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	Canyon Rumble Frozen Half	Madras OR
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	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	OUC Orlando Half Marathon & 5K	Orlando FL
Sat Dec 1	Panama City Beach Marathon Half Marathon & 5K	Panama City Beach FL
Sat Dec 1	Pecos River Challenge Marathon & Half Marathon	Carlsbad NM
Sat Dec 1	Rome Half Marathon	Rome GA
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

Sunday, December 2


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	Lexus Laceup Riverside Half Marathon & 5K	Riverside 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	Rock 'n' Roll San Antonio Marathon Half Marathon & Relay	San Antonio TX
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


Thu Dec 6	Four Corners Quad Keyah Marathon & Half Marathon – Arizona	Teec Nos Pos AZ
Fri Dec 7	Four Corners Quad Keyah Marathon & Half Marathon – Utah	Four Corners Monument UT

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	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	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	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	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	Loyston Point Scramble Half Marathon & 10K	Andersonville TN
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	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	Viking Dash Trail Run Half Marathon 10K & 5K – Chicago	Crystal Lake IL
Sat Dec 8	Walnut Creek Half Marathon 10K 5K & Relay	Walnut Creek 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	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 & 5K	Pomona CA
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	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 Smokies Half Marathon & 5K	Sevierville TN
Sun Dec 9	Santa to the Sea Half Marathon 5K & Relay	Oxnard CA
Sun Dec 9	Viking Dash Trail Run Half Marathon 10K & 5K – Chicago	Crystal Lake IL

Saturday, December 15


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	Helen Holiday Trail Half Marathon	Helen GA
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	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	San Diego Holiday Half Marathon	La Jolla CA
Sat Dec 15	The Stars at Night Half Marathon	San Antonio TX
Sat Dec 15	Whine Not a Marathon and Half	Dallas TX

Sunday, December 16


Sun Dec 16	Mount Dora Half Marathon & 5K	Mount Dora FL
Sun Dec 16	NJ Trail Series Fall/Winter Series #3 Half Marathon 10K & 5K	Morristown NJ
Sun Dec 16	Run Run Rudolph Half Marathon Quarter Marathon & 5K – Tucson	Tucson AZ
Sun Dec 16	Santa Hustle Half Marathon & 5K – Arizona	Glendale AZ
Sun Dec 16	Santa Hustle Half Marathon & 5K – Texas	Galveston TX
Sun Dec 16	Whine Not Another Marathon and Half	Dallas TX
Sun Dec 16	ZombieRunner Quarry Lakes Run Half Marathon	Fremont CA

Monday, December 17 – Friday, December 21


Fri Dec 21	I Ran Marathons Christmas Series – Snowman	San Antonio TX

Saturday, December 22


Sat Dec 22	I Ran Marathons Christmas Series – Santa Claus	San Antonio TX
Sat Dec 22	Santa Hustle Half Marathon & 5K – North Carolina	Belmont NC

Sunday, December 23


Sun Dec 23	I Ran Marathons Christmas Series – Reindeer	San Antonio TX
Sun Dec 23	I Ran Marathons Flagship Series – Germany	San Antonio TX
Sun Dec 23	Reindeer Run Half Marathon 15K 10K & 5K	Van Nuys CA

Monday, December 24 – Friday, December 28


Mon Dec 24	I Ran Marathons Christmas Series – Jingle Bells	San Antonio TX
Tue Dec 25	I Ran Marathons Christmas Series – Christmas Day	San Antonio TX
Wed Dec 26	Holiday Series Marathon Half Marathon 50K 10K & 5K – Day 1	Las Cruces NM
Thu Dec 27	Holiday Series Marathon Half Marathon 50K 10K & 5K – Day 2	Las Cruces NM
Fri Dec 28	Holiday Series Marathon Half Marathon 50K 10K & 5K – Day 3	Las Cruces NM

Saturday, December 29


Sat Dec 29	Carolina Beach State Park Half Marathon & 5K	Carolina Beach NC
Sat Dec 29	FL.ROC Trails Half Marathon & 5K	Palm Coast FL
Sat Dec 29	Holiday Series Marathon Half Marathon 50K 10K & 5K – Day 4	Las Cruces NM
Sat Dec 29	I Ran Marathons Flagship Series – Ghana	San Antonio TX
Sat Dec 29	I Ran Marathons Winter Festival Series – Apollo	San Antonio TX

Sunday, December 30


Sun Dec 30	Brazen New Year's Eve Half Marathon 10K & 5K	Fremont CA
Sun Dec 30	Holiday Series Marathon Half Marathon 50K 10K & 5K – Day 5	Las Cruces NM
Sun Dec 30	I Ran Marathons Winter Festival Series – Athena	San Antonio TX
Sun Dec 30	Run in the New Year Half Marathon 10K & 5K	Huntington Beach CA

Monday, December 31


Mon Dec 31	Delray Beach Half Marathon	Delray Beach FL
Mon Dec 31	Holiday Series Marathon Half Marathon 50K 10K & 5K – Day 6	Las Cruces NM
Mon Dec 31	I Ran Marathons Winter Festival Series – New Year's Eve	San Antonio TX
Mon Dec 31	New Year's Double Marathon Half Marathon & 5K	Allen TX