Running races in or near Clayton, CA
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Clayton, CA 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.
Muddy Dash - Value Registration- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶7̶4.9̶5̶
Organization: Viral Run
Date of Race: 11-08-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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Muddy Dash | Sacramento
Organization: Viral Run
Date of Race: 11-08-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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Muddy Dash - Exclusive VIP Registration - R̶e̶g̶u̶l̶a̶r̶ ...
Organization: Viral Run
Date of Race: 11-22-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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Muddy Dash - VALUE REGISTRATION - R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ ...
Organization: Viral Run
Date of Race: 11-22-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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5K - Individual Age group/open
Organization: Special Olympics Northern California
Date of Race: 03-21-2026
Description: Join Special Olympics Northern California for the coolest event ...
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Running-1 Mile - Individual Age group/open
Organization: Special Olympics Northern California
Date of Race: 03-21-2026
Description: Join Special Olympics Northern California for the coolest event ...
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Muddy Dash - Exclusive VIP Registration - R̶e̶g̶u̶l̶a̶r̶ ...
Organization: Viral Run
Date of Race: 11-08-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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2026 Bay Area 5K & Polar Plunge
Organization: Special Olympics Northern California
Date of Race: 03-21-2026
Description: Join Special Olympics Northern California for the coolest event ...
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Muddy Dash | Bay Area
Organization: Viral Run
Date of Race: 11-22-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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DPIE Gala 2025 - Bollywood meets Hollywood
Organization: Dublin Partners in Education-2
Date of Race: 11-14-2025
Description: Event details and schedule
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Track & Field - Boys - ACLC/Nea
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Boys track and field registration. All eligible student-athletes are welcome ...
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Track & Field - Boys - AOA
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Boys track and field registration. All eligible student-athletes are welcome ...
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Track & Field - Girls - ACLC/Nea
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Girls track and field registration. All eligible student-athletes are welcome ...
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Track & Field - Girls - Wood
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Girls track and field registration. All eligible student-athletes are welcome ...
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Track & Field - Girls - Encinal
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Girls track and field registration. All eligible student-athletes are welcome ...
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Track & Field - Boys - Wood
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Boys track and field registration. All eligible student-athletes are welcome ...
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Track & Field - Girls - AOA
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Girls track and field registration. All eligible student-athletes are welcome ...
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Track & Field - Boys - Encinal
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Boys track and field registration. All eligible student-athletes are welcome to ...
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Track & Field - Girls - Lincoln
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Girls track and field registration. All eligible student-athletes are welcome ...
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Track & Field - Boys - Lincoln
Organization: Alameda Education Foundation
Date of Race: 03-05-2026
Description: Boys track and field registration. All eligible student-athletes are welcome ...
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San Francisco Fall Camp
Organization: Rubio Long Snapping
Date of Race: 12-07-2025
Description: These camps, which are OPEN TO ALL LEVELS of Long Snappers, ...
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Baseball - Sun - Age 4-5
Organization: One Village Sports
Date of Race: 11-02-2025
Description: 7 Classes No Class on 11/30 for Thanksgiving Break 50 min.
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San Francisco Fall Camp
Organization: Rubio Long Snapping
Date of Race: 11-22-2026
Description: These camps, which are OPEN TO ALL LEVELS of Long Snappers, ...
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San Francisco Spring Camp
Organization: Rubio Long Snapping
Date of Race: 03-08-2026
Description: These camps, which are OPEN TO ALL LEVELS of Long Snappers, ...
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Complete list of running events in and near Clayton, CA: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Clayton
About Clayton
Clayton (CA) is a city in Contra Costa County with an estimated population of 10,897.[4]
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Did you know?
Historically, more marathons are run in the month of October than any other month (in the U.S.).
