See all April 2018 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.
Sunday, April 1
- Dust Bowl Series Marathon, Half Marathon, 10K & 5K – New Mexico in Clayton, NM
- Happy Easter Half Marathon 15K 10K & 5K in Santa Monica CA
- Hoppy Easter Marathon, Half Marathon, 10K & 5K in Long Beach, CA
- I Ran Flagship Marathons Series – Brunei in San Antonio, TX
- Sporty Diva’s Marathon, Half Marathon & Quarter Marathon in Orting, WA
Wednesday, April 4
Thursday, April 5
Friday, April 6
- Super Awesome Series 50K, Marathon, 26.2K, Half Marathon, 10K, 5K & 1 Mile – Day 3 in Union City, TN
Saturday, April 7
- Allerton Trails Half Marathon & 10K in Monticello, IL
- Altamont Challenge Half Marathon in Travelers Rest, SC
- Amarillo Marathon, Half Marathon & 5K in Amarillo, TX
- Annadel Half Marathon & 5K in Annadel, CA
- Andrew Jackson Marathon & Half Marathon in Jackson, TN
- April Fools Half Marathon & 5K in Moodus, CT
- Aquarium Run Half Marathon, 10K, 5K & 1-Mile in Jenks, OK
- Big Party Half Marathon & 5K in Springfield, MO
- Carson Canyons Half Marathon in Carson City, NV
- Centerpoint Half Marathon & 5K in Prattville, AL
- Charlottesville Marathon, Half Marathon, 8K & Kids Mile in Charlottesville, VA
- Chi Town Half Marathon & 5K in Chicago, IL
- Chick-Fil-A Connect Half Marathon in Athens, GA
- Cottage Grove Half Marathon in Cottage Grove, OR
- Dirty Kiln Trail Races at Canoe Creek State Park in Hollidaysburg, PA
- Do or Die Half Marathon & 5K in Boonville, MO
- Eisenhower Marathon, Half Marathon, 10K & 5K in Abilene, KS
- El Dorado Half Marathon & 5K in El Dorado, KS
- Headwaters of the Frio Marathon & Half Marathon in Leakey, TX
- Holy Half Marathon & 10K in South Bend, IN
- Honeywagon Runs Half Marathon, 4-Mile & Fun Run in Everson, WA
- Hop Swap Half Marathon in Winston-Salem, NC
- I Ran Flagship Marathons Series – Bulgaria in San Antonio, TX
- Iron Furnace Trail Runs in McArthur, OH
- Irving Marathon, Half Marathon, 10K & 5K in Irving, TX
- Lantern Run Half Marathon, 10K & 5K – Denver in Denver, CO
- Lincoln Presidential Half Marathon in Springfield, IL
- Maple Run Half Marathon & 5K in Canton, NY
- Oak Barrel Half Marathon in Lynchburg, TN
- Outlaw Half Marathon & 5K in Fredericksburg, TX
- Parkinson’s Half Marathon & 5K in Cottage Grove, WI
- Publix Savannah Women’s Half Marathon & 5K in Savannah, GA
- Rise & Shine Half Marathon & 5K in Hattiesburg, MS
- Run Bentonville Half Marathon, 5K & Fun Run in Bentonville, AR
- Run Emigration Canyon Half Marathon & 10-Miler in Salt Lake City, UT
- Run for the Nurses Half Marathon & 5K in Tifton, GA
- South Shore Half Marathon in Milwaukee, WI
- Spud Run Half Marathon & 5K in Hastings, FL
- Squak Mountain Trail Half Marathon, 50K, Marathon & 12K in Issaquah, WA
- Steps for Hope Half Marathon in Plainville, IN
- Summerlin Half Marathon in Summerlin, NV
- Super Awesome Series 50K, Marathon, 26.2K, Half Marathon, 10K, 5K & 1 Mile – Day 4 in Paducah, KY
- Trailbreaker Marathon, Half Marathon, 10K & 5K in Waukesha, WI
- UC Half Marathon & 5K in Charleston, WV
- Valley of the Lilies Half Marathon & 5K in Cullowhee, NC
- Wanderlust Run Half Marathon, 10K & 5K in Fredericksburg, TX
- Willie McCool Memorial Half Marathon in Lubbock, TX
- Winter Race Circuit Half Marathon in Huntsville, UT
- Woodside/Purisma Creek Crossover Half Marathon in Redwood City CA
- Yakima River Canyon Marathon & Half Marathon in Selah, WA
Sunday, April 8
- April Showers Half Marathon, 10K & 5K in Snellville, GA
- Arlington Marathon, Half Marathon & 5K in Arlington, TX
- Artichoke Half Marathon, 10K & 5K in Pescadero, CA
- B&A Trail Marathon & Half Marathon in Severna Park, MD
- Bridge Street Town Centre Half Marathon in Huntsville, AL
- Buck Ridge Burn Trail Half Marathon in Gardners, PA
- California Classic Half Marathon, Relay & 5K in Fresno, CA
- Cape Cod Trail Race Marathon, Half Marathon, 5K, 10K & 50K in Falmouth, MA
- Coffee Milk Marathon, Half Marathon & 5K in North Kingstown, RI
- Everett Half Marathon & 10K in Everett, WA
- Fool’s Dual Half Marathon in Gloucester, MA
- GO! St. Louis Marathon, Half Marathon & Relay in St. Louis, MO
- Great Bay Half Marathon & 5K in Newmarket, NH
- Greater Danbury Half Marathon & 5K in Danbury, CT
- Gulf Coast Half Marathon, 10-Miler & 5K in Pensacola Beach, FL
- The Hapalua – Hawaii’s Half Marathon in Honolulu, HI
- Hollywood Half Marathon, 10K & 5K in Hollywood, CA
- Iron Girl Clearwater Half Marathon & 5K in Clearwater, FL
- Key Biscayne Half Marathon in Biscayne, FL
- Lake Minneola Half Marathon & 5K in Clermont, FL
- Negative Split Half Marathon, 10K & 5K in Spokane, WA
- ORRRC Marathon & Half Marathon in Xenia, OH
- Platte River Half Marathon & Relay in Littleton, CO
- River City Half Marathon, 10K & 5K in San Antonio, TX
- Rock ‘n’ Roll Raleigh Marathon & Half Marathon in Raleigh, NC
- Rock ‘n’ Roll San Francisco Half Marathon in San Francisco, CA
- Run Rocklin Half Marathon, 12K & 5K in Rocklin, CA
- Run to Remember Los Angeles Half Marathon & 10K in Los Angeles, CA
- Runners Marathon of Reston in Reston, VA
- Salmon Run Half Marathon, 10K & 5K in Bend, OR
- Scranton Half Marathon in Scranton, PA
- Skunk Cabbage Classic Half Marathon & 10K in Ithaca, NY
- Socumos Mountain Goat Trail Half Marathon in Sewanee, TN
- Spring Fling Prairie Dog Half Marathon, 10K & 5K in Arvada, CO
- Spring Mankato Half & 5K in Mankato, MN
- Super Awesome Series 50K, Marathon, 26.2K, Half Marathon, 10K, 5K & 1 Mile – Day 5 in Metropolis, IL
- Towpath Half Marathon, 5-Mile & 3-Mile in Cuyahoga Heights, OH
- Trap Pond Marathon, Half Marathon & 50K in Laurel, DE
- Union Hospital Run for Home Half Marathon in New Philadelphia, OH
- Vintage Park Half Marathon in Houston, TX
Saturday, April 14
- Albuquerque Half Marathon, 10K & 5K in Albuquerque, NM
- All-Out Beat the Heat Marathon, Half Marathon, 10K, 5K & 1-Mile in Westminster, CO
- Badge of Honor Benefit Run Half Marathon, 10K & 5K in Poplar Bluff, MO
- Blue Bell Fun Run in Brenham, TX
- Brew City Half Marathon, 10K & 5K in Milwaukee, WI
- Bring It to the Bay Half Marathon, Relay & 5K in Bay St. Louis, MS
- Bulldog Run Half Marathon in Trinidad, CO
- Charity Chase Half Marathon in Hickory, NC
- Charlotte RaceFest Half Marathon & 10K in Charlotte, NC
- Comb Ridge Classic Half Marathon & 10K in Blanding, UT
- Davy Crockett Bear Chase Marathon, Half Marathon & 5K in Groveton, TX
- Deception Pass Marathon & Half Marathon in Oak Harbor, WA
- Diablo Trails Challenge Half Marathon, 10K, 5K & 50K in Walnut Creek, CA
- Dismal Swamp Stomp Half Marathon in Chesapeake, VA
- Fairview Half Marathon & 5K in Fairview, TX
- Florida Run at Colt Creek State Park in Lakeland, FL
- Foxy Trail Half Marathon & 5K in San Diego, CA
- Garden Spot Village Marathon & Half Marathon in New Holland, PA
- Go Girl Run Springfield Half Marathon & 5K in Springfield, MO
- Heartbreak Ridge Run Half Marathon, 10K, 5K & 1K in Camp Pendleton, CA
- Hogeye Marathon, Half Marathon, 5K & Relays in Fayetteville, AR
- Hoosier Half Marathon & 5K in Bloomington, IN
- Lake Lowell Marathon, Half Marathon, 10K & 5K in Nampa, ID
- Lantern Run Half Marathhon – Seattle in Seattle, WA
- Martian Marathon, Half Marathon, 10K & 5K in Dearborn, MI
- Mount Tam Wild Boar Half Marathon & 10K in Mill Valley, CA
- Mountain Man Memorial March in Gatlinburg, TN
- Murray Half Marathon, 5K & Relay in Murray, KY
- Newport Rhode Races Marathon, Half Marathon & 5K in Newport, RI
- NJ Ultra Festival in Blairstown, NJ
- Omahalf Half Marathon in Omaha, NE
- Read and Run Half Marathon & 5K in Flowery Branch, GA
- Reedsburg Vet Fest Half Marathon, 5K & 1-Mile in Reedsburg, WI
- Reno’s Biggest Little Half Marathon, 10K & 5K in Reno, NV
- Rising Run Run Half Marathon, 10K & 5K in Sierra Vista, AZ
- Rock the Parkway Half Marathon & 5K in Kansas City, MO
- RunVermont Half Marathon Unplugged in Burlington, VT
- San Diego Beach and Bay Half Marathon & 5K in San Diego, CA
- Sillassen Half Marathon & 5K in Arthur, NE
- Southern Utah Half Marathon in St. George, UT
- Spring Eagle Trail Run Marathon, 20 Mile, Half Marathon, 10 Mile & 5 Mile in Sammamish, WA
- Spring Fun Half Marathon 15K 10K & 5K in Huntington Beach, CA
- Sunset Half Marathon – Chicago in Chicago, IL
- Texas Big Star Half Marathon, 5K & 1 Mile in Frisco, TX
- Wickenburg’s Wild West Run Half Marathon in Wickenburg, AZ
Sunday, April 15
- Alamo Run Fest Half Marathon, 10K & 5K in San Antonio, TX
- April Fools Half Marathon in Atlantic City, NJ
- Arizona Trail Vail Scramble in Vail, AZ
- Athens Marathon & Half Marathon in Athens, OH
- BHM 26.2 Marathon & Half Marathon in Birmingham, AL
- Corvallis Half Marathon & 5K in Corvallis, OR
- Desert Rats Trail Running Festival in Fruita, CO
- Divas Half Marathon – San Francisco Bay in Burlingame, CA
- Flying Pirate Half Marathon & 5K in Kitty Hawk, NC
- Fort Hill Brewery Half Marathon & 5K in Easthampton, MA
- George Wodicka Hook Mountain Half Marathon & 5K in Congers, NY
- Grizzly Peak Trail Run Half Marathon in Berkeley, CA
- Horsetooth Half Marathon in Fort Collins, CO
- I Ran Flagship Marathons Series – Burkina Faso in San Antonio, TX
- McFarland USA Half Marathon & 5K in McFarland, CA
- Mud & Chocolate Half Marathon & 4.5-Mile Trail Run in Redmond, WA
- Not So Normal Half Marathon, Quarter Marathon & 3/4 Marathon in Carrboro, NC
- ORRC Vernonia Marathon & Half Marathon in Vernonia, OR
- Riverboat Series Marathon, Half Marathon, 10K & 5K – Day 1 in Winnsboro, LA
- Run For The Animals Half Marathon & 10K in Onancock, VA
- Rutgers UNITE Half Marathon & 8K in New Brunswick, NJ
- SHAPE Women’s Half Marathon in New York, NY
- Silicon Valley Half Marathon in San Jose, CA
- Spring Dash Half Marathon 15K 10K & 5K in Santa Monica, CA
- Western Maryland Rail Trail Marathon & Half Marathon in Hancock, MD
Monday, April 16
- Riverboat Series Marathon, Half Marathon, 10K & 5K – Day 2 in Lake Village, AR
Tuesday, April 17
- Riverboat Series Marathon, Half Marathon, 10K & 5K – Day 3 in Hollandale, MS
Wednesday, April 18
- Riverboat Series Marathon, Half Marathon, 10K & 5K – Day 4 in Millington, TN
Thursday, April 19
- Riverboat Series Marathon, Half Marathon, 10K & 5K – Day 5 in Columbus, KY
Friday, April 20
- Riverboat Series Marathon, Half Marathon, 10K & 5K – Day 6 in Cape Girardeau, MO
- Tuck Fest Trail Half Marathon in Charlotte, NC
Saturday, April 21
- Babcock Gristmill Grinder Half Marathon in Clifftop, WV
- Blue Ridge Marathon, Half Marathon & 10K in Roanoke, VA
- Boston Trail Half Marathon & 5K in Boston, PA
- Brian Mickelsen Memorial Half Marathon in Cottonwood, AZ
- Bristol Half & Half in Bristol, VA
- Camp Wannarunamileormore Half Marathon, 11K & 5K in White Bear Lake, MN
- Cedro Peak Marathon, Half Marathon & 50K in Tijeras, NM
- Earth Day Run Half Marathon & Relay in St. Cloud, MN
- Escape From Prison Hill Half Marathon, 10K & 5K in Carson City, NV
- Folsom Lake Trail Run Half Marathon, 10K, 35K & 50K in Folsom, CA
- Free State Trail Run Marathon, Half Marathon, 100K & 40 Mile in Lawrence, KS
- Garmin Marathon, Half Marathon & 10K in the Land of Oz in Olathe, KS
- GMAA Rollin Irish Half Marathon in Essex Center, VT
- Goat Mountain Gallop Half Marathon in Molalla, OR
- Home Away From Home Marathon, Half Marathon & 5K in Troy, NY
- I Ran Flagship Marathons Series – Burundi in San Antonio, TX
- Kewash Trail Half Marathon in Washington, IA
- Lantern Run Half Marathon – NYC in Brooklyn, NY
- Magnuson Series Earth Day Half Marathon, 15K, 10K & 5K in Seattle, WA
- Oak Island Lighthouse Half Marathon in Southport, NC
- Omak Orchards in Bloom Half Marathon & 10K in Omak, WA
- Palmetto Half Marathon & 5K in Columbia, SC
- Petersburg Half Marathon & 5K in Petersburg, VA
- Race to Robie Creek Half Marathon in Boise, ID
- River Valley Trail Run Half Marathon in Manchester, MD
- Riverboat Series Marathon, Half Marathon, 10K & 5K – Day 7 in Vienna, IL
- Run for Missions Half Marathon & 5K in Carthage, MO
- RunAPalooza Asbury Park Half Marathon in Asbury Park, NJ
- RussVegas Half Marathon & Relay in Russellville, AR
- Salt Lake City Marathon, Half Marathon & 5K in Salt Lake City, UT
- Sly Fox Half Madness & 10K in St. Charles, IL
- Spring Break Half Marathon, 15K, 10K & 5K in Long Beach, CA
- Spring Half Marathon in Rockaway Beach, NY
- Sunset Marathon Half Marathon, 10K & 5K in San Francisco, CA
- Texas Bluebonnet Half Marathon & 5K in Mckinney, TX
- Thunderbird Spring Run in Bismarck, ND
- Trillium Trek Trail Run Half Marathon, 10K & 5K in Gainesville, GA
- Victory or Death Memorial Race in Cannon AFB NM
- Wenatchee Marathon, Half Marathon & 10K in Wenatchee, WA
- Zion 50K & Half Marathon in Virgin, UT
Sunday, April 22
- Bend Marathon, Half Marathon, 10K & 5K in Bend, OR
- Brokeman’s Marathon & Half Marathon in Harrison OH
- Cary Greenways Half Marathon, 10K & 5K in Cary, NC
- Coastal Delaware Running Festival Marathon, Half Marathon, 9K & 5K in Dewey Beach, DE
- Divas Half Marathon & 5K – Galveston in Galveston, TX
- Drake Relays Road Races Half Marathon, 10K & 5K in Des Moines, IA
- Earth Day Half Marathon & 5K in Baldwinsville, NY
- First Responder Half Marathon in Waco, TX
- Flower City Challenge Half Marathon & 5K in Rochester, NY
- Gazelle Girl Half Marathon, 10K & 5K in Grand Rapids, MI
- Gettysburg Blue-Gray Half Marathon & 5K in Gettysburg, PA
- Glass City Marathon, Half Marathon, Relay & 5K in Toledo, OH
- La Jolla Half Marathon & La Jolla Shores 5K in La Jolla, CA
- Lincoln-Way Foundation Half Marathon in Frankfort, IL
- Loudoun Half Races in Ashburn, VA
- Mayor’s Marathon, Half Marathon & 5K in Lubbock, TX
- Napa Valley Silverado Half Marathon, 10K & 5K in Calistoga, CA
- Naperville Women’s Half Marathon & 5K in Naperville, IL
- Petersburg Half Marathon & 5K in Petersburg, VA
- Portsmouth Half Marathon in Portsmouth, NH
- PR.1 Half Marathon in Geneva, IL
- Run into Spring Half Marathon, 10K & 5K in Snellville, GA
- Sasquatch Scramble Half Marathon, 10K & 5K in Oakland, CA
- Spring Classic Duathon & Home Depot Half Marathon, 10K & 5K in Portland, OR
- St. Luke’s Half Marathon & 5K in Allentown, PA
- Star Wars Half Marathon – The Dark Side in Lake Buena Vista, FL
- Three Creeks Half Marathon in Denver, CO
- Trestle Trek Half Marathon, 10K & 4 Mile in Avoca, MI
- Whidbey Island Marathon, Half Marathon, 10K & 5K in Oak Harbor, WA
- Wine & Roses Half Marathon & 5K in Bryan, TX
- Xterra ATX Trail Runs 21K & 10.5K in Spicewood, TX
Thursday, April 26
- April Battle of Flowers Series – Paintbrush in San Antonio, TX
Friday, April 27
- April Battle of Flowers Series – Indian Blanket in San Antonio, TX
- Carnival of Venice Half Marathon & 5K in San Antonio, TX
Saturday, April 28
- American River Parkway Half Marathon & 5K in Sacramento, CA
- April Battle of Flowers Series – Wine Cup in San Antonio, TX
- Beat the Street Half Marathon in Sweetwater TX
- Buffalo National River Trail Marathon & Half Marathon in Yellville, AR
- Capital City Half Marathon, Quarter Marathon & 5K in Columbus, OH
- Coopers Rock 50K & Half Marathon in Morgantown, WV
- DTR Endurance Challenge 50K, Half Marathon, 7 Mile & 5K in Hobe Sound, FL
- Eisenbahn Half Marathon, Quarter Marathon & 5K in West Bend, WI
- Frisco Railroad Run Marathon, Half Marathon, 50M, 50K, 10M & 8K in Willard, MO
- Get in Gear Half Marathon, 10K, 5K & 2K in Minneapolis, MN
- Ghost of Tacoma Marathon & Half Marathon in Tacoma, WA
- Golden Driller Marathon, Half Marathon, 10K & 5K in Tulsa, OK
- Horse Lake Trail Runs in Wenatchee, WA
- Hurt the Dirt Marathon, Half Marathon & Quarter Marathon in Rockford, MI
- Illinois Marathon, Half Marathon, 10K & Relay in Champaign, IL
- Ipswich Ale Half Marathon in Ipswich, MA
- Kentucky Derby Festival Marathon & Mini Marathon in Louisville, KY
- Lantern Run Los Angeles Half Marathon, 10K & 5K in Redondo Beach, CA
- Lookout Rotary Port to Fort Half Marathon in Morehead City, NC
- NYCRUNS Verrazano Half Marathon in Brooklyn, NY
- Ocean City Island 2 Island Half Marathon & 5K in Ocean City, MD
- Olympic Adventure Trail Half Marathon & 12K in Port Angeles, WA
- Owl’s Roost Rumble Trail Half Marathon & 3.5-Mile in Greensboro, NC
- Park to Park Half Marathon in Waynesboro, VA
- Race the Runways Half Marathon, 5K & 1-Mile in Brunswick, ME
- Rattlesnake Ridge Run Half Marathon & 5-Mile in North Bend, WA
- Revel Mt. Charleston Marathon & Half Marathon in Las Vegas, NV
- River Rat Half Marathon in Yankton, SD
- Rodeo Beach Rumble Half Marathon, 8K, 30K & 50K in Sausalito, CA
- Romancing the Island Half Marathon & 10K in Tiburon, CA
- Run for the Lakes Marathon, Half Marathon & 10K in Nisswa, MN
- Run like the Wind Running Festival in Ellensburg, WA
- Run United Half Marathon & 5K in Aiken, SC
- SBY Marathon, Half Marathon & 5K in Salisbury, MD
- Sierra Azul Trail Challenge Half Marathon in Los Gatos, CA
- Sisters “Better Half” Marathon in Sisters, OR
- Skyline Half Marathon, 10K & 5K in Dallas, TX
- St. Jude Rock ‘n’ Roll Nashville Marathon & Half Marathon in Nashville, TN
- Tear Drop Half Marathon in Chatsworth, GA
- Trail Marathon, Half Marathon, 50K & 5-Mile in Pinckney, MI
- Western Pacific Marathon, Half Marathon, 10K & 5K in Fremont, CA
- Westminster Trail Half Marathon, 10K & 5K in Westminster, CO
- Zion Half Marathon in Virgin, UT
Sunday, April 29
- April Battle of Flowers Series – Antelope Horns in San Antonio, TX
- Backside Trail Marathon & Half Marathon in Louisville, KY
- Blooms to Brews Marathon, Half Marathon, Relay & 10K in Woodland, WA
- Cheshire Half Marathon, Relay & 5K in Cheshire, CT
- Delaware Running Festival Marathon, Half Marathon & Relay in Wilmington, DE
- Downtown River Run Half Marathon, 10K & 5K in Reno, NV
- Earth Rock Run Half Marathon in Amesbury, MA
- Eugene Marathon, Half Marathon & 5K in Eugene, OR
- Finish the Ride, Run, Walk & Roll in Griffith Park in Los Angeles, CA
- I Ran Flagship Marathons Series – Cabo Verde in San Antonio, TX
- Jim Thorpe Half Marathon & 5K in Jim Thorpe, PA
- Leoni Meadows Trail Series Half Marathon & 5K in Grizzly Flats, CA
- Marin County Half Marathon, 5K & 10K in San Rafael, CA
- Mt. Si Relay & Ultra Runs in Snoqualmie, WA
- MudHen Half Marathon & 8K in Wildwood, NJ
- National Women’s Half Marathon & 8K in Washington, DC
- New Jersey Marathon, Half Marathon & Relay in Long Branch, NJ
- The North Face Endurance Challenge: Washington D.C. in Sterling, VA
- Ocracoke Island Half Marathon, 10K & 5K in Ocracoke, NC
- Ojai Half Marathon, 10K & 5K in Ojai, CA
- Oklahoma City Memorial Marathon, Half Marathon & 5K in Oklahoma City, OK
- Oshkosh Marathon, Half Marathon, Relay & 5K in Oshkosh, WI
- Palm Bluff Trail Race and Ultra Marathon in Osteen, FL
- Pro Football Hall of Fame Marathon & Half Marathon in Canton, OH
- Race for the Roses Half Marathon, 10K & 5K in Portland, OR
- Run Crandic Half Marathon in Iowa City, IA
- Run like an Animal Half Marathon in Saginaw Township, MI
- Running of the Elk Half Marathon, 10K & 5K in Elk Grove, CA
- San Luis Obispo Marathon & Half Marathon in San Luis Obispo, CA
- Spartan Half Marathon in York, PA
- Spring Robin Races Half Marathon, 10K & 5K in Novi, MI
- Tacoma City Marathon, Half Marathon, Relay & 5K in Tacoma, WA
- Tommy Scott Memorial LAX Run Half Marathon in Los Angeles, CA
Monday, April 30
- April Battle of Flowers Series – Bluebonnet in San Antonio, TX
