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

About the Event

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 as the Atlantic City Marathon & Half Marathon wind through the vibrant streets of Atlantic City, Ventnor, Margate, and Longport. From the glitzy Boardwalk Casinos to the tranquil charm of beachside communities, every mile offers a captivating experience for all runners.

Whether you're seeking the ultimate endurance test of the Marathon, the exhilaration of the Half Marathon, the spirited pace of the 10K, or the quick thrill of the 5K, there's a race for every ambition. Join us and be part of the enduring legacy of the Atlantic City Marathon.

Races Offered

10K

Oct 17, 2026

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Distance — 10K

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Type — Running

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09:00

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$35.00

5K

Oct 17, 2026

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Distance — 5K

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Type — Running

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09:00

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$35.00

G. Larry James 5K

Oct 17, 2026

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Distance — 5K

terrain

Type — Running

timer

09:00

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$35.00

King Neptune Challenge (Half Marathon + 10K)

Oct 17, 2026

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Distance — 13.1 Miles

terrain

Type — Running

timer

09:00

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$100.00

King Neptune Challenge (Half Marathon + 5K)

Oct 17, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

09:00

sell

$100.00

King Neptune Challenge (Marathon + 10K)

Oct 17, 2026

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Distance — 26.2 Miles

terrain

Type — Running

timer

09:00

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$100.00

King Neptune Challenge (Marathon + 5K)

Oct 17, 2026

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Distance — 26.2 Miles

terrain

Type — Running

timer

09:00

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$100.00

Half Marathon

Oct 18, 2026

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Distance — 13.1 Miles

terrain

Type — Running

timer

08:00

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$70.00

Marathon

Oct 18, 2026

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Distance — 26.2 Miles

terrain

Type — Running

timer

08:00

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$80.00

Weather History

These values represent the 3-year monthly averages for October in Atlantic City.

thermostat Temperature

11.8° / 19.5°

wb_sunny Feels like

8.7° / 17.0°

light_mode Avg sunshine hours

9h 22m

water_drop Avg rainfall

1.9 mm

ac_unit Avg snowfall

—

air Avg wind speed

14.9 km/h (Gentle breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (4.0)

humidity_mid Humidity

70.5%

wb_twilight Sunrise

07:08

nightlight Sunset

18:17

About Atlantic City

Learn more about the host city, Atlantic City.

The entertainment capital of the Eastern Seaboard, Atlantic City is New Jersey's most popular resort destination. Its streets are familiar to anyone who's ever played Monopoly, but board game fans aren't the only ones who want to "take a walk on the Boardwalk". The city's beaches and the famous wood-plank walkway have attracted visitors for more than a century.