Price
- $80.50-$239.50
- Field size
- 169 · based on the organizer's entry cap
Sat, May 29, 2027 · 8:00 AM · Cedarburg, WI
Cedarburg Half Marathon | 5K Run/Walk
5KHalf MarathonCertified course · per organizer
- Price
- $23.75-$64.95
Sat, May 29, 2027 · 7:00 AM · Omaha, NE
Hometown Half Marathon/5K/10K - Omaha
1M5K10KHalf Marathon
- Price
- Free-$60.16
Sat, May 29, 2027 · 8:30 AM · San Jose, CA
Beer City Half™ San Jose
1M5K10KHalf Marathon
- Price
- $48.70-$101.70
Sat, May 29, 2027 · 10:00 AM · Lewis Center, OH
Alum Creek Trail Race
5K10K15K20KHalf Marathon
- Price
- $43.40-$107
Sat, May 29, 2027 · 7:00 AM · San Antonio, TX
Hometown Half Marathon/5K/10K - San Antonio
1M5K10KHalf Marathon
- Price
- Free-$63.34
Sat, May 29, 2027 · 9:30 AM · Concord, NC
Medal Madness 5K, 10K, & 13.1M at Concord, NC (22)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 29, 2027 · 7:00 AM · Marble Falls, TX
Austin's Backyard Ultra • Marathon • Full • Half & Memorial Day Remembrance Run 4 Miler • 8 Miler
4M4.17M8MHalf MarathonMarathon
- Price
- $64.59-$181.19
Sat, May 29, 2027 · 7:00 AM · Bellevue, NE
American Heroes Run
5K10KHalf Marathon
- Price
- $38.10-$158.94
- Field size
- 410 · based on the organizer's entry cap
Sat, May 29, 2027 · 8:30 AM · Deland, FL
Medal Madness 5K, 10K, & 13.1M at Deland, FL (22)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 29, 2027 · 9:00 AM · Raleigh, NC
Medal Madness 5K & 13.1M at Raleigh, NC (22)
5KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 29, 2027 · 8:30 AM · Bettendorf, IA
Medal Madness 5K, 10K, & 13.1M at Bettendorf, IA (22)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 29, 2027 · 8:00 AM · Bowling Green, KY
Medal Madness 5K, 10K, & 13.1M at Bowling Green, KY (22)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 29, 2027 · 7:30 AM · Los Angeles, CA
SuperHeroes Run LOS ANGELES
1M5K10KHalf Marathon
- Price
- $32.80-$48.70
Sat, May 29, 2027 · 8:30 AM · Richmond, KY
Medal Madness 5K, 10K & 13.1M at Richmond, KY (22)
5K10KHalf Marathon
- Price
- $33.80-$70.90
Sat, May 29, 2027 · 5:00 AM · Winter Park, FL
Winter Park 50K, Marathon, Half, 10K & 5K – MileBuilt Cady Way Bridge Memorial Day 3-Day Challenge
5K10KHalf MarathonMarathonUltra
- Price
- $38.10-$91.10
Sat, May 29, 2027 · 7:30 AM · Atlanta, GA
SuperHeroes Run ATLANTA
1M5K10KHalf Marathon
- Price
- $32.80-$48.70
Sat, May 29, 2027 · 7:30 AM · Austin, TX
SuperHeroes Run AUSTIN/ROUNDROCK
1M5K10KHalf Marathon
- Price
- $32.80-$48.70
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