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1,402 marathons found for 5K, United States. Keep the list broad first, then tighten the filters when a race looks realistic.
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Crazy Horse, South Dakota, United States
04OCT
42.2K
Run Crazy Horse
Crazy Horse, South Dakota, United States
OCT
Conshohocken, Pennsylvania, United States
04OCT
ULTRA
Shoes 'N Brews 26.2 KM "Metric Marathon"
Conshohocken, Pennsylvania, United States
OCT
Hampton, New Hampshire, United States
04OCT
21.1K
Smuttynose Rockfest Half Marathon & 5K
Hampton, New Hampshire, United States
Certified
Fayetteville, Arkansas, United States
04OCT
21.1K
Spooky Sprint - Fayetteville
Fayetteville, Arkansas, United States
OCT
Willard, Missouri, United States
04OCT
21.1K
Spooky Sprint - Springfield
Willard, Missouri, United States
OCT
Toledo, Ohio, United States
04OCT
21.1K
Spooky Sprint - Toledo
Toledo, Ohio, United States
OCT
Mcdonough, Georgia, United States
04OCT
42.2K
Taco Sloth 1M 5K 10K 13.1 26.2 - Now Only $18!
Mcdonough, Georgia, United States
OCT
Jersey City, New Jersey, United States
04OCT
ULTRA
The JC Green Half, 10K, and 5K
Jersey City, New Jersey, United States
OCT
Highlandville, Missouri, United States
04OCT
21.1K
Trailfest | Fleet Feet Springfield
Highlandville, Missouri, United States
OCT
Waterville, Maine, United States
04OCT
42.2K
Waterville Marathon - Full/Half/10K/5K - Running Festival
Waterville, Maine, United States
OCT
Windsor, Colorado, United States
04OCT
42.2K
Windsor Marathon, Half Marathon, 10k, 5k & 1 Mile Run
Windsor, Colorado, United States
OCT
Norwalk, Connecticut, United States
06OCT
21.1K
Sono Half + 5K with myTEAM TRIUMPH
Norwalk, Connecticut, United States
OCT
Syracuse, Utah, United States
09OCT
42.2K
Antelope Island Marathon - 26.2 - 13.1 - 10K - 5K
Syracuse, Utah, United States
OCT
Cordova, Tennessee, United States
09OCT
21.1K
Go Girl Run | Memphis, TN
Cordova, Tennessee, United States
OCT
Victoria, Texas, United States
10OCT
21.1K
2026Citizens Run Against Cancer Half Marathon & 5K
Victoria, Texas, United States
OCT
Anderson, Indiana, United States
10OCT
ULTRA
4 Hours in the Woods - Endurance Style Fun Run - Sponsored by Community In Motion
Anderson, Indiana, United States
OCT
Gwinn, Michigan, United States
10OCT
ULTRA
Anderson Lake Backyard Ultra
Gwinn, Michigan, United States
OCT
Bastrop, Texas, United States
10OCT
ULTRA
Autumn Harvest Trail Run | Bastrop Last Standing • 50K • 20-Miler • 10-Miler • 5-Miler • Full • Half • 10K • 5K
Bastrop, Texas, United States
OCT
Atlanta, Georgia, United States
10OCT
21.1K
Bagel Run 5K/10K/13.1 ATLANTA
Atlanta, Georgia, United States
OCT
Chicago, Illinois, United States
10OCT
21.1K
Bagel Run 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois, United States
OCT
Centennial, Colorado, United States
10OCT
21.1K
Bagel Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado, United States
OCT
Houston, Texas, United States
10OCT
21.1K
Bagel Run 5K/10K/13.1 HOUSTON
Houston, Texas, United States
OCT
Kansas City, Missouri, United States
10OCT
21.1K
Bagel Run 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri, United States
OCT
Las Vegas, Nevada, United States
10OCT
21.1K
Bagel Run 5K/10K/13.1 LAS VEGAS
Las Vegas, Nevada, United States
OCT
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