Running races in or near Old Westbury, NY
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Old Westbury, 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.
Running-Half marathon - Individual - HM
Organization: External_ORG_May
Date of Race: 10-16-2026
Description: Event details and schedule
View Race Details View on Map
Running-10K - Individual - 10k - FEE
Organization: External_ORG_May
Date of Race: 10-16-2026
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
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
Bubble Run - Value Registrations- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶5̶4̶.̶9̶5̶
Organization: Viral Run
Date of Race: 10-10-2026
Description: If you’ve done a traditional 5K, you know they ...
View Race Details View on Map
Bubble Run - Exclusive VIP Registration- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ ...
Organization: Viral Run
Date of Race: 10-10-2026
Description: If you’ve done a traditional 5K, you know they ...
View Race Details View on Map
Bubble Run | New York 2026
Organization: Viral Run
Date of Race: 10-10-2026
Description: If you’ve done a traditional 5K, you know they ...
View Race Details View on Map
The Brooklyn Fall Half
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
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
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
Event for S290 order refund permission
Organization: External_ORG_May
Date of Race: 10-16-2026
Description: Event details and schedule
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
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
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
Half - 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
Planet NY Half Marathon, 10K, 5K - 2026
Organization: Du City Tri Runs, Inc.
Date of Race: 09-19-2026
Description:
View Race Details View on Map
9/11 Memorial and Museum
Organization: Smithtown Recreation Department
Date of Race: 09-16-2026
Description: DescriptionVisit the 9/11 Memorial and Museum in NYC. A national ...
View Race Details View on Map
Middle School Boys & Girls Winter Track
Organization: Lycée Français de New York
Date of Race: 11-03-2026
Description: Middle School Boys and Girls Indoor Track: The team will practice ...
View Race Details View on Map
Complete list of running events in and near Old Westbury, NY: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Old Westbury
About Old Westbury
Old Westbury (NY) is a village in Nassau County with an estimated population of 4,671.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
