| 2025 500 Festival Running Events | Indianapolis, Indiana | 19,291 | 575,156 |
| Kentucky Derby Festival Race Weekend | Louisville, Kentucky | 6,403 | 201,923 |
| NYRR Fred Lebow Manhattan Half-Marathon | New York, New York | 4,817 | 114,190 |
| Beer City Half™ San Diego | San Diego, California | 4,768 | 128,176 |
| Rock 'n' Roll Virgina Beach Half Marathon | Virginia Beach, Virginia | 4,728 | 200,023 |
| 2027 Walt Disney World® Marathon Weekend | Orlando, Florida | 4,459 | 307,376 |
| Sunrise Marathon 5K/10K/13.1 SAN FRANCISCO | San Francisco, California | 3,890 | 194,918 |
| Seattle Marathon Summer Events | Seattle, Washington | 3,310 | 111,858 |
| Rock ‘n’ Roll Philadelphia Half Marathon | Philadelphia, Pennsylvania | 3,129 | 213,691 |
| Thanksgiving Day Half Marathon & 5K | Atlanta, Georgia | 2,896 | 133,762 |
| The LESS Popular Brooklyn Half Marathon! | Brooklyn, New York | 2,744 | 368,147 |
| DRC Half Marathon and 5K | Dallas, Texas | 2,646 | 41,242 |
| Grandma's Marathon | Duluth, Minnesota | 2,579 | 150,606 |
| LONG ISLAND MARATHON FESTIVAL | East Meadow, New York | 2,573 | 113,892 |
| Surf City USA Marathon / Pacific Shoreline | Huntington Beach, California | 2,555 | 214,007 |
| Georgetown To Idaho Springs Half Marathon | Georgetown, Colorado | 2,533 | 50,098 |
| B.A.A. Half Marathon | Boston, Massachusetts | 2,491 | 112,401 |
| 3M Half Marathon | Austin, Texas | 2,304 | 98,686 |
| NYCRUNS Queens Half-Marathon | College Point, New York | 2,185 | 120,834 |
| Race to Robie Creek | Boise, Idaho | 2,065 | 44,540 |
| Charlotte Racefest Half Marathon, 10K & 10K Relay | Charlotte, North Carolina | 1,984 | 28,779 |
| Covered Bridges Half Marathon | Woodstock, Vermont | 1,830 | 49,181 |
| Eversource Hartford Marathon, Half Marathon, Relay & Charity 5K | Hartford, Connecticut | 1,779 | 88,701 |
| Pikes Peak Ascent | Manitou Springs, Colorado | 1,587 | 57,206 |
| Tucson Marathon | Tucson, Arizona | 1,529 | 33,701 |
| Boulder REZ Marathon | Boulder, Colorado | 1,518 | 20,024 |
| Kiawah Island Marathon | Kiawah Island, South Carolina | 1,432 | 82,889 |
| Fairfield Road Races | Fairfield, Connecticut | 1,409 | 58,485 |
| Rock 'n' Roll New Orleans | New Orleans, Louisiana | 1,353 | 121,033 |
| OUC Half Marathon | Orlando, Florida | 1,300 | 52,361 |
| Baystate Marathon | Lowell, Massachusetts | 1,293 | 30,903 |
| Lincoln Marathon & Half Marathon | Lincoln, Nebraska | 1,249 | 111,395 |
| New Bedford Half Marathon | New Bedford, Massachusetts | 1,151 | 52,428 |
| Thanksgiving Distance Classic | Jacksonville, Florida | 1,122 | 39,259 |
| Indy Half Marathon at Fort Ben | Lawrence, Indiana | 1,085 | 39,235 |
| New Prague Half Marathon | New Prague, Minnesota | 1,076 | 15,292 |
| DEXTER-ANN ARBOR RUN | Dexter, Michigan | 1,033 | 75,115 |
| March Madness Half Marathon | Cary, Illinois | 1,008 | 22,591 |
| Barron Collier Companies Naples Half Marathon | Naples, Florida | 1,003 | 55,028 |
| 47th Colonial Half Marathon and 5K | Williamsburg, Virginia | 979 | 28,221 |
| Jack & Jill Marathon & Half | North Bend, Washington | 952 | 20,411 |
| Community First Fox Cities Marathon presented by Miron Construction | Menasha, Wisconsin | 936 | 42,612 |
| Parkersburg News and Sentinel Half Marathon and Two Mile Race | Parkersburg, West Virginia | 901 | 18,336 |
| Caesar Rodney Half Marathon | Wilmington, Delaware | 895 | 19,159 |
| Santa Barbara Half Marathon | Santa Barbara, California | 888 | 41,476 |
| Liberty Waterfront Half Marathon and 5K Run | Jersey City, New Jersey | 856 | 34,413 |
| River Run Half Marathon | Berea, Ohio | 854 | 30,888 |
| Mercer Island Rotary Half Marathon | Mercer Island, Washington | 842 | 26,464 |
| 2026 Humboldt Redwoods Marathon, Half Marathon, 5K | Weott, California | 829 | 14,310 |
| Santa Clarita Marathon | Santa Clarita, California | 805 | 20,252 |
| Lake Tahoe Marathon | South Lake Tahoe, California | 778 | 13,071 |
| Horsetooth Half Marathon - Presented by Fort Collins Connexion | Fort Collins, Colorado | 760 | 48,521 |
| Life Time Chicago Half Marathon + 5K | Chicago, Illinois | 752 | 203,749 |
| Maine Marathon, Half Marathon and Marathon Relay | Portland, Maine | 749 | 66,256 |
| Capital City Marathon | Olympia, Washington | 705 | 23,028 |
| Hyannis Marathon, Half Marathon, 10K | Hyannis, Massachusetts | 693 | 36,046 |
| Dayton River Corridor Classic | Dayton, Ohio | 686 | 25,027 |
| 31st Annual Tom King Classic Half Marathon Run and 5K Run/Walk | Nashville, Tennessee | 681 | 16,841 |
| 2025 Val Nolasco Half Marathon | Honolulu, Hawaii | 681 | 20,074 |
| Davis Stampede | Davis, California | 657 | 17,320 |
| The Runners Den Scottsdale 1/2 Marathon & 5K | Scottsdale, Arizona | 627 | 22,620 |
| Jacksonville Bank Marathon, Half Marathon | Jacksonville, Florida | 583 | 19,476 |
| Critz Tybee Run Fest | Savannah, Georgia | 576 | 12,198 |
| City to the Sea Half Marathon | San Luis Obispo, California | 572 | 24,766 |
| CentraCare Earth Day Run | St. Cloud, Minnesota | 570 | 23,433 |
| Whistlestop Marathon & Half Marathon | Ashland, Wisconsin | 569 | 25,212 |
| Drake Relays | Des Moines, Iowa | 549 | 11,388 |
| Pinckney Trail Weekend | Pinckney, Michigan | 536 | 13,787 |
| Ridgefield Pamby Half Marathon | Ridgefield, Connecticut | 529 | 10,367 |
| Omaha Marathon, Half Marathon & 10k | Omaha, Nebraska | 522 | 20,688 |
| MCRRC Riley's Rumble Half Marathon | Boyds, Maryland | 521 | 11,108 |
| Battleship North Carolina Half 5K | Wilmington, North Carolina | 517 | 17,889 |
| Kona Marathon | Kailua Kona, Hawaii | 491 | 10,063 |
| SCHEELS Healthy Human Race Rochester Half Marathon and 5K | Rochester, Minnesota | 490 | 10,004 |
| Mistletoe Run | Winston Salem, North Carolina | 485 | 23,309 |
| The Governor's Cup Road Race | Columbia, South Carolina | 485 | 12,239 |
| Germantown Half Marathon & Mayor's Cup 5K | Germantown, Tennessee | 463 | 16,917 |
| LewisGale Salem Half Marathon, 8K and Kids Fun Run | Salem, Virginia | 458 | 5,100 |
| Weston Rotary Run For Tomorrow | Weston, Florida | 455 | 9,946 |
| ORRRC Xenia Marathon, Half-Marathon, and 10K | Xenia, Ohio | 454 | 13,122 |
| Borgess Run For The Health Of It! | Kalamazoo, Michigan | 453 | 23,536 |
| South Shore Half Marathon | Milwaukee, Wisconsin | 445 | 14,644 |
| Fall Classic | Strongsville, Ohio | 444 | 13,780 |
| Cedars of Lebanon Frostbite Half-Marathon | Lebanon, Tennessee | 443 | 9,244 |
| E Murray Todd Half Marathon | Colts Neck, New Jersey | 441 | 13,193 |
| B&A Trail Marathon and Half Marathon | Severna Park, Maryland | 436 | 12,899 |
| Gopher To Badger | Hudson, Wisconsin | 435 | 13,769 |
| Leaf Peepers Half-Marathon and 5K | Waterbury, Vermont | 428 | 12,824 |
| Jersey Shore Half Marathon and 2 Mile Run | Highlands, New Jersey | 424 | 36,086 |
| Quad Cities Distance Classic | Moline, Illinois | 423 | 30,408 |
| Cook Forest Half Marathon & 5K | Cooksburg, Pennsylvania | 415 | 7,345 |
| 2026 Desert Classic Half Marathon & 5K January 24, 2026 | Glendale, Arizona | 405 | 6,274 |
| Lake Placid Classic Half Marathon, 10K & 5K | Lake Placid, New York | 394 | 11,564 |
| Callaway Gardens Marathon | Pine Mountain, Georgia | 383 | 4,838 |
| Just a Short Run | Allison Park, Pennsylvania | 383 | 7,553 |
| Ludington Lakestride Half Marathon 10K and 5k | Ludington, Michigan | 380 | 10,476 |
| Urban Cow Half Marathon | Sacramento, California | 375 | 54,868 |
| Ute Mountaineer Golden Leaf Half Marathon | Aspen, Colorado | 368 | 11,804 |
| Rock N Fly Half Marathon | Pensacola, Florida | 368 | 6,179 |
| Mora Half Marathon & 5K | Mora, Minnesota | 365 | 9,045 |
| 2026 Bar Harbor Bank & Trust Half Marathon and Fall 5K | Bar Harbor, Maine | 356 | 9,513 |
| Fontana Days Run | Fontana, California | 356 | 16,037 |
| Northwell Health Great South Bay Run | Bay Shore, New York | 351 | 7,594 |
| Quad Cities Distance Classic | Rock Island, Illinois | 344 | 6,643 |
| Columbus Half Marathon | Dublin, Ohio | 344 | 6,554 |
| Sioux Falls Marathon | Sioux Falls, South Dakota | 334 | 20,520 |
| Kenner's Ole Man River Half Marathon | Kenner, Louisiana | 323 | 9,496 |
| Strawberry Plains Half Marathon and 10K, Presented by Eddie's Health Shoppe | Strawberry Plains, Tennessee | 306 | 11,588 |
| White Mountain Milers Half Marathon | North Conway, New Hampshire | 298 | 8,037 |
| Ocala Marathon | Ocala, Florida | 296 | 4,699 |
| Sam Costa Half Marathon and Quarter Marathon - presented by Indy Runners and Walkers | Carmel, Indiana | 295 | 9,125 |
| Mackinac Island Great Turtle Half Marathon & 5.7 Mile | Mackinac Island, Michigan | 292 | 17,425 |
| Sun Capital Partners Boca PAL Half Marathon | Boca Raton, Florida | 291 | 5,702 |
| Ocean Running Club's Seaside Half Marathon and 5K | Seaside Park, New Jersey | 286 | 9,926 |
| Sturgis Falls Half Marathon and 5K | Cedar Falls, Iowa | 281 | 5,328 |
| Tom Walker Half Marathon & 5k | Gainesville, Florida | 277 | 5,913 |
| Run Through Redlands | Redlands, California | 268 | 10,076 |
| 36th Mill Creek Distance Classic Half Marathon & 5-Mile | Youngstown, Ohio | 267 | 7,046 |
| Nittany Valley Half Marathon | State College, Pennsylvania | 266 | 10,581 |
| Trailbreaker | Waukesha, Wisconsin | 260 | 7,420 |
| Cascade Half Marathon & 10K | Turner, Oregon | 256 | 8,496 |
| Newport Marathon and Half Marathon | Newport, Rhode Island | 254 | 36,852 |
| Star City Half Marathon & 10K | Roanoke, Virginia | 253 | 11,769 |
| Silver Comet Half & Full Marathon | Mableton, Georgia | 251 | 16,357 |
| Champlain Islands Marathon & Half Marathon | South Hero, Vermont | 250 | 8,337 |
| Vancouver Lake Half Marathon & 4 Mile Run | Vancouver, Washington | 250 | 7,092 |
| Crystal Lake Half Marathon | Crystal Lake, Illinois | 247 | 7,161 |
| The Spokane Marathon | Spokane, Washington | 246 | 10,481 |
| Run the Reagan 2026 | Snellville, Georgia | 243 | 5,375 |
| Columbia Gorge Marathon | Hood River, Oregon | 241 | 11,416 |
| Moe's Better Half Marathon | San Marcos, Texas | 237 | 4,835 |
| Chambersburg Half Marathon | Chambersburg, Pennsylvania | 229 | 5,870 |
| YMCA Maple Leaf Road Races | La Crosse, Wisconsin | 217 | 9,546 |
| Journey's Marathon | Eagle River, Wisconsin | 211 | 6,547 |
| Maple Leaf Half Marathon 5K | Manchester, Vermont | 208 | 7,271 |
| Cytiva Top of Utah Marathon | Logan, Utah | 207 | 20,226 |
| Bakersfield Marathon | Bakersfield, California | 194 | 5,798 |
| Skunk Cabbage Classic 10K & Half Marathon | Ithaca, New York | 191 | 11,128 |
| Rock Canyon Half Marathon- 40th Anniversary Run! | Pueblo, Colorado | 187 | 11,301 |
| Revenge of the Red Baron Half Marathon and 5K | Corning, New York | 186 | 3,525 |
| Plymouth Run To The Rock | Plymouth, Massachusetts | 164 | 6,286 |
| Lincoln Memorial Half Marathon | Springfield, Illinois | 157 | 21,945 |
| Adirondack Marathon Distance Festival | Schroon Lake, New York | 153 | 8,511 |
| Rollin Irish Half Marathon | Essex, Vermont | 147 | 3,319 |
| David Herlocker Bachman Valley Half Marathon | Westminster, Maryland | 140 | 2,967 |
| Mid-South Races for Hope (Mid-South Marathon, Half-Marathon and 5K) | Wynne, Arkansas | 135 | 4,043 |
| Museum of Aviation Marathon, Half Marathon & 5K and Hand Cycle Race | Warner Robins, Georgia | 133 | 8,845 |
| Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/Walk | Flagstaff, Arizona | 126 | 4,994 |
| Keesler Federal Mississippi Gulf Coast Marathon | Biloxi, Mississippi | 124 | 27,229 |
| Yough River Trail Council Races | Connellsville, Pennsylvania | 124 | 1,125 |
| Sedalia Half Marathon | Sedalia, Missouri | 124 | 1,873 |
| Spearfish Canyon Half Marathon and 5K | Spearfish, South Dakota | 114 | 3,551 |
| Hangover Half Marathon | Albany, New York | 112 | 4,434 |
| Colbert Autumn Classic Half Marathon & 4-Mile Loop | Colbert, Washington | 110 | 6,882 |
| Snow Joke Half Marathon | Seeley Lake, Montana | 108 | 10,048 |
| 25th Annual Pocatello Marathon | Pocatello, Idaho | 107 | 5,487 |
| The 33rd Annual Varmint Half Marathon & 5K | Burkes Garden, Virginia | 106 | 4,022 |
| Norwalk Summer Series | Norwalk, Connecticut | 103 | 518 |
| The Ellerbe Marathon and Half Marathon | Ellerbe, North Carolina | 96 | 892 |
| Monson Memorial Classic | Monson, Massachusetts | 90 | 4,086 |
| Colchester Half Marathon | Colchester, Connecticut | 79 | 9,272 |
| Muncie Mini Marathon | Muncie, Indiana | 78 | 875 |
| The Bismarck Marathon | Bismarck, North Dakota | 75 | 6,893 |
| Valley Rehabilitation & Performance Presents: Wabash Valley Half Marathon/5K/Kids Fun Run | Terre Haute, Indiana | 72 | 630 |
| Juneau Frank Maier Marathon and Half Marathon | Juneau, Alaska | 66 | 2,128 |
| Superkwik Challenge Half Marathon | Warren, Pennsylvania | 65 | 916 |
| The Kingdom Challenge | St. Johnsbury, Vermont | 59 | 1,683 |
| Lake Benbrook Half Marathon & 5K | Fort Worth, Texas | 55 | 3,799 |
| IMT Des Moines Marathon | Des Moines, Iowa | 47 | 66,884 |
| Buffalo Wallow Races | Lubbock, Texas | 43 | 1,848 |
| Valley of Fire Marathon Half Marathon | Overton, Nevada | 38 | 1,551 |
| Wyoming Marathon | Laramie, Wyoming | 33 | 901 |
| Hogsback Half Marathon | Colebrook, Connecticut | 28 | 5,813 |