Marathon Races in South Dakota

Find upcoming marathon races in South Dakota — with dates, locations, and direct registration links.

19 upcoming marathon races found in South Dakota

Upcoming Marathon Races in South Dakota

Half Marathon

Aug 23

Leading Ladies Marathon & Half Marathon

Sun, August 23, 2026

Spearfish, SD

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Half Marathon+1

Aug 23

Leading Ladies & Dakota Spirit Marathon, Half Marathon & 10k

Sun, August 23, 2026

Spearfish, SD

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Half Marathon

Sep 12

Mount Rushmore Half Marathon

Sat, September 12, 2026

KeyStone, SD

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110 Endurance March+15

Sep 16

Black Hills Veterans March and Marathon

Wed, September 16, 2026

Deadwood, SD

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DUAL RACE: Full Marathon & Miracle 5K+4

Sep 20

Sioux Falls Marathon

Sun, September 20, 2026

Sioux Falls, SD

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5k+6

Sep 26

Golden Harvest Half Marathon & 5k/10k - Sioux Falls

Sat, September 26, 2026

Sioux Falls, SD

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10K+3

Oct 1

10K - Individual Age group/open

Thu, October 1, 2026

Belle Fourche, SD

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Half marathon+3

Oct 1

5K - Individual Age group/open

Thu, October 1, 2026

Belle Fourche, SD

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Marathon+3

Oct 1

50K - Individual Age group/open

Thu, October 1, 2026

Belle Fourche, SD

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Half Marathon

Oct 3

Brookings Marathon, Half Marathon & Relay

Sat, October 3, 2026

Brookings, SD

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Half Marathon

Oct 3

Center of the Nation Series – Day 4 Marathon & Half Marathon

Sat, October 3, 2026

Belle Fourche, SD

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Half Marathon

Oct 4

Palace City Kiwanis Half Marathon

Sun, October 4, 2026

Mitchell, SD

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Kids Dash+6

Oct 11

Spooky Sprint- Sioux Falls

Sun, October 11, 2026

Sioux Falls, SD

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Kids Dash+6

Oct 31

Spooky Sprint- Sioux Falls

Sat, October 31, 2026

Sioux Falls, SD

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Kids Dash+6

Nov 28

Turkey Trails - Sioux Falls

Sat, November 28, 2026

Sioux Falls, SD

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Kids Dash+6

Nov 29

Turkey Trails - Lincoln

Sun, November 29, 2026

Lincoln, SD

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Half Marathon+2

Apr 24

River Rat Half Marathon, 10K & 5K

Sat, April 24, 2027

Yankton, SD

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Half Marathon+2

Apr 24

River Rat Run

Sat, April 24, 2027

Yankton, SD

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Half marathon+3

May 12

50K - Individual Age group/open

Wed, May 12, 2027

Baltic, SD

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