Running races in or near Mamaroneck, NY
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Mamaroneck, NY area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
CP-CE1 Running Club FRI
Organization: Lycee Francais de New York
Date of Race: 09-08-2026
Description: Join Kicks Run Club and watch your child build confidence, endurance, ...
View Race Details View on Map
CP-CE1 Running Club FRI
Organization: Lycee Francais de New York
Date of Race: 09-08-2026
Description: Join Kicks Run Club and watch your child build confidence, endurance, ...
View Race Details View on Map
CP-CE1 Running Club WED
Organization: Lycee Francais de New York
Date of Race: 09-08-2026
Description: Join Kicks Run Club and watch your child build confidence, endurance, ...
View Race Details View on Map
CP-CE1 Running Club WED
Organization: Lycee Francais de New York
Date of Race: 09-08-2026
Description: Join Kicks Run Club and watch your child build confidence, endurance, ...
View Race Details View on Map
CE2-CM1-CM2 Running Club FRI
Organization: Lycee Francais de New York
Date of Race: 09-08-2026
Description: Join Kicks Run Club and watch your child build confidence, endurance, ...
View Race Details View on Map
CE2-CM1-CM2 Running Club WED
Organization: Lycee Francais de New York
Date of Race: 09-08-2026
Description: Join Kicks Run Club and watch your child build confidence, endurance, ...
View Race Details View on Map
CE2-CM1-CM2 Running Club WED
Organization: Lycee Francais de New York
Date of Race: 09-08-2026
Description: Join Kicks Run Club and watch your child build confidence, endurance, ...
View Race Details View on Map
CE2-CM1-CM2 Running Club FRI
Organization: Lycee Francais de New York
Date of Race: 09-08-2026
Description: Join Kicks Run Club and watch your child build confidence, endurance, ...
View Race Details View on Map
5K - SEP 26 - Individual
Organization: Du City Tri Runs, Inc.
Date of Race: 09-26-2026
Description: The seldom seen
View Race Details View on Map
5K - Individual registration
Organization: Du City Tri Runs, Inc.
Date of Race: 11-14-2026
Description: Event details and schedule
View Race Details View on Map
Running-Half marathon - Individual Age group/open
Organization: Trimara Inc.
Date of Race: 09-20-2026
Description: The Race Guys decided that Prospect Park ...
View Race Details View on Map
Half - Oct 4 - 13.1 miles
Organization: Du City Tri Runs, Inc.
Date of Race: 10-04-2026
Description: The JC Green Half Marathon, 10K, 5K ...
View Race Details View on Map
HALF MARATHON - Individual registration
Organization: Du City Tri Runs, Inc.
Date of Race: 11-14-2026
Description: Event details and schedule
View Race Details View on Map
10K - Individual registration
Organization: Du City Tri Runs, Inc.
Date of Race: 11-14-2026
Description: Event details and schedule
View Race Details View on Map
The New Yorker 10k, 5k @ Riverside Park
Organization: Du City Tri Runs, Inc.
Date of Race: 09-26-2026
Description: The seldom seen
View Race Details View on Map
The NYC Skyline
Organization: Du City Tri Runs, Inc.
Date of Race: 11-14-2026
Description: Event details and schedule
View Race Details View on Map
The Prospect Park Half Marathon 2026!
Organization: Trimara Inc.
Date of Race: 09-20-2026
Description: The Race Guys decided that Prospect Park ...
View Race Details View on Map
5K - Nov. 8 - Individual registration
Organization: Du City Tri Runs, Inc.
Date of Race: 11-08-2026
Description: Brooklyn is NYC’s most populous borough and has a rich running ...
View Race Details View on Map
10K - SEP 26 - Individual
Organization: Du City Tri Runs, Inc.
Date of Race: 09-26-2026
Description: The seldom seen
View Race Details View on Map
10K - Oct 4 - 10k
Organization: Du City Tri Runs, Inc.
Date of Race: 10-04-2026
Description: The JC Green Half Marathon, 10K, 5K ...
View Race Details View on Map
10K - Individual
Organization: Du City Tri Runs, Inc.
Date of Race: 08-16-2026
Description: We are proud and excited to hold the First ...
View Race Details View on Map
5K - Individual
Organization: Du City Tri Runs, Inc.
Date of Race: 08-16-2026
Description: We are proud and excited to hold the First ...
View Race Details View on Map
10K - Nov. 8 - Individual registration
Organization: Du City Tri Runs, Inc.
Date of Race: 11-08-2026
Description: Brooklyn is NYC’s most populous borough and has a rich running ...
View Race Details View on Map
5K - Oct 4 - 5k
Organization: Du City Tri Runs, Inc.
Date of Race: 10-04-2026
Description: The JC Green Half Marathon, 10K, 5K ...
View Race Details View on Map
HALF - Individual
Organization: Du City Tri Runs, Inc.
Date of Race: 08-16-2026
Description: We are proud and excited to hold the First ...
View Race Details View on Map
Complete list of running events in and near Mamaroneck, NY: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Mamaroneck
About Mamaroneck
Mamaroneck (NY) is a village in Westchester County with an estimated population of 18,929.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
Historically, more marathons are run in the month of October than any other month (in the U.S.).
