RACEROVE

Spring · Marathon

Spring Marathons 2026 & 2027

Compare spring marathons across March, April and May by location, course profile, field size, Boston-qualifier status and registration availability. Explore 184 marathons with a confirmed date in the United States.

Search spring marathons
Upcoming, date confirmed
184
Active listings
187
States
50

Spring Marathons by month

Upcoming spring marathons

All 184 with a confirmed date, soonest first.

Dates come from each race's own listing. Always confirm on the organiser's site before you book travel.

Filter these marathons in the interactive search

Best Spring Marathons by course

Largest Spring Marathons

By estimated field size across all distances at the event.

  • Cincinnati Flying Pig Marathon
    Cincinnati, OH
    MarathonHalf ~40,000 runners Hilly courseBoston Qualifier
  • Heroes of America Marathon/Half Marathon/5K
    Columbus, GA
    MarathonHalf Marathon5K ~33,880 runners Rolling courseBoston Qualifier
  • Boston Marathon
    Boston, MA
    Marathon ~30,000 runners Rolling courseBoston Qualifier
  • Oklahoma City Memorial Marathon
    Oklahoma City, OK
    MarathonHalfRelay5K ~30,000 runners Rolling courseBoston Qualifier
  • Pittsburgh Marathon
    Pittsburgh, PA
    MarathonHalf5K ~30,000 runners Rolling courseBoston Qualifier
  • Los Angeles Marathon
    Los Angeles, CA
    MarathonHalf ~27,000 runners Rolling courseBoston Qualifier
  • Bakersfield Marathon
    Bakersfield, CA
    Marathon10K5K1K +1 more ~25,021 runners Boston Qualifier
  • Denver Colfax Marathon
    Denver, CO
    MarathonHalfUrban 10 MilerMarathon Relay +1 more ~25,000 runners Rolling courseBoston Qualifier

Spring Marathons by state

Annual events awaiting their next date

These marathons are held every year, but the next date isn't in the listing yet. The month shown is when each is usually held.

  • Cape Cod Marathon
    Falmouth, MA Usually held in May · next date not announced
    Marathon ~1,500 runners Flat courseBoston Qualifier
  • Whiskey Row Marathon
    Prescott, AZ Usually held in May · next date not announced
    MarathonHalf Marathon10K5K +1 more ~1,500 runners Hilly course
  • Brookings Marathon
    Brookings, SD Usually held in May · next date not announced
    MarathonHalfRelay ~600 runners Flat courseBoston Qualifier

Guides from the RaceRove blog

Spring Marathons 2026 & 2027: common questions

How many spring marathons are there?
RaceRove currently lists 184 upcoming races with a confirmed date, plus 3 annual events whose next date hasn't been announced yet.
How long is a marathon?
A marathon is 26.2 miles (42.2 kilometres).

Search every marathon this spring

Filter by state, course profile and field size, save races to a shortlist and compare them side by side in the interactive search.

Open the interactive race searchBrowse all states