The Ocean Running Club's Seaside Half Marathon and 5K, held annually in scenic Seaside Heights, New Jersey, is a premier event renowned for its flat and fast course along the iconic Jersey Shore boardwalk and bay area. Participants can choose from three distinct challenges: a Half Marathon, a 5K, or the exciting "Seaside Challenge," which dares runners to complete both the 5K and Half Marathon back-to-back. Beyond the diverse race distances, this community-focused event is praised for its breathtaking ocean views, supportive atmosphere, and the vibrant energy of the seaside town. It offers a memorable experience for runners of all levels, from those chasing a personal best to those simply enjoying the coastal beauty and camaraderie.
Races
Half Marathon and 5 km
Half Marathon
5 km
Race Date:
05 October, 2025
The Seaside Challenge is the ultimate test of endurance within this event, requiring participants to complete both the 5 km (3.1 miles) and the Half Marathon (13.1 miles) back-to-back. This combined event offers a total of 16.2 miles of scenic coastal running in Seaside Heights, New Jersey, providing a unique and rewarding experience for ambitious runners.
Race Date:
05 October, 2025
The Seaside Half Marathon is a 13.1-mile race that guides participants on a two-loop course through the vibrant Seaside Heights, New Jersey. Runners will enjoy stunning oceanfront views and stretches along the iconic boardwalk. The flat terrain makes this half marathon an excellent opportunity for achieving personal bests.
Race Date:
05 October, 2025
The Seaside 5K is a 3.1-mile (5 km) race offering a picturesque and flat course along the Jersey Shore boardwalk and surrounding areas of Seaside Heights, New Jersey. This event is designed to be accessible for runners and walkers of all levels, providing a scenic and enjoyable experience.
Weather based on historical averages.
FAQs
What is the Seaside Challenge?
How long is the Seaside Challenge?
Where does the Seaside Challenge take place?
What is the elevation gain of the Seaside Challenge?
How can I prepare for the Seaside Challenge?
How do I choose the right training plan for the Seaside Challenge?
The Seaside Challenge is the ultimate test of endurance within this event, requiring participants to complete both the 5 km (3.1 miles) and the Half Marathon (13.1 miles) back-to-back. This combined event offers a total of 16.2 miles of scenic coastal running in Seaside Heights, New Jersey, providing a unique and rewarding experience for ambitious runners.
The Seaside Challenge is 26km long.
The Seaside Challenge takes place in Seaside Park, New Jersey, United States of America.
Runna classifies the Seaside Challenge elevation profile as Flat.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Seaside Challenge?
The Seaside Challenge is the ultimate test of endurance within this event, requiring participants to complete both the 5 km (3.1 miles) and the Half Marathon (13.1 miles) back-to-back. This combined event offers a total of 16.2 miles of scenic coastal running in Seaside Heights, New Jersey, providing a unique and rewarding experience for ambitious runners.
How long is the Seaside Challenge?
The Seaside Challenge is 26km long.
Where does the Seaside Challenge take place?
The Seaside Challenge takes place in Seaside Park, New Jersey, United States of America.
What is the elevation gain of the Seaside Challenge?
Runna classifies the Seaside Challenge elevation profile as Flat.
How can I prepare for the Seaside Challenge?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Seaside Challenge?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Seaside Half Marathon?
How long is the Seaside Half Marathon?
Where does the Seaside Half Marathon take place?
What is the elevation gain of the Seaside Half Marathon?
How can I prepare for the Seaside Half Marathon?
How do I choose the right training plan for the Seaside Half Marathon?
The Seaside Half Marathon is a 13.1-mile race that guides participants on a two-loop course through the vibrant Seaside Heights, New Jersey. Runners will enjoy stunning oceanfront views and stretches along the iconic boardwalk. The flat terrain makes this half marathon an excellent opportunity for achieving personal bests.
The Seaside Half Marathon is 21km long.
The Seaside Half Marathon takes place in Seaside Park, New Jersey, United States of America.
Runna classifies the Seaside Half Marathon elevation profile as Flat.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Seaside Half Marathon?
The Seaside Half Marathon is a 13.1-mile race that guides participants on a two-loop course through the vibrant Seaside Heights, New Jersey. Runners will enjoy stunning oceanfront views and stretches along the iconic boardwalk. The flat terrain makes this half marathon an excellent opportunity for achieving personal bests.
How long is the Seaside Half Marathon?
The Seaside Half Marathon is 21km long.
Where does the Seaside Half Marathon take place?
The Seaside Half Marathon takes place in Seaside Park, New Jersey, United States of America.
What is the elevation gain of the Seaside Half Marathon?
Runna classifies the Seaside Half Marathon elevation profile as Flat.
How can I prepare for the Seaside Half Marathon?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Seaside Half Marathon?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Seaside 5K?
How long is the Seaside 5K?
Where does the Seaside 5K take place?
What is the elevation gain of the Seaside 5K?
How can I prepare for the Seaside 5K?
How do I choose the right training plan for the Seaside 5K?
The Seaside 5K is a 3.1-mile (5 km) race offering a picturesque and flat course along the Jersey Shore boardwalk and surrounding areas of Seaside Heights, New Jersey. This event is designed to be accessible for runners and walkers of all levels, providing a scenic and enjoyable experience.
The Seaside 5K is 5km long.
The Seaside 5K takes place in Seaside Park, New Jersey, United States of America.
Runna classifies the Seaside 5K elevation profile as Flat.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Seaside 5K?
The Seaside 5K is a 3.1-mile (5 km) race offering a picturesque and flat course along the Jersey Shore boardwalk and surrounding areas of Seaside Heights, New Jersey. This event is designed to be accessible for runners and walkers of all levels, providing a scenic and enjoyable experience.
How long is the Seaside 5K?
The Seaside 5K is 5km long.
Where does the Seaside 5K take place?
The Seaside 5K takes place in Seaside Park, New Jersey, United States of America.
What is the elevation gain of the Seaside 5K?
Runna classifies the Seaside 5K elevation profile as Flat.
How can I prepare for the Seaside 5K?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Seaside 5K?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
More
Sport:
Running
Tags:
Coastal
Park
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Ocean Running Club's Seaside Half Marathon and 5K or Great Ocean Road Running Festival. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Ocean Running Club's Seaside Half Marathon and 5K website.
