0542
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
Trail Sisters Women's Half Marathon & 10k
Buena Vista, Colorado
Sat 12 Sep 26
$69.90 - $107.00
πBoosted
DC Half Races
Washington, District of Columbia
Sat 19 Sep 26 - Sun 20 Sep 26
$54.98 - $161.73
Feature your event at the top of the results
Want more bookings?
Our most effective tool for getting more people to your race is a βBoostβ. Boosts put your event to the top of the search results.
Typically a Boosted event gets 8x as many Impressions, 4x as many Clicks and generates 4x more revenue than a standard event listing.
Choose to Boost your event on the landing page which best suits your target audience and budget. For example, β10kβs near San Francisco or βmarathons in Aprilβ. Our team can advise on scheduling promotions to optimize performance.
Prices start at $100 per month. The most popular categories sell out in advance so booking early is recommended.
Get in touch
Hi, I'm Rosie from findarace.com!
If you're looking to boost your event or have any questions, please fill in your details below and I'll be in touch to help you.
Detroit Women's Half Marathon presented by Playa Bowls
Detroit, Michigan
Sun 20 Sep 26
Free - $129.70
Bellingham Bay Marathon
Bellingham, Washington
Sun 20 Sep 26
$39.96 - $237.24
Iowa Trail Run Series: Yellow River State Forest
Harpers Ferry, Iowa
Sun 20 Sep 26
$43.40 - $59.30
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 - Memphis
Memphis, Tennessee
Sun 20 Sep 26
$20.83 - $67.58
Heroes and Villains Half Marathon- Fort Worth
Fort Worth, Texas
Sun 20 Sep 26
$17.72 - $61.54
The Prospect Park Half Marathon
Brooklyn, New York
Sun 20 Sep 26
$69.90
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
KaβΕ« coffee trail runs
Pahala, Hawaii
Sun 20 Sep 26
$38.10 - $75.20
Golden Harvest Half Marathon & 5k/10k - Chattanooga
Chattanooga, Tennessee
Sun 20 Sep 26
$20.83 - $67.58
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
Golden Harvest Half Marathon & 5k/10k - Wichita
Wichita, Kansas
Sun 20 Sep 26
$20.83 - $67.58
Tache Realty Wicked Half Marathon
Salem, Massachusetts
Sun 20 Sep 26
$80.50
Run Dollywood Fall Race Weekend
Pigeon Forge, Tennessee
Fri 25 Sep 26 - Sun 27 Sep 26
$27.50 - $207.70
Buckeye Trail Blue Blaze Festival - Half Marathon, 10K, 5K Run, Hike and Backpack
Shawnee, Ohio
Fri 25 Sep 26 - Sat 26 Sep 26
$22.20 - $69.90
Finger Lakes Festival of Races (18M,13.1M,10K& 5K)
Montour Falls, New York
Fri 25 Sep 26 - Sat 26 Sep 26
$41.28 - $95.34
Wonderful Water Run: Half Marathon, 10K, 5K and Kid's Run
Stevens Point, Wisconsin
Fri 25 Sep 26 - Sat 26 Sep 26
$17.50 - $82.50
Red Feather Trail Jamboree
Red Feather Lakes, Colorado
Fri 25 Sep 26 - Sun 27 Sep 26
$107.00 - $316.00
Oktoberfest Run 5K/10K/13.1 LAS VEGAS
Las Vegas, Nevada
Sat 26 Sep 26
$32.80 - $48.70
Run for Donuts 5K/10K/13.1 SACRAMENTO
Sacramento, California
Sat 26 Sep 26
$32.80 - $48.70
Fidalgo Trail Run
Anacortes, Washington
Sat 26 Sep 26
Free - $99.93
Jackson Hole Marathon, Hole Half Marathon, Jackson Hole Quarter Marathon
Jackson, Wyoming
Sat 26 Sep 26
$64.60 - $149.40
Medal Madness 5K, 10K, 13.1M & 26.2M at Colonial Heights, VA (39)
Colonial Heights, Virginia
Sat 26 Sep 26
$33.80 - $102.70
Oktoberfest Run 5K/10K/13.1 SAN FRANCISCO
San Francisco, California
Sat 26 Sep 26
$32.80 - $48.70
Run On The Rocks β’ 10M / Half / 20M
Point Of Rocks, Maryland
Sat 26 Sep 26
$54.00 - $80.50
Medal Madness 5K, 10K, & 13.1M at Lansing, MI (39)
Lansing, Michigan
Sat 26 Sep 26
$33.80 - $70.90
Medal Madness 5K, & 13.1M at Tyler, TX (39)
Tyler, Texas
Sat 26 Sep 26
$33.80 - $70.90
Run for Donuts 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
Sat 26 Sep 26
$32.80 - $48.70
Betsie Valley Trail Run
Thompsonville, Michigan
Sat 26 Sep 26
$16.90 - $74.14
Medal Madness 5K, 10K, & 13.1M at Bowling Green, KY (39)
Bowling Green, Kentucky
Sat 26 Sep 26
$33.80 - $70.90
RUN ROCKAWAY BEACH NYC HALF MARATHON (TUNE UP) AND 5K
Far Rockaway, New York
Sat 26 Sep 26
$48.70 - $69.90
Oktoberfest Run 5K/10K/13.1 MEMPHIS
Memphis, Tennessee
Sat 26 Sep 26
$32.80 - $48.70
Run for Donuts 5K/10K/13.1 SAN ANTONIO
San Antonio, Texas
Sat 26 Sep 26
$32.80 - $48.70
2026 Rhinebeck Fall Foliage Half Marathon & 5K
Rhinebeck, New York
Sat 26 Sep 26
$38.10 - $80.50
Oktoberfest Run 5K/10K/13.1 SEATTLE
Seattle, Washington
Sat 26 Sep 26
$32.80 - $48.70
Beckley Half Marathon & 5K
Beckley, West Virginia
Sat 26 Sep 26
$40.25 - $72.70
Utah Marathon (Full/Merikos/Half/10k/5k)
Oakley, Utah
Sat 26 Sep 26
$44.30 - $103.01
Medal Madness 5K, 10K, & 13.1M at Royal Palm Beach, FL (39)
Royal Palm Beach, Florida
Sat 26 Sep 26
$33.80 - $70.90
Showing 361-400 of 542 results
