Running races in or near Valley Stream, NY
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Valley Stream, 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
Organization: Trimara Inc.
Date of Race: 10-03-2026
Description: With the famous ...
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Running-Half marathon - Individual
Organization: Trimara Inc.
Date of Race: 12-20-2026
Description: Tis the season to be running the Holiday ...
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Running-Half marathon - Individual
Organization: Trimara Inc.
Date of Race: 10-03-2026
Description: With the famous ...
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Running-Half marathon - Individual
Organization: Trimara Inc.
Date of Race: 10-03-2026
Description: With the famous ...
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Running-Half marathon - Individual - HM
Organization: External_ORG_May
Date of Race: 10-16-2026
Description: Event details and schedule
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Running-10K - Individual - 10k - FEE
Organization: External_ORG_May
Date of Race: 10-16-2026
Description: Event details and schedule
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10K - Oct 4 - 10k
Organization: Du City Tri Runs, Inc.
Date of Race: 10-04-2026
Description: The JC Green Half Marathon, 10K, 5K ...
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OCT 11 - 10K - Individual Age group/open
Organization: Du City Tri Runs, Inc.
Date of Race: 10-11-2026
Description: Please always check our website: http://www.citytri.com for updates. Welcome to ...
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10K - Individual Age group/open
Organization: Du City Tri Runs, Inc.
Date of Race: 10-31-2026
Description: Get your running costume on and run with the ghosts!!! A ...
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The NYC Skyline
Organization: Du City Tri Runs, Inc.
Date of Race: 11-14-2026
Description: Everyone knows the best view of Manhattan isn't in Manhattan. The ...
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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 ...
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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 ...
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5K - Oct 4 - 5k
Organization: Du City Tri Runs, Inc.
Date of Race: 10-04-2026
Description: The JC Green Half Marathon, 10K, 5K ...
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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 ...
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The JC Green Fall Half lMarathon, 10k, 5k ...
Organization: Du City Tri Runs, Inc.
Date of Race: 10-04-2026
Description: The JC Green Half Marathon, 10K, 5K ...
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5K - Individual Age group/open
Organization: Du City Tri Runs, Inc.
Date of Race: 10-31-2026
Description: Get your running costume on and run with the ghosts!!! A ...
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5K - Individual registration
Organization: Du City Tri Runs, Inc.
Date of Race: 11-14-2026
Description: Everyone knows the best view of Manhattan isn't in Manhattan. The ...
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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 ...
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HALF MARATHON - Individual registration
Organization: Du City Tri Runs, Inc.
Date of Race: 11-14-2026
Description: Everyone knows the best view of Manhattan isn't in Manhattan. The ...
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10K - Individual registration
Organization: Du City Tri Runs, Inc.
Date of Race: 11-14-2026
Description: Everyone knows the best view of Manhattan isn't in Manhattan. The ...
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The Holiday Half Marathon!
Organization: Trimara Inc.
Date of Race: 12-20-2026
Description: Tis the season to be running the Holiday ...
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Event for S290 order refund permission
Organization: External_ORG_May
Date of Race: 10-16-2026
Description: Event details and schedule
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The NJ Halloween Half Marathon, 10K, and 5K
Organization: Du City Tri Runs, Inc.
Date of Race: 10-31-2026
Description: Get your running costume on and run with the ghosts!!! A ...
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The Brooklynite Fall 10K & 5K
Organization: Du City Tri Runs, Inc.
Date of Race: 10-11-2026
Description: Please always check our website: http://www.citytri.com for updates. Welcome to ...
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The Bay Ridge Half Marathon!
Organization: Trimara Inc.
Date of Race: 10-03-2026
Description: With the famous ...
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Complete list of running events in and near Valley Stream, NY: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Valley Stream
About Valley Stream
Valley Stream (NY) is a village in Nassau County with an estimated population of 37,511.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
