New Jersey Half Marathons by Date • By City
Browse all 2019-2020 New Jersey half marathons by month below. For each race, you’ll find course maps, elevation profiles, runner reviews, and how to sign up.
When you view a race, you’ll also find contact info if you’re having problems with your registration or need to contact the race directors.
January 2020
| Sat Jan 4 | Watchung Winter Trail Marathon Half Marathon 50K & 10K | Mountainside NJ |
| Sat Jan 18 | NJ Fall/Winter Trail Series #4 Half Marathon 10K & 5K | Morristown NJ |
February 2020
| Sat Feb 1 | NJ Fall/Winter Trail Series #5 Half Marathon 10K & 5K | Morristown NJ |
March 2020
| Sun Mar 29 | Garden State Half Marathon 10M & 5K | Somerset NJ |
April 2020
| Sat Apr 4 | NJ Ultra Trail Festival | Blairstown NJ |
| Sun Apr 26 | April Fools Half Marathon | Atlantic City NJ |
May 2020
| Sat May 16 | Rock 'n' Roll Atlantic City Half Marathon | Atlantic City NJ |
June 2020
| Sun Jun 7 | Spring Watchung Race Marathon Half Marathon 50K & 10K | Mountainside NJ |
September 2019
| Sun Sep 8 | Racefaster Half Marathon & 5K | Paramus NJ |
| Sun Sep 15 | Newport Liberty Half Marathon | Jersey City NJ |
| Sat Sep 21 | Cream Ridge 13-Mile & 10-Mile Run | Cream Ridge NJ |
| Sun Sep 22 | Rock the River: Palisades Half Marathon 5K & 6K | Fort Lee NJ |
| Sun Sep 29 | Franklin Lakes Scenic Half Marathon & 5K | Franklin Lakes NJ |
| Sun Sep 29 | OCNJ Half Marathon 10-Mile & 5K | Ocean City NJ |
October 2019
| Sun Oct 6 | Jersey Shore Half Marathon | Fort Hancock NJ |
| Sun Oct 13 | Main Street Half Marathon of Hunterdon | Clinton NJ |
| Sun Oct 13 | Shades of Death Half Marathon & Devil's Run | Allamuchy NJ |
| Sun Oct 20 | Atlantic City Marathon & Half Marathon | Atlantic City NJ |
| Sun Oct 20 | Seaside Half Marathon & 5K | Seaside Heights NJ |
| Sat Oct 26 | Cape May Hallowed Half Marathon | Cape May NJ |
| Sun Oct 27 | Halloween Half Marathon | Morristown NJ |
| Sun Oct 27 | Jersey City Fall Half Marathon | Jersey City NJ |
November 2019
| Sun Nov 3 | Princeton Half Marathon | Princeton NJ |
| Sat Nov 23 | NJ Trail Fall/Winter Series #1 Half Marathon 10K & 5K | Morristown NJ |
December 2019
| Sat Dec 7 | Alexa's Thunder Run Half Marathon & 10K | Newton NJ |
| Sat Dec 7 | NJ Fall/Winter Trail Series #2 Half Marathon 10K & 5K | Morristown NJ |
| Sat Dec 21 | NJ Fall/Winter Trail Series #3 Half Marathon 10K & 5K | Morristown NJ |
