Half Marathons in New Jersey
New Jersey has 17 upcoming half marathons scheduled for 2026. Atlantic City is the busiest city with 6 races, ahead of Spring Lake (1) and Trenton (1).
Showing all 17
Running
The NJ Fall Endurance Classic Half Marathon, 10k, 5k
September 13, 2026
Bridgewater, NJ
Running
PRESALE! 2026 AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5K
Atlantic City, NJ
Running
PRESALE! 2026 AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5K
October 17, 2026
Atlantic City, NJ
Running
AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5K
October 17, 2026
Atlantic City, NJ
Running
Running for Children's Rights to Both Parents - 10 of 50 Half Marathons in 50 States - New Jersey
October 19, 2026
Atlantic City, NJ
Running
5-Mile Beach at Wildwood Crest: Half Marathon, 10K and 5K
November 7, 2026
Wildwood Crest, NJ
Running
Run the Vineyards - Cork High & Bottle Deep - Half Marathon
November 15, 2026
Williamstown, NJ
Running
PRESALE 2027 AmeriHealth New Jersey April Fools Half Marathon & 8K
April 11, 2027
Atlantic City, NJ
Running
PRESALE! 2027 AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5K
October 16, 2027
Atlantic City, NJ
Top Cities for Half Marathons in New Jersey
Half Marathons in Nearby States
Frequently asked questions
How long is a half marathon?▾
A half marathon is 13.1 miles (21.1 kilometers). It is one of the most popular race distances in the US, attracting over 2 million finishers annually. Browse half marathons on RACE to find one near you.
How should I train for my first half marathon?▾
Most beginner training plans are 10-12 weeks long and gradually build your weekly mileage. A typical plan includes 3-4 runs per week with one long run that peaks around 10-11 miles before race day.
What is a good half marathon time?▾
The average US half marathon finish time is about 2 hours 10 minutes. Beginners often aim for under 2:30, while competitive runners target sub-1:45. Focus on finishing strong rather than a specific pace for your first race.
What are the biggest half marathons in the US?▾
The largest include the United Airlines NYC Half, RBC Brooklyn Half, Disney Princess Half Marathon, and the Rock 'n' Roll series events in Las Vegas, Nashville, and San Diego. You can find all of these on RACE.