Search for your half marathons in September by visiting the Half Marathon Calendar USA - September Half Marathons page at https://www.halfmarathonsearch.com/half-marathons-september , or review the list below:
Zoom Point Pinole Half Marathon, 10k, 5k Tortoise & the Hare Half Marathon & 10k
Pocatello Marathon, Half Marathon, 10k, 5k
River Run for RAMP Half Marathon, 5k, 3k & Kids Fun Run Women Rock Half Marathon, 10k, 5k
Heartland Half Marathon & 5k
LaGrange Road Race 1/2 Marathon & 4mi
Step Up Storm Lake Half Marathon, 5k & Relay
Marquette Marathon & Half Marathon Jack & Jill Trail Half Marathon Forest Gump Challenge 50k, Marathon, Half Marathon Registration 2017 Barry's Landing Half Marathon
Roswell Runners Club Turtle Marathon, Half Marathon, 5k
Run Toledo Boyscout Half Marathon & Tenderfoot 5k Leave No Trace Trail Marathon & Half Marathon
Fall Trail Run 1/2 Marathon, 10k, 5k, 2mi
Okie Trail Shuffle 50k, Marathon, Half Marathon, 10k, 5k Registration 2017
Hero Up Half Marathon & 5k
Sunset Bay Trail Runs Half Marathon, 15k, 4mi, 1mi Twisted Pine Run Half Marathon & 5 miler
Painted Hills Festival 1/2 Marathon, 10k, 5k French Creek Half Marathon & 5k Race 13.1 Nashville Half Marathon, 10k, 5k
Beaver Canyon Half Marathon
Dash Point State Park Trail Runs Half Marathon, 10k
Lake Country Half Marathon & 5k Hillsboro St. Josephs 1/2 Marathon, 10k, 5k
Jackson Hole Marathon, Half Marathon & Relays Bighorn Canyon Half Marathon
Disneyland Half Marathon
Pier to Peak Half Marathon
Race to the End of Summer Half Marathon, 10k, 5k
Rocky Mountain High-est Leadville Half & Full Road Marathon
The Kauai Marathon & Half Marathon Cal City Mini - Half Marathon & 5k (No live website)
Mustang Mini & Community Races Half Marathon, 5k, 3k
NewBo Run Half Marathon
Harbor Fest Half Marathon
Tupello Marathon and 13.1 Miler
Swanzey Covered Bridges 1/2 Marathon & Relay
The Oak Tree Half Marathon & 5k 2017 Registration
Yolo Festival of Races Half Marathon, 15k, 5k Okie Trail Shuffle 50k, Marathon, Half Marathon, 10k, 5k Registration 2017
Moore Mountain Trail Runs 1/2 Marathon & 5k Oregon Wine Country Half Marathon
Sunriver Half Marathon #2 & Marathon
Sol Lipton Run Fest Half Marathon, 5k, 1.5mi
IRM Triple Crown Challenge
River City Half Marathon
Rock'n'Roll Virginia Beach Running Festival 1/2 Marathon, 5k
Sporty Divas Bad Azz Back to Back at Chehalis 13.1mi, 10k
Lake Michigan Trail Half Marathon
Green Lake Area Half Marathon & 5k
Highlands Ranch Half Marathon
American Discovery Trail Marathon, Half Marathon
Labor Day Mini Marathon Half Marathon, 10k, 5k
MVR Dubuque Benefit Classic Half Marathon & 5k
Run for Chum Half Marathon
Run2Remember 1/2 Marathon, 10k, 5k
Okie Trail Shuffle Marathon, Half Marathon, 10k, 5k 2017 Registration
IRM Triple Crown Crown Challenge Half, 10k, 5k
Overlake Medical Center Labor Day Half & 4mi Run/Walk
Sporty Diva's Bad Azz Back to Back 50k, 26.2mi, 13.1mi, 5mi
Lovers Leap - Strawberry 5k, 10k, 9mi, 13.1mi, 18mi, 50k
Lagoon Valley Trail Run 30k, Half Marathon, 10k, 5k SLO Ultra at Wild Cherry Canyon 50mi, 26.2mi, 13.1mi, 5mi
Black Squirrel Half Marathon Under Armour Mountain Running Series 50k, Full & Half Marathon
American Heroes Run Marathon, Half Marathon, 9.11mi, 5k & Ultras
Arvada Harvest Half Marathon
Teens Inc. Ned Ned Half Marathon, 10k, 5k
Divas Half Marathon & 5k Peachtree City
Riggins Salmon Run Half Marathon, 10k, 5k
Salmon Marathon & Half Marathon
Run Mag Mile Half Marathon & 5k Muncie Mini Marathon "half marathon"
Hendricks County Half Marathon
Dino Versailles Half Marathon Trail Run
Park to Park Half Marathon & 5k
Wabash Trace Nature Trail Marathon, Half Marathon, Relay The Road Home Half Marathon & 5k
Run 4 Shelter Half Marathon, 10k, 5k
Run to the Rock Half Marathon
Run Woodstock Trail 50mi, 50k, Marathon, Half Marathon
Run for Your Heart Half Marathon
Run Michigan Cheap Orion Edition 1/2 Marathon, 10k, 5k
Dick Beardsley Half Marathon & Inaugural Marathon
Bigfork Valley Challenge Race Half Marathon, 10k, 5k
The Running of the Bays Half Marathon, 5k
Graniteman Mississippi River Run 1/2 Marathon, 10k, 5k, 1k
Bohemian Alps Endurance Runs Half Marathon, 4mi, 1mi
Race to the Angel Half Marathon (Run, Bike or Walk)
Arc of Onondaga Half Marathon
Old Forge Half Marathon & 5k
Run Holden Beach Half Marathon, 5k, 1mi Spherion Mid Ohio 13er Half Marathon & 5k
US Road Running Movie Madness 13.1 & 5k Columbus
Oregon Fall Half Marathon
Bird in Hand Half Marathon
Greensburg Half Marathon
UPMC Urgent Care Montour Trail 1/2 Marathon, 5k CANCELED
Great Smoky Mountain Half Marathon
Little Grand Canyon Marathon, Half Marathon & 10k
Cedar City Half Marathon
Revel Big Cottonwood Marathon & Half Marathon
Charlotte Covered Bridges Half Marathon
Maple Leaf Half Marathon & 5k
Centra High Bridge Half Marathon & 5k
Odyssey Trail Running Rampage 40mi, 26.2mi, 13.1mi, 6mi VHTRC Women's Half Marathon Trail Run
Lake Chelan Shore to Shore Half Marathon Paradise Valley Trail Run Half Marthon, 10k, 5k
Minocqua No Frills Bearskin Trail Marathon, Half Marathon
Apple Dumpling Day Marathon, Half Marathon, 5k, Kids Runs Lyndon Ellefson Memorial Half Marathon & 5k
Kinni River Trout Trout Half Marathon
Brewers Mini Marathon 13.1 & 10k
Dam U Half Marathon Run into Autumn Half Marathon, 10k, 5k
Moscow Mountain Madness Half Marathon, 50k, 5mi
Naperville Trails Half Marathon
Alpine Runners Half Marathon
Crystal Lake Illinois
AshleyCan Running Bold for the Gold Half Marathon, 10k, 5k
IVS Half Marathon & 5k
Hub City Half Marathon & 5k
Clinton Half Marathon, 10k, 5k
Freeport Half Marathon & 5k
Lake Auburn Half Marathon
Parks Half Marathon
Holland Haven Marathon & Half Marathon H4H Sleepy Hollow Trail Run Half Marathon, 10k, 5k
Jeff Winter City of Lakes Half Marathon
Bozeman Marathon & Half Marathon Two Bear Marathon & Half Marathon
Twin Rivers YMCA Freedom Run Half Marathon, 10k, 5k, 1mi
Run the Reservoir Half Marathon
Chips & Salsa Half Marathon
I Run For .... Half Marathon and Marathon
Run & Ride Series Carowinds Half Marathon, 10k, 5k
River Run Half Marathon Green Cathedral Half Marathon
Shelby YMCA Suds and Sapphires Half Marathon is discontinued
Winans to Winans Miami County Half Marathon
The Alternative Half Marathon
Lehigh Valley Health Network Marathon, Half Marathon, 5k
YMCA Harrisburg 13.1 Half Marathon
D & H Rail-Trail Distance Run Half Marathon, 5k on Hiatus for 2017 Chester County's Red White & Brew Run Half Marathon, 5k, 1mi
Surftown Half Marathon & 5k
Souix Falls Marathon, Half Marathon, 5k
Stanky Creek Marathon and Half Marathon
Old Stone House Museum Fall Foliage Run 1/2 Marathon, 5k
Skagit Flats Marathon & 1/2 Marathon
Patriots Run Marathon, Half Marathon, 5k & Ultras Center of the Nation Series Marathon, Half Marathon (Day 1)
Center of the Nation Series Marathon, Half Marathon (Day 2)
Center of the Nation Series Marathon, Half Marathon (Day 3)
Center of the Nation Series Marathon, Half Marathon (Day 4)
Center of the Nation Series Marathon, Half Marathon (Day 5)
Hartselle Half Marathon 2017 Registration
Flagstaff Marathon & Half Marathon Winslow Half Marathon Pacifica Summit Run 10k, Half Marathon, 30k, 50k Valley of the Flowers Half Marathon & 5k 2017 Registration
Run the River for the Ridge Love Run Half Marathon, 5k
Center of the Nation Series Marathon, Half Marathon (Day 5) Denver Trail 1/2 Marathon
Autumn Prairie Dog Half Marathon
Autumn Color Run Half Marathon, 10k, 5k, 1mi
Breckenridge Road Marathon, Half Marathon, 8k, Kids Mi.
Gulf Beach Half Marathon
Lightfoot Sam Elpern Memorial Half Marathon International Peace Marathon & Half The Savannah Milestone 10k & Half Marathon 2017 Registration
Heritage Haul Half Marathon, 10k, 5k
Moonlight Miles at Oakridge Cemetery Half Marathon & 5k
Blues at the Crossroads Half Marathon Clinton Lake North Shore Trail Run Half Marathon, 10k, 5k Owensboro Memorial Half Marathon
Bar Harbor Bank & Trust Half Marathon, 5k
Wicked Half Marathon
Free to Run Trail Races 50 miler, Marathon, Half Marathon XTERRA Lake Superior Shore Run Half Marathon, Relay, 5k
LiveCentered Half Marathon
Walker North Country Marathon, Half Marathon, 10k
Wheels Off Half Marathon Circle the Lake Half Marathon
Cash Coulee Half Marathon
Sweathouse Half Marathon
Up Before the Rooster Run Half Marathon, 10k, 5k, 1 mile
Twighlight Re-run Half Marathon & Overlook Ascent
Take it to the Lake Half Marathon & 10k Mighty Niagra Half Marathon Shawangunk Ridge Trail Run/Walk 1/2 Marathon, 30mi, 50mi, 70mi
Run the Valley Half Marathon, 10k, 5k
Marine Corps Half Marathon
Kroll's Diner Bismark Marathon, Half Marathon, Relay & 5k
US Airforce Marathon, Half Marathon, 10k, 5k
Oktoberfest Road Race Half Marathon, 10k, 5k
Bridge of the Goddess Half Marathon & 10k Huntsville Marathon & Half Marathon
Sandy Firestation Half Marathon
Park City Trail Series Half Marathon
Run13 Racing Cane Half Marathon & 5k
13.1 Mikro Marathon Half Marathon & Full Festival HerndonHalf Marathon, 12k, 5k
Mulberry Island Half Marathon, 5k Divas Half Marathon & 5k in DC's Wine Country
Run the Damm Half Marathon, 10k, 5k
Selah Base Race Half Marathon
Beat the Blerch Full & Half Marathon, 10k
Destination Races Woodinville Wine & Beer Country Half Marathon
Lapham Peak Trail Races Marathon, Half Marathon, 7mi, 5k
Who-Za-Wa Run Half Marathon & 4mi
Mini Donut Half Marathon Wolf Creek Ramble Half Marathon, 10k Run/Hike, 5k Run/Hike
Half Moon Bay International Marathon, Half Marathon & 5k
Clow-Cow Half Marathon & 5k Alameda Running Festival Half Marathon, 10k, 5k Hermit Pass Marathon, Half Hermit & Lucky Hermit 13k
Equinox Half Marathon & 5mi
Navy Airforce Half Marathon & 5 Miler
Scenic Half Marathon, 10k, 5k
Fox Valley Marathon, Half Marathon & Final 20
Cat Country Run Half Marathon & 5mi Go Girl Run Kansas City Women's Half Marathon & 5k Caribou Maine Marathon, Half Marathon 2017 Registration Linganore Winecellars CC Classic Half Marathon, 10mi, 5mi Willmington Half Marathon, 5k
Capital City River Run Marathon & Half Marathon
Romeo 2 Richmond Half Marathon, 5k
The American Home Fitness Detroit Women's Half Marathon & 5k
Timber Trail Races Half Marathon, 10k, 5k Run/Walk
City of Roses Half Marathon
The Montana Marathon & Half Marathon
HITS Omaha Marathon & Half Marathon
Pine Ridge Twisted Crawdad Trails Run Half Marathon, 10k, 5k
Newport-Liberty Waterfront Half Marathon, 5k
Sante Fe to Buffalo Thunder Half Marathon
Kent Hodges Memorial Half Marathon
Dutchess County Classic Half Marathon
Rochester Marathon, Half Marathon, Marathon Relay
Saratoga Palio Half Marathon & 5k
Delta Lake Half Marathon
Boring Marathon, Half Boring Half Marathon & 8k
The Rogue Run Half Marathon & 10k
Albany Half Marathon has been discontinued
The Dam Half & The Dam Full
Rock'n'Roll Philadelphia 1/2 Marathon
Boston Harvest Half Marathon, 10k, 5k Run and Ride Dorney Park Half Marathon, Quarter Marathon, 5k
XTERRA Trail Running National Championship 5k/10k/21k Vancouver USA Marathon & Half Marathon Quilcene Oyster Half Marathon
Beat the Blerch 10k, Half, Full Marathon (day 2)
Discover Whitewater Series Half Marathon, Relay, 5k
The North Face Endurance Challenge Half Marathon, 10k, 5k
Apple Splash 1/2 Marathon & 5k
T-Bird Trek Half Marathon, 10k, 5k
Brush Tunnel Marathon & Half Marathon
GAP Trestles Marathon & Half Marathon
Groom Creek County Classic Half Marathon, 10k, 5k, 2mi Harvest Half Marathon
Big Sur Trail Marathon, Half Marathon & 5-Mile Finish the Ride, Run, Rock'n'roll Half Marathon, 10k, 5k Wascally Wabbit Half-Mawothon & 2mi Run/Walk
Fall Showdown Half Marathon, 5mi, 5k Saddleback Marathon & Half Marathon
All-Out Fallfest Marathon, Half Marathon, 10k, 5k, 1mi
Snow Mountain Ranch Trail Half Marathon, 10k, 5k
Salomon Golden Leaf Half Marathon Mountain Rats Half Marathon, Marathon, 50k Kau Coffee Trail Run Half Marathon, 10k, 5k
Fit One Half Marathon, 10k, 5k
Hills and Hollows Half Marathon, 5k
We Care Twin Cities Half Marathon
Mill Race Marathon, Half Marathon, 5k Iron Mountain Road & Trail Half Marathon
Park2Park Half Marathon & 5k
Sault Area Chamber Chase Marathon, Half Marathon
Ely Marathon, Boundary Waters Bank Half Marathon
Trail Loppet Urban Trail Run Half Marathon, 5k Rise & Shine for Kyleigh 5k & Half Marathon Pub to Pub Half Marathon
Yellowstone Rendezvous Trail Marathon, Half, 10/5/2k, & Realy
Dixville Half Marathon & Relays Hamptons Marathon & Half Marathon Entenmann's Great South Bay Half Marathon, 10k, 5k Leaf Peeper 1/2 Marathon ARX Half Marathon
Hiddenite Festival Road Race Half Marathon, 10k, 5k
Wild Vine Trail Race Half Marathon & 5k
Grand Forks Wild Hog Half Marathon, 10k, 5k & Relays
Adams County Half Marathon & 5k
FirstEnergy Akron Marathon, Half Marathon & Team Relay
Grand Lake Marathon, Half Marathon, 10k, 5k Scioto River Run Half Marathon & 10k The Inferno Extreme Obstacle Adventure 13.1
Enchanted Forest Wine Run Half Marathon, 5k
Rhode Races Jamestown Half Marathon
Get to the Point Half Marathon
Timp Trail Elk 50k & Half Marathon
Uintah Half Marathon
Tehaleh Marathon, Half Marathon, 10k, 5k, 1k Trail Run
North County Wine Run Half Marathon
Happy Girls Run Spokane Half Marathon, 10k, 5k Middle Fork Trail Run Half Marathon, 50k, 22mi, 10k Indian Summer Half Marathon
Barnum Rail Trail Marathon & Half Marathon Morgantown Marathon & Half Marathon Buffalo Bill Cody Races Half Marathon, 10k
Kenai River Marathon, Half Marathon & Relay Finish the Ride Run Walk'n'Roll Half Marathon, 10k, 5k Napa Half Marathon Rock Lenora Half Marathon, 10k, 5k
Chicago Half Marathon & 5k
Quad Cities Marathon, Half Marathon, 5k & Relay
Salt City Run for the Rocks Half Marathon
MAINEiacs Charities Half Marathon & 5k
Annapolis Run for the Lighthouse Half Marathon
Cumberland C&O Towpath Marathon & Half Marathon
David Herlocker Memorial Bachman Valley Half Marathon
Westport Half Marathon
Half Marathon by the Sea
Brooksie Way Half Marathon & 5k Race/Walk
Broadway Bridge Run Half Marathon, 10k, 5k Heartland Marathon, Marathon Relay, Half Marathon, 10k
Demar Races Marathon & Half Marathon
OCNJ Half Marathon & 5k
Franklin Lakes Scenic Half Marathon Dick's Greater Binghampton Marathon, Half Marathon CNY Bread for Schools Run Half Marathon & 5k
Adirondack Marathon Distance Festival Half Marathon, 10k, 5k Race 13.1 Charlotte Florence Half Marathon
Bluegrass Half Marathon
Plano Balloon Festival Half Marathon, 5k, 1k
The North Face Endurance Challenge Half Marathon, 10k, 5k
Vermont Sun Half Marathon, 10k, 5k
Bellingham Bay Marathon, Half Marathon, 5k
Race for a Soldier Half Marathon, 2mi & Kids Run The Orca Half
DoLittle Marathon, 1/2 Marathon, 5k Community First Fox Cities Marathon Half Marathon
Heart & Sole Half Marathon & 5k Rocky Ridge Half Marathon Championship, 10k, 5k Colorado Springs Marathon, Half Marathon, 5k Mountain Chile Cha Cha 1/2 Marathon, 10k, 5k Hogsback Half Marathon 2017 Registration YMCA Stonebridge 1/2 Marathon & 5k Fort 4 Fitness Fall Festival Half Marathon, 10k, 4mi Indy Women's Half Marathon & 5k Loop de Loop Half Marathon & 5k South Shore "3 Beach Minimum" Half Marathon Race 2 the Summit Half Marathon & 5k The Hungerford Games Half Marathon, Marathon, 50mi Thru the Leaves Trail Half Marathon & 10k Little Traverse Half Marathon Heroes on Hines Half Marathon & 5k Roots N Blues N BBQ 1/2 Marathon & 10k Pony Express Run Half Marathon, 5k and Kids Run Run the Burg Half Marathon, 10k, 5k Platte Valley Companies Monument Marathon & Half Marathon Cow Pie Trail Run Half Marathon & 5k Dam Ruck n' Run 6 hour, 3 hour, 50k, 26.2mi, 13.1mi, 10k, 5k New Hampshire Marathon, Half Marathon, 10k Race to Educate Half Marathon, 10k, 5k Hands On House Half Marathon, 10k, 5k Run the Burg Half Marathon, 10k, 5k Dare to Ascend Trail Marathon, Half Marathon, 5k, Kids-K The Front Porches Half Marathon Leavenworth Marathon & Half Marathon Colbert Autumn Classic Half Marathon Freedom's Run Marathon, Half Marathon, 10k, 5k Driftless 50k, Marathon, Half Marathon, 10k YMCA Maple Leaf Run Half Marathon, 5mi, 5k & Kids Runs Pinedale Half Marathon
September Half Marathons <-- Click Here to View full list with links to races
