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Half Marathons found in September
View all ↓Half Marathons in September 2026
Find A Race is the US's favourite event listings site. Check out our list of September 2026 Half Marathons below.
Race Calendar: Half Marathons found in September
🚀Boosted
Oklahoma Fallen Heroes
Oklahoma City, Oklahoma
Sat 19 Sep 26
$54.98 - $76.33
🚀Boosted
Lock 2 Lock Marathon/Half Marathon/10k
Williamsport, Maryland
Sat 12 Sep 26
$59.30 - $96.40
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National Chocolate Day: Run for Chocolates 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 12 Sep 26
$32.80 - $48.70
Golden Harvest Half Marathon & 5k/10k - Oklahoma City
Oklahoma City, Oklahoma
Sat 12 Sep 26
$20.83 - $52.28
Carpe Diem - Carpe Noctem Half Marathon and 10K - North Carolina
Pleasant Garden, North Carolina
Sat 12 Sep 26
$40.00 - $118.60
National Chocolate Day: Run for Chocolates 5K/10K/13.1 SACRAMENTO
Sacramento, California
Sat 12 Sep 26
$32.80 - $48.70
Run for Mental Health 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 12 Sep 26
$32.80 - $48.70
Grit and Guts Trail Race 2026
Dardanelle, Arkansas
Sat 12 Sep 26
Free
Mellow Trail Race
Spicewood, Texas
Sat 12 Sep 26
$14.05 - $114.28
National Chocolate Day: Run for Chocolates 5K/10K/13.1 DALLAS FORT WORTH
Fort Worth, Texas
Sat 12 Sep 26
$32.80 - $48.70
National Chocolate Day: Run for Chocolates 5K/10K/13.1 SAN ANTONIO
San Antonio, Texas
Sat 12 Sep 26
$32.80 - $48.70
Run for Mental Health 5K/10K/13.1 TAMPA
Bradenton, Florida
Sat 12 Sep 26
$32.80 - $48.70
Medal Madness 5K, 10K, & 13.1M at Largo, FL (37)
Largo, Florida
Sat 12 Sep 26
$33.80 - $70.90
National Chocolate Day: Run for Chocolates 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 12 Sep 26
$32.80 - $48.70
National Chocolate Day: Run for Chocolates 5K/10K/13.1 SAN DIEGO
San Diego, California
Sat 12 Sep 26
$32.80 - $48.70
Medal Madness 5K, 10K & 13.1M at Cypress, TX (37)
Cypress, Texas
Sat 12 Sep 26
$33.80 - $70.90
Golden Harvest Half Marathon & 5k/10k - Cincinnati
Cincinnati, Ohio
Sat 12 Sep 26
$20.83 - $62.28
National Chocolate Day: Run for Chocolates 5K/10K/13.1 HOUSTON
Houston, Texas
Sat 12 Sep 26
$32.80 - $48.70
National Chocolate Day: Run for Chocolates 5K/10K/13.1 SAN FRANCISCO
San Francisco, California
Sat 12 Sep 26
$32.80 - $48.70
Black Squirrel Half Marathon
Bellvue, Colorado
Sat 12 Sep 26
$96.40
National Chocolate Day: Run for Chocolates 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
Sat 12 Sep 26
$32.80 - $48.70
National Chocolate Day: Run for Chocolates 5K/10K/13.1 TAMPA
Bradenton, Florida
Sat 12 Sep 26
$32.80 - $48.70
Golden Harvest Half Marathon & 5k/10k - Little Rock
North Little Rock, Arkansas
Sat 12 Sep 26
$20.83 - $52.28
Medal Madness 5K, 10K, & 13.1M at Everett, WA (37)
Everett, Washington
Sat 12 Sep 26
$33.80 - $70.90
Medal Madness 5K, 10K, & 13.1M at Branson, MO (37)
Branson, Missouri
Sat 12 Sep 26
$33.80 - $70.90
National Chocolate Day: Run for Chocolates 5K/10K/13.1 LAS VEGAS
Las Vegas, Nevada
Sat 12 Sep 26
$32.80 - $48.70
National Chocolate Day: Run for Chocolates 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 12 Sep 26
$32.80 - $48.70
Golden Harvest Half Marathon & 5k/10k - Springfield
Springfield, Missouri
Sat 12 Sep 26
$20.83 - $46.28
National Chocolate Day: Run for Chocolates 5K/10K/13.1 MIAMI
Key Biscayne, Florida
Sat 12 Sep 26
$32.80 - $48.70
National Chocolate Day: Run for Chocolates 5K/10K/13.1 NYC
New York City, New York
Sat 12 Sep 26
$32.80 - $48.70
Medal Madness 5K, 10K, & 13.1M at Gadsden, AL (37)
Gadsden, Alabama
Sat 12 Sep 26
$33.80 - $70.90
The Patriots Run
Leawood, Kansas
Sat 12 Sep 26
Free - $65.55
Trail Sisters Women's Half Marathon & 10k
Buena Vista, Colorado
Sat 12 Sep 26
$59.30 - $91.10
Cascade Express Marathon & Half Marathon
North Bend, Washington
Sat 12 Sep 26
$137.74 - $169.54
Run for Mental Health 5K/10K/13.1 ATLANTA
Atlanta, Georgia
Sat 12 Sep 26
$32.80 - $48.70
Medal Madness 5K, 10K, & 13.1M at Naples, FL (37)
Naples, Florida
Sat 12 Sep 26
$33.80 - $70.90
National Chocolate Day: Run for Chocolates 5K/10K/13.1 PHILADELPHIA
Camden, New Jersey
Sat 12 Sep 26
$32.80 - $48.70
Run for Mental Health 5K/10K/13.1 CHICAGO/EVANSTON
Chicago, Illinois
Sat 12 Sep 26
$32.80 - $48.70
Running Fence Run - Celebrating Christo & Jeanne-Claude's "Running Fence" - a 24.5-mile fabric fence in Sonoma & Marin Counties installed in September 1976
Bloomfield, California
Sat 12 Sep 26
Free - $110.00
National Chocolate Day: Run for Chocolates 5K/10K/13.1 PHOENIX
Phoenix, Arizona
Sat 12 Sep 26
$32.80 - $48.70
Geist Half Marathon, 10K & 5K
Fishers, Indiana
Sat 12 Sep 26
$15.74 - $86.19
Medal Madness 5K, 10K, & 13.1M at Temple, TX (37)
Temple, Texas
Sat 12 Sep 26
$33.80 - $70.90
Showing 81-120 of 398 results
