Every Half Marathon in New Jersey in October 2026, all 17 of them, sorted by date. Dates, entry fees, finish-time stats from past results, and start-line maps.
6October Half Marathon races with published results
How we calculate these stats: RunSesh calculates these figures from the most recent published results of past editions, sourced from RunSignup. We show aggregates only: field size, winning and median times, and the cutoff. We never publish individual finisher tables. Last updated Sep 22, 2026.
When in October
The October Race Weekends
Half Marathon races do not spread evenly across October. The busiest weekend is October 10 and October 11, with 4 of them. Another 1 fall on a weekday.
Oct 3 – Oct 43
Oct 10 – Oct 114
Oct 17 – Oct 183
Oct 24 – Oct 252
Oct 31 – Nov 14
By the numbers
The Biggest and Longest-Running
The October Half Marathon races that stand out on the numbers: the biggest field, and the longest unbroken run of editions.
Common Questions About Running an October Half Marathon in New Jersey
When in October are most Half Marathon races held?
The busiest weekend in New Jersey is October 10 and October 11, with 4 Half Marathon races on those two days, and the single busiest day is Saturday, October 10 with 4. Another 1 fall on a weekday, which is worth knowing if you are traveling for one.
When should I sign up for an October Half Marathon?
As early as you can. 3 of these October Half Marathon races already have a price increase on the calendar, and 15 are open for entry right now. Another 1 have published an opening date and have not opened yet.
How much does an October Half Marathon cost to enter?
The typical entry is $30, with paid entries running from $30 up to $500. Entry fees climb as race day gets closer, so the same race is usually cheapest the week it opens.
What is a good Half Marathon time?
Across the 6 of these October Half Marathon races with published results from past editions, the median finisher ran 2:09:57, and the median winning time was 1:16:44. So anything under 2:09:57 puts you in the faster half of a typical field. That is the middle of these RunSignup fields, walkers and charity entrants included, not a national average.
How big is a typical October Half Marathon field?
The median one finished 430 runners, across the 6 of these October Half Marathon races with published results from past editions. Most are far smaller than the big-city events people picture, which means less crowding at the start and a friendlier field, with a last recorded finisher at 3:41:54.
Are there trail Half Marathon races in New Jersey in October?
Yes, one race around New Jersey gets you off the pavement: 1 is a trail race. Surfaces are not always published, so it is worth checking a specific race before you register.
Half Marathon Races in Other Months
September and November sit either side of October, which is where most people look next when a date does not fit.