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Which races deserve the top spot in each state for 2026?
South Carolina has 6 active marathons this year. Races are most common in March, December, and October. Course terrain for these courses is most often very flat or rolling hills. Typical race day temperatures range from 50°F to 62°F.
Popular races include the Kiawah Island Marathon, Myrtle Beach Marathon, and Spinx Runfest Marathon. 5 certified courses can be great Boston qualifier options. Races with the best Boston qualifying percentages include the Myrtle Beach Marathon — 8.7% BQ and Kiawah Island Marathon — 7.3% BQ.
| South Carolina Marathons |
 Course
|
PR Score
|
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|---|---|---|---|---|---|---|---|
Daufuskie Island MarathonDaufuskie Island, SC01/17/2026 | ![]() Mostly Flat![]() 206 Finishers |
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Hilton Head Island MarathonHilton Head Island, SC02/10/2024 | ![]() Mostly Flat![]() 374 Finishers |
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Myrtle Beach MarathonMyrtle Beach, SC03/07/2026 | ![]() Very Flat![]() 1,167 Finishers |
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2Slow4Boston MarathonGreer, SC04/26/2026 | ![]() Rolling Hills![]() 55 Finishers |
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Spinx Runfest MarathonGreenville, SC10/24/2026 | ![]() Rolling Hills![]() 439 Finishers |
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Kiawah Island MarathonKiawah Island, SC12/12/2026 | ![]() Very Flat![]() 1,328 Finishers |
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