See all April 2023 half marathons across the USA below, or click Race Calendars above to see each state’s calendar. For each race, you’ll find course maps, elevation profiles, reviews and info on how to register.
Saturday, April 1
| Sat Apr 1 | Craft Beer Half Marathon & 5M | Charlotte NC |
| Sat Apr 1 | Craft Half Marathon & 5K | Winston Salem NC |
| Sat Apr 1 | Dole Great Race Half Marathon 10k 5k & 1M | Agoura Hills CA |
| Sat Apr 1 | Nacogdoches Half Marathon 10k & 5k | Nacogdoches TX |
| Sat Apr 1 | Revel Mt. Charleston Marathon & Half Marathon | Las Vegas NV |
| Sat Apr 1 | Trailbreaker Marathon Half Marathon 10K & 5K | Waukesha WI |
Sunday, April 2
| Sun Apr 2 | April Fools Half Marathon | Atlantic City NJ |
| Sun Apr 2 | Covenant Health Knoxville Marathon Half Marathon 5k & Relay | Knoxville TN |
| Sun Apr 2 | Everett Half Marathon & 10k | Everett WA |
| Sun Apr 2 | Platte River Half Marathon & Relay | Littleton CO |
Saturday, April 8
| Sat Apr 8 | Bunny Wabbit Run Half Marathon 10k & 5k | Libertyville IL |
| Sat Apr 8 | Carmel Marathon Half Marathon 10K & 5K | Carmel IN |
| Sat Apr 8 | Carpe Diem – Carpe Noctem Half Marathon | Commerce Township MI |
| Sat Apr 8 | Chi Town Half Marathon & 10K | Chicago IL |
| Sat Apr 8 | Dirty Kiln Trail Race Half Marathon & 10K | Hollidaysburg PA |
| Sat Apr 8 | Run Singer Island Half Marathon & 10K | Riviera Beach FL |
| Sat Apr 8 | Santa Teresa King Richard Trail Run | San Jose CA |
| Sat Apr 8 | Vintage Run/Walk Half Marathon 10k 5k & 2M | Cottonwood AZ |
Saturday, April 15
| Sat Apr 15 | All-Out Beat the Heat Marathon Half Marathon 10K & 5K | Westminster CO |
| Sat Apr 15 | Charlotte RaceFest Half Marathon & 10K | Charlotte NC |
| Sat Apr 15 | Havasu Half Marathon & 5K | Lake Havasu City AZ |
| Sat Apr 15 | Race to Robie Creek Half Marathon | Boise ID |
| Sat Apr 15 | Ridgeland Endurance Weekend Half Marathon 5k & 1M | Ridgeland MS |
| Sat Apr 15 | Victory Marathon Half Marathon & 5k | Hillsdale IN |
Sunday, April 16
| Sun Apr 16 | Athens Marathon & Half Marathon | Athens OH |
| Sun Apr 16 | Cheap Marathon & Half Marathon | Derry NH |
| Sun Apr 16 | Coastal Delaware Running Festival Marathon Half Marathon & 9k | Dewey Beach DE |
| Sun Apr 16 | Hapalua Hawaii's Half Marathon | Honolulu HI |
| Sun Apr 16 | Horsetooth Half Marathon | Fort Collins CO |
| Sun Apr 16 | Spring Fling Prairie Dog Half Marathon 10K & 5K | Arvada CO |
Saturday, April 22
| Sat Apr 22 | Brew City Half Marathon & 10K | Milwaukee WI |
| Sat Apr 22 | Dunes 100M 50M 50k Half Marathon & 10k | Hobe Sound FL |
| Sat Apr 22 | Hurt the Dirt Trail Marathon Half Marathon & Quarter Marathon | Rockford MI |
| Sat Apr 22 | River Rat Half Marathon 10K & 5K | Yankton SD |
| Sat Apr 22 | St Jude Rock 'n' Roll Nashville Half Marathon | Nashville TN |
| Sat Apr 22 | Salt Lake City Marathon Half Marathon 10K & 5K | Salt Lake City UT |
Sunday, April 23
| Sun Apr 23 | Glass City Marathon Half Marathon 5K & Relay | Toledo OH |
| Sun Apr 23 | St Jude Rock 'n' Roll Nashville Half Marathon | Nashville TN |
| Sun Apr 23 | Run Through the Decades Half Marathon 8k 7k & 6k | Sugar Hill GA |
| Sun Apr 23 | San Diego Beach and Bay Half Marathon 10K & 5K | San Diego CA |
| Sun Apr 23 | Tear Drop Half Marathon | Chatsworth GA |
Saturday, April 29
| Sat Apr 29 | Ryther Marathon Half Marathon 10k & 5k to Hope | Seattle WA |
Sunday, April 30
| Sun Apr 30 | Eau Claire Marathon Half Marathon & Relay | Eau Claire WI |
| Sun Apr 30 | Gettysburg Festival of Races Marathon Half Marathon & 5k | Gettysburg PA |
| Sun Apr 30 | Oklahoma City Memorial Marathon & Half Marathon | Oklahoma City OK |
