Largest U.S. races

Race, date, city and participants

1. Atlanta Journal-Constitution Peachtree Roadrace 10K, July 4, 2016, Atlanta: 56,993

2. TCS New York City Marathon, Nov. 6, 2016, New York City: 51,267.

3. Bolder Boulder 10K, May 30, 2016, Boulder, Colo. : 44,671.

4. Lilac Bloomsday Run 12K, May 1, 2016, Spokane, Wash.: 42,206.

5. Bank of America Chicago Marathon, Oct. 9, 2016, Chicago: 40,523. 

6. Blue Cross Broad Street Run 10 Mile, May 1, 2016, Philadelphia: 34,237.

7. Bay to Breakers 12K, May 15, 2016, San Francisco: 28,009.

8. Brooklyn Half Marathon, May 21, 2016, Brooklyn, N.Y.: 27,428.

9. Cooper River Bridge Run and Walk 10K, April 2, 2016, Charleston: 26,843.

10. Boston Marathon, April 18, 2016, Boston: 26,640. 

11. OneAmerica 500 Festival Mini-Marathon (13.1 miles), May 7, 2016, Indianapolis, Ind.: 24,768 

12. Army Ten Miler, Oct. 9, 2016, Washington, DC: 24,008.

13. Bank of America Shamrock Shuffle 8K, April 3, 2016, Chicago: 23,379.

14. Ukrop's Monument Avenue 10K, April 10, 2016, Richmond, Va.: 23,127

15. Rock 'n' Roll Las Vegas (13.1 miles), Nov. 12, 2016, Las Vegas: 22,086

16. Walt Disney World Marathon Weekend (13.1 miles), Jan. 6, 2016, Lake Buena Vista, Fla.: 21,495.

17. Across the Bay 10K, Nov. 6, 2016, Annapolis, Md.: 20,908. 

18. Los Angeles Marathon, Feb. 14, 2016, Los Angeles:  20,608. 

19. Pat's Run (4.2 miles), April 23, 2016, Tempe, Ariz.: 20,385. 

20. United Airlines NYC Half (13.1 miles), March 20, 2016, New York: 20,140. 

21. Honolulu Marathon Honolulu 12/11/16: 20,117.

22. Hot Chocolate 5K, Oct. 30, 2016, Chicago: 19,968. 

23. Walt Disney World Marathon Weekend (marathon), Jan. 6, 2016, Lake Buena Vista, Fla.: 19,836.

24. Marine Corps Marathon, Oct. 30, 2016, Washington, DC: 19,690. 

25. Star Wars: The Dark Side (13.1 miles), April 16, 2016, Orlando, Fla.: 18,162.

Largest S.C. races

Race, city, participants and participant change from prior year

1. 39th Cooper River Bridge Run and Walk 10K, Charleston: 26,843 (-546, from previous year).

2. 39th Knights of Columbus Turkey Day Run and Gobble Wobble 5K, Charleston: 6,814 (-728).

3. 4th Carolinas Spartan Beast 10-12 mile*, Winnsboro: 6,576 (+2).

4. 8th GHS Swamp Rabbit 5K, Travelers Rest: 4,274 (-97).

5. 37th Kiawah Island Golf Resort Half Marathon, Kiawah Island: 2,851 (+109).

6. 6th Charleston Half Marathon, Charleston/North Charleston: 2,682 (+98).

7. 13th Myrtle Beach Half Marathon, Myrtle Beach: 2,484 (-313).

8. 27th Half-Moon Outfitters Reindeer Run 5K, Charleston: 2,221 (-499).

9. 5th Divas Half Marathon 5K, North Myrtle Beach: 2,101 (+304).

10. 7th Myrtle Beach Mini Marathon (13.1 miles), Myrtle Beach: 1,977 (-524).

11. 5th Divas Half Marathon, North Myrtle Beach: 1,935 (-227).

12. 3rd Nexton Cocoa Cub 5K, Summerville: 1,555 (-188).

13. 14th Get to the Green 5K, Columbia: 1,501 (+560).

14. 17th Myrtle Beach Marathon, Myrtle Beach: 1,424 (-53).

15. 5th Mutt Strut 2 mile*, Greenville: 1,358 (+156).

16. 4th Tunnel to Towers 5K, Columbia: 1,335 (-392).

17. 8th TreesGreenville Turkey Day 8K, Greenville: 1,330 (+89).

18. 31st Firecracker 5000 5K*, Hilton Head Island: 1,327 (+244).

19. 28th Hilton Head Turkey Trot 5K*, Hilton Head Island: 1,265 (-99).

20. 37th Greenville News Run Downtown 5K, Greenville: 1,223 (-106).

21. 2nd TreesGreenville Turkey Day 5K*, Greenville: 1,212 (+432).

22. 5th GHS Half Marathon, Greenville: 1,133 (+144).

23. 5th St. Paddy's Day Dash & Bash 5K*, Greenville; 1,189 (+374).

24. 7th Red, White & Blue Shoes 5K*, Greenville: 1,127 (+87).

25. Reedy River 5K, Greenville: 1,040 (+121).

26. 39th Kiawah Island Golf Resort Marathon, Kiawah Island: 1,028 (-77).

SOURCES: Running USA; Cedric Jaggers, Running Journal.

Uncertified courses are indicated by an asterisk (*) next to approximate distance.

Contact David Quick at 843-937-5516. Follow him on Twitter @DavidQuick.