Race Discovery
Presale! 2027 AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5K
Presale! 2027 AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5K logo

Presale! 2027 AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5K

Atlantic City, New Jersey, United States View on map
Oct 16, 2027 – Oct 17, 2027 (America/New_York local time)
Running

About this race

Experience the rich legacy of running with the esteemed Atlantic City Marathon, a cherished tradition since 1958, making it the third oldest ongoing marathon in the United States. Explore the scenic wonders of Absecon Island. Whether you're seeking the ultimate endurance test of the Marathon, or the exhilaration of the Half Marathon, 10K, or 5K, there's a race for every ambition. Join us and be part of the enduring legacy of the Atlantic City Marathon.

Pick your distance

Running

10K

Oct 16, 2027 10K 9:00 AM
$35.00
Open

5K

Oct 16, 2027 5K 9:00 AM
$35.00
Open

King Neptune Challenge (Marathon + 10K)

King Neptune 32.4 Challenge Saturday: 10K Sunday: Marathon

Oct 16, 2027 Marathon 9:00 AM
$110.00
Open

King Neptune Challenge (Marathon + 5K)

King Neptune Challenge 29.3 Saturday: 5K Sunday: Marathon

Oct 16, 2027 Marathon 9:00 AM
$110.00
Open

King Neptune Challenge (Half Marathon + 10K)

King Neptune Challenge 19.3 Saturday: 10K Sunday: Half Marathon

Oct 16, 2027 Half-Marathon 9:00 AM
$100.00
Open

King Neptune Challenge (Half Marathon + 5K)

King Neptune Challenge 16.2 Saturday: 5K Sunday: Half Marathon

Oct 16, 2027 Half-Marathon 9:00 AM
$100.00
Open

Marathon

Oct 16, 2027 Marathon 8:00 AM
$85.00
Open

Half Marathon

Oct 16, 2027 Half-Marathon 8:00 AM
$70.00
Open

Typical race-day weather

Based on 2 years of Open-Meteo archive data for this event's race dates in Atlantic City, plus the 3 days either side.

Temp (°C)
Minimum temperature (race-week average) 10.1° / Maximum temperature (race-week average) 20.0°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-week average) 8.5° / Maximum feels like — heat index / wind chill (race-week average) 20.0°
Peak wind (km/h)
Strongest wind of the day (race-week average)
18.4
Precip (mm)
Precipitation over the day (race-week average)
0.0mm
Humidity
Mean relative humidity (race-week average)
71.3%
Sunrise
Sunrise at the start line on October 16, 2027 (EDT)
Sunset
Sunset at the start line on October 16, 2027 (EDT)
Daylight
Hours between sunrise and sunset on race day
11h 09m

The sun rises at 7:08 AM and sets at 6:17 PM local time (EDT) in Atlantic City on October 16, 2027 — 11h 09m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 16 Atlantic City events

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