December 2018 Half Marathons

See all December 2018 half marathons across the USA below, or click Race Calendars above to see each state’s calendar. For each race, you’ll find course maps, elevation profiles, reviews and info on how to register.


Saturday, December 1

Sat Dec 1 Baker's Dozen Half Marathon Hurricane UT
Sat Dec 1 The Big Chill Half Marathon 10K & 5K Emporia KS
Sat Dec 1 Calero Park Run 50K 25K Half Marathon 15K 10K & 5K San Jose CA
Sat Dec 1 Canyon Rumble Frozen Half Madras OR
Sat Dec 1 Chief Ladiga Half Marathon Jacksonville AL
Sat Dec 1 Crooked Run Valley Half Marathon 10K & 5K Delaplane VA
Sat Dec 1 Death Valley Trail Marathon & Half Marathon Death Valley NP CA
Sat Dec 1 Falls 100M 50M Marathon & Half Marathon Falls of Rough KY
Sat Dec 1 Fiesta Series Marathon Half Marathon 50K 10K & 5K – Day 3 Las Cruces NM
Sat Dec 1 Fit for Ag/Jingle Bell Jog Half Marathon Madison MS
Sat Dec 1 I Ran Marathons Flagship Series – Gabon San Antonio TX
Sat Dec 1 Laughlin Half Marathon 10K & 5K Laughlin NV
Sat Dec 1 Mistletoe Run Half Marathon & 5K Winston-Salem NC
Sat Dec 1 NJ Trail Fall/Winter Series #2 Half Marathon 10K & 5K Morristown NJ
Sat Dec 1 OUC Orlando Half Marathon & 5K Orlando FL
Sat Dec 1 Panama City Beach Marathon Half Marathon & 5K Panama City Beach FL
Sat Dec 1 Peacock Gap Trail Run Half Marathon 30K 10K & 5K San Rafael CA
Sat Dec 1 Race 13.1 Baltimore Half Marathon 10K & 5K Baltimore MD
Sat Dec 1 Red Nose Run Half Marathon & 5K Thomasville GA
Sat Dec 1 Redmond Reindeer Romp Half Marathon & 5-Mile Redmond WA
Sat Dec 1 Reindeer Run Half Marathon 10K & 5K St. Helens OR
Sat Dec 1 Rock into December Marathon 3/4 Marathon Half Marathon 15K 10K & 5K Long Beach CA
Sat Dec 1 Rudolph's Revenge Half Marathon & 10K Columbia SC
Sat Dec 1 Run LOCO Marathon Half Marathon & 5K Loudon TN
Sat Dec 1 Sea Island Half Marathon & 5K Sea Island GA
Sat Dec 1 St. Jude Memphis Marathon Half Marathon 10K & 5K Memphis TN
Sat Dec 1 Stop the Traffic Half Marathon & 5K Jackson MS
Sat Dec 1 Vista Verde Skyline Run Marathon Half Marathon 50K & 10K Los Altos CA
Sat Dec 1 Walton Half Marathon & 5K Monroe GA

Sunday, December 2

Sun Dec 2 Brandon Half Marathon & 5K Brandon FL
Sun Dec 2 Elves on Trails Half Marathon & 5K San Juan Capistrano CA
Sun Dec 2 Fiesta Series Marathon Half Marathon 50K 10K & 5K – Day 4 Las Cruces NM
Sun Dec 2 Fredericksburg Blue & Gray Half Marathon & 5K Fredericksburg VA
Sun Dec 2 Frosty Half Marathon Raynham MA
Sun Dec 2 Happy Holidays Half MerryThon Gloucester MA
Sun Dec 2 Holly Jolly Half Marathon Camarillo CA
Sun Dec 2 Last Call Half Marathon 10K & 5K Waukesha WI
Sun Dec 2 Lexus Laceup Riverside Half Marathon & 5K Riverside CA
Sun Dec 2 Lopers Club Holiday Classic Half Marathon & 5K Loma Linda CA
Sun Dec 2 Nittany Valley Half Marathon State College PA
Sun Dec 2 NYC Holiday Half Marathon Brooklyn NY
Sun Dec 2 Palm Beaches Marathon Half Marathon & Relay West Palm Beach FL
Sun Dec 2 Race the Bay Half Marathon & 5K Hudson FL
Sun Dec 2 Reindeer Run Half Marathon & 5K Fernandina Beach FL
Sun Dec 2 Rock 'n' Roll San Antonio Marathon Half Marathon & Relay San Antonio TX
Sun Dec 2 Rock Canyon Half Marathon Pueblo CO
Sun Dec 2 Rock the Bay Marathon 2/3 Marathon Half Marathon 15K 10K & 5K Long Beach CA
Sun Dec 2 Run Girl 13.1 Women's Half Marathon & Relay Houston TX
Sun Dec 2 Run Run Rudolph Half Marathon Quarter Marathon 5K & Reindeer Dash Albuquerque NM
Sun Dec 2 Topo Trail Marathon Half Marathon & Quarter Marathon Bethel OH
Sun Dec 2 Tyler Half Marathon & 5K Tyler TX
Sun Dec 2 Wilmington Historic Half Marathon Wilmington NC
Sun Dec 2 Wilmington Women's Half Marathon Wilmington NC
Sun Dec 2 XTERRA Trail Run World Championship 21K 10K & 5K Kaaawa HI

Monday, December 3 – Friday, December 7

Saturday, December 8

Sat Dec 8 Alexa's Thunder Run Half Marathon & 5K Newton NJ
Sat Dec 8 All-Out Fa La La Half Marathon 10K & 5K Westminster CO
Sat Dec 8 Awesome Possum Races Hazel Green AL
Sat Dec 8 Baton Rouge Beach Half Marathon Baton Rouge LA
Sat Dec 8 Brazos Bend 100M 50M Marathon & Half Marathon Needville TX
Sat Dec 8 Buckeye Maraton Half Marathon 10K & 5K Buckeye AZ
Sat Dec 8 Bulow Woods Trail Race & Ultra Marathon Ormond Beach FL
Sat Dec 8 Cajun Country Run Half Marathon 10K & 5K Lafayette LA
Sat Dec 8 Candyland Christmas Half Marathon & 5K Andalusia AL
Sat Dec 8 CASA Half Marathon Pine Bluff AR
Sat Dec 8 Four Corners Quad Keyah Marathon & Half Marathon – Colorado Four Corners Monument CO
Sat Dec 8 Hark the Herald Angels Half Marathon & 10K Tiburon CA
Sat Dec 8 Hillsborough River Marathon Half Marathon & Quarter Marathon Thonotosassa FL
Sat Dec 8 Hillside Hustle Half Marathon 10K & 5K Clermont KY
Sat Dec 8 Holiday Fun Half Marathon 15K 10K & 5K Huntington Beach CA
Sat Dec 8 Holiday Half Marathon Brooklyn NY
Sat Dec 8 Holualoa Tucson Marathon Half Marathon & Relay Tucson AZ
Sat Dec 8 Huntersville Half Marathon & Holiday 5K Huntersville NC
Sat Dec 8 I Ran Marathons Flagship Series – Gambia San Antonio TX
Sat Dec 8 Kiawah Island Golf Resort Marathon & Half Marathon Kiawah Island SC
Sat Dec 8 Lady of the Mountain Half Marathon 10K & 5K Alamogordo NM
Sat Dec 8 Loyston Point Scramble Half Marathon & 10K Andersonville TN
Sat Dec 8 The Manhattanite Run Half Marathon New York City NY
Sat Dec 8 Millinocket Marathon & Half Marathon Millinocket ME
Sat Dec 8 Mt. Juliet Holiday Half & 5K Mount Juliet TN
Sat Dec 8 Pocahontas Half Marathon 10K & 5K Chesterfield VA
Sat Dec 8 Race 13.1 Durham Half Marathon 10K & 5K Durham NC
Sat Dec 8 Rehoboth Beach Seashore Marathon & Half Marathon Rehoboth Beach DE
Sat Dec 8 Rome Half Marathon Rome GA
Sat Dec 8 Santa Barbara Red Rock Half Marathon Santa Barbara CA
Sat Dec 8 Santa Runs Tacoma Half Marathon 10K & 5K Tacoma WA
Sat Dec 8 Summit Rock Half Marathon 10K & 5K Saratoga CA
Sat Dec 8 Swamp Stomp Half Marathon Lake Charles LA
Sat Dec 8 Viking Dash Trail Run Half Marathon 10K & 5K – Chicago Crystal Lake IL
Sat Dec 8 Viking Dash Trail Run Half Marathon 15K 10K & 5K – Charlottesville North Garden VA
Sat Dec 8 Walnut Creek Half Marathon 10K 5K & Relay Walnut Creek CA
Sat Dec 8 Winter Madness Marathon 3/4 Marathon Half Marathon 15K 10K & 5K Long Beach CA

Sunday, December 9

Sun Dec 9 BCS Marathon & Half Marathon College Station TX
Sun Dec 9 Dallas Marathon Half Marathon & Relay Dallas TX
Sun Dec 9 Decker Challenge Half Marathon Austin TX
Sun Dec 9 Del Dios Trail Half Marathon 10K & 5K Escondido CA
Sun Dec 9 Dirt in Your Shoe Trail Run Half Marathon & 5K Navasota TX
Sun Dec 9 EOD Warrior Holiday Dash Marathon Half Marathon & 7K Washington DC
Sun Dec 9 First Watch Locomotive Half Marathon & 5K Kennesaw GA
Sun Dec 9 Florida Holiday Halfathon & Relay Madeira Beach FL
Sun Dec 9 Florida West Coast Half Marathon & 5K Sarasota FL
Sun Dec 9 Four Corners Quad Keyah Marathon & Half Marathon – New Mexico Four Corners Monument NM
Sun Dec 9 Holiday Fun Half Marathon 15K 10K & 5K Long Beach CA
Sun Dec 9 Holiday Half Marathon Fairfax VA
Sun Dec 9 Holiday Half Marathon & 5K Pomona CA
Sun Dec 9 Holiday Half Marathon 10K & 5K Portland OR
Sun Dec 9 Hoover Dam Marathon Half Marathon 10K & 5K Boulder City NV
Sun Dec 9 Islamorada Half Marathon & 10K Islamorada FL
Sun Dec 9 Jeff Galloway 13.1 Half Marathon Atlanta GA
Sun Dec 9 Jingle Bell Half Marathon Atkinson NH
Sun Dec 9 Jingle Bells Marathon 2/3 Marathon Half Marathon 15K 10K & 5K Long Beach CA
Sun Dec 9 Joe Dimaggio Children's Hospital Run for Tomorrow Half Marathon 5K & 1-Mile Weston FL
Sun Dec 9 Log Jammer Half Marathon & 5K Shreveport LA
Sun Dec 9 Mississippi Gulf Coast Marathon & Half Marathon Gulfport MS
Sun Dec 9 NYCRUNS Big Apple Half Marathon New York NY
Sun Dec 9 Runner's Den Scottsdale Half Marathon & 5K Scottsdale AZ
Sun Dec 9 RunnersWorld Tulsa Half and Half Marathon Tulsa OK
Sun Dec 9 Santa Hustle Half Marathon & 5K – Cedar Point Sandusky OH
Sun Dec 9 Santa Hustle Half Marathon & 5K – Indianapolis Indianapolis IN
Sun Dec 9 Santa Hustle Smokies Half Marathon & 5K Sevierville TN
Sun Dec 9 Santa to the Sea Half Marathon 5K & Relay Oxnard CA
Sun Dec 9 Trail Hog Half Marathon Venice FL
Sun Dec 9 Viking Dash Trail Run Half Marathon 10K & 5K – Chicago Crystal Lake IL

Saturday, December 15

Sat Dec 15 Bradenton Area Conquistador Half Marathon & 5K Bradenton FL
Sat Dec 15 Dirty December Poker Run Half Marathon & 10K Poway CA
Sat Dec 15 down2earth Half Marathon Cross Country Run Hialeah FL
Sat Dec 15 Estrella Mountain Trail Fest Half Marathon 10K & 5K Goodyear AZ
Sat Dec 15 Eugene Holiday Half Marathon & Holiday Hustle 10K & 5K Eugene OR
Sat Dec 15 Go for the Gold Half Marathon & 5K Shreveport LA
Sat Dec 15 Hawaii Kai Ultra Run Honolulu HI
Sat Dec 15 Helen Holiday Trail Half Marathon Helen GA
Sat Dec 15 Holly Half Marathon & 5K Natchez MS
Sat Dec 15 Houston Running Festival Houston TX
Sat Dec 15 I Ran Marathons Flagship Series – Georgia San Antonio TX
Sat Dec 15 Jacksonville Bank Marathon Half Marathon & 5K Jacksonville FL
Sat Dec 15 NJ Trail Series Fall/Winter Series #3 Half Marathon 10K & 5K Morristown NJ
Sat Dec 15 Ole Man River Half Marathon & 5K Gretna LA
Sat Dec 15 Out with the Old Half Marathon 10K & 5K Las Vegas NV
Sat Dec 15 Phoenix Run Run Rudolph Half Marathon Quarter Marathon & 5K Peoria AZ
Sat Dec 15 Rockin Santa Half Marathon & Sunshine Santa 5K Knoxville TN
Sat Dec 15 Run Talladega 13.1 Half Marathon Talladega AL
Sat Dec 15 San Diego Holiday Half Marathon La Jolla CA
Sat Dec 15 Season's Greetings Marathon 3/4 Marathon Half Marathon 15K 10K & 5K Long Beach CA
Sat Dec 15 Spicewood Vineyards Half Marathon & 10K Spicewood TX
Sat Dec 15 The Stars at Night Half Marathon San Antonio TX
Sat Dec 15 Team USA Indoor Half Marathon Colorado Springs CO
Sat Dec 15 Whine Not a Marathon and Half Dallas TX
Sat Dec 15 Winter Lake Anna Half Marathon 10K & 5K Spotsylvania VA
Sat Dec 15 Woodside Ramble 50K 35K Half Marathon & 10K Redwood City CA

Sunday, December 16

Monday, December 17 – Friday, December 21

Saturday, December 22

Sunday, December 23

Monday, December 24 – Friday, December 28

Saturday, December 29

Sunday, December 30

Monday, December 31

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