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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
πBoosted
National Chocolate Day: Run for Chocolates 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
Sat 12 Sep 26
$32.80 - $48.70
πBoosted
Run for Mental Health 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 12 Sep 26
$32.80 - $48.70
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Medal Madness 5K, 10K, & 13.1M at Corunna, MI (38)
Corunna, Michigan
Sat 19 Sep 26
$33.80 - $70.90
Heroes and Villains Half Marathon- Shreveport
Bossier City, Louisiana
Sat 19 Sep 26
$17.72 - $55.63
Medal Madness 5K, 10K, & 13.1M at Temple, TX (38)
Temple, Texas
Sat 19 Sep 26
$33.80 - $70.90
Jurassic Jaunt β 5K, 10K, 10M, and Half Marathon
Long Beach, California
Sat 19 Sep 26
$26.97 - $41.81
Golden Harvest Half Marathon & 5k/10k - Austin
Marble Falls, Texas
Sat 19 Sep 26
$20.83 - $61.22
Medal Madness 5K, 10K, & 13.1M at DeBary, FL (38)
DeBary, Florida
Sat 19 Sep 26
$33.80 - $70.90
Fox Cities Marathon with myTEAM TRIUMPH
Menasha, Wisconsin
Sat 19 Sep 26
Free
Beulah Challenge and OverIt Series
Beulah, Colorado
Sat 19 Sep 26
$23.25 - $192.55
Medal Madness 5K, 10K & 13.1M at Everett, WA (38)
Everett, Washington
Sat 19 Sep 26
$33.80 - $70.90
Crystal Creek Run
Eddyville, Oregon
Sat 19 Sep 26
$43.40 - $59.30
Golden Harvest Half Marathon & 5k/10k - Chattanooga
Chattanooga, Tennessee
Sun 20 Sep 26
$20.83 - $61.22
Bound for Boston Marathon & Half Marathon - Oklahoma City
Yukon, Oklahoma
Sun 20 Sep 26
Free - $102.70
Montana Marathon
Billings, Montana
Sun 20 Sep 26
$33.24 - $123.17
5.0
KaβΕ« coffee trail runs
Pahala, Hawaii
Sun 20 Sep 26
$38.10 - $75.20
Golden Harvest Half Marathon & 5k/10k - Wichita
Wichita, Kansas
Sun 20 Sep 26
$20.83 - $61.22
Fleet Feet Rochester Half Marathon | 5K | Kids 1/2 Mile
Rochester, New York
Sun 20 Sep 26 - Sun 27 Sep 26
$16.90 - $96.40
Tache Realty Wicked Half Marathon
Salem, Massachusetts
Sun 20 Sep 26
$80.50
Golden Harvest Half Marathon & 5k/10k - Lincoln
Ashland, Nebraska
Sun 20 Sep 26
$20.83 - $61.22
PHILADELPHIA DISTANCE RUN
Philadelphia, Pennsylvania
Sun 20 Sep 26
$38.10 - $122.90
Wilderness Road Marathon, Half Marathon & 10K Celebrating USA 250 & USMC
Stanford, Kentucky
Sun 20 Sep 26
$50.00 - $108.00
Quilcene Oyster Races
Quilcene, Washington
Sun 20 Sep 26
Free - $59.30
Harvest 5k/10k/Half Marathon
Boston, Pennsylvania
Sun 20 Sep 26
$27.75 - $43.65
Fall Equinox
Fort Collins, Colorado
Sun 20 Sep 26 - Sat 03 Oct 26
$55.00 - $146.45
Garmin Marathon Toledo
Toledo, Ohio
Sun 20 Sep 26
$46.85 - $124.10
La Noche de las Brujas Run -SummerWeen Series 5K 10K Half by Califlow Runs
Long Beach, California
Sun 20 Sep 26
$31.73 - $59.29
Area 51
Irving, Texas
Sun 20 Sep 26
Free - $69.90
Heroes and Villains Half Marathon - Little Rock
Little Rock, Arkansas
Sun 20 Sep 26
$17.72 - $55.63
Sioux Falls Marathon
Sioux Falls, South Dakota
Sun 20 Sep 26
$41.50 - $118.13
Lincoln Marathon - Full/Half/10K/5K
Lincoln, Maine
Sun 20 Sep 26
$28.25 - $92.69
Discover Whitewater Series
Whitewater, Wisconsin
Sun 20 Sep 26
Free - $70.65
Detroit Women's Half Marathon, 10K, and 5K: Women Run the D Run/Walk
Detroit, Michigan
Sun 20 Sep 26
Free - $119.10
Adrenaline Races
West Bend, Wisconsin
Sun 20 Sep 26
$38.10 - $59.30
Iowa Trail Run Series: Yellow River State Forest
Harpers Ferry, Iowa
Sun 20 Sep 26
$43.40 - $59.30
Bellingham Bay Marathon
Bellingham, Washington
Sun 20 Sep 26
$39.96 - $237.24
Golden Harvest Half Marathon & 5k/10k - Memphis
Memphis, Tennessee
Sun 20 Sep 26
$20.83 - $61.22
Heroes and Villains Half Marathon- Fort Worth
Fort Worth, Texas
Sun 20 Sep 26
$17.72 - $55.63
11th Annual Plattsburgh Tour de Force Charity Run and Bike Race
Plattsburgh, New York
Sun 20 Sep 26
$34.30 - $55.50
Golden Harvest Half Marathon & 5k/10k - Grand Rapids
Sand Lake, Michigan
Sun 20 Sep 26
$20.83 - $67.58
Alameda Island Running Festival
Alameda, California
Sun 20 Sep 26
$27.50 - $117.60
The Prospect Park Half Marathon
Brooklyn, New York
Sun 20 Sep 26
$69.90
Showing 321-360 of 521 results
