Running races in or near Lake Oswego, OR
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Lake Oswego, OR 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 Scared 5K/13K - Portland
Organization: Five Star NTP
Date of Race: 10-11-2025
Description: Grab your costumes kids, or leave all that at home.
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Running 13K - Individual Age group/open
Organization: Five Star NTP
Date of Race: 10-11-2025
Description: Grab your costumes kids, or leave all that at home.
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Muddy Dash - Value Registration- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶7̶4.9̶5̶
Organization: Viral Run
Date of Race: 08-16-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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Scaredy Cat 5K - Individual Age group/open
Organization: Five Star NTP
Date of Race: 10-11-2025
Description: Grab your costumes kids, or leave all that at home.
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10K - Individual Age group/open
Organization: Runwithpaula Events, Inc.
Date of Race: 09-13-2025
Description: AWESOME Half Marathon, 5K 10K held in the City of ...
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Half Marathon - Half
Organization: Runwithpaula Events, Inc.
Date of Race: 05-09-2026
Description: EVENT DATE: Saturday, May 9, 2026 Hippie Chick isTHEORIGINAL women’s race ...
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3.8 Trail Miles - Individual Age group/open
Organization: Runwithpaula Events, Inc.
Date of Race: 11-27-2025
Description: The Turkey Trot will meander through the beautiful tree-lined trails inside ...
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Deadly Double - Individual Age group/open
Organization: Five Star NTP
Date of Race: 10-11-2025
Description: Grab your costumes kids, or leave all that at home.
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Virtual Half marathon - Individual Age group/open
Organization: Runwithpaula Events, Inc.
Date of Race: 09-13-2025
Description: AWESOME Half Marathon, 5K 10K held in the City of ...
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Kids 1/2 Mile Ages 6 & Under - ...
Organization: Runwithpaula Events, Inc.
Date of Race: 11-27-2025
Description: The Turkey Trot will meander through the beautiful tree-lined trails inside ...
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Muddy Dash | Portland
Organization: Viral Run
Date of Race: 08-16-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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Half Marathon - Individual Age group/open
Organization: Runwithpaula Events, Inc.
Date of Race: 09-13-2025
Description: AWESOME Half Marathon, 5K 10K held in the City of ...
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Kids Half Mile - Kids Half Mile (untimed)
Organization: Runwithpaula Events, Inc.
Date of Race: 05-09-2026
Description: EVENT DATE: Saturday, May 9, 2026 Hippie Chick isTHEORIGINAL women’s race ...
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Quarter Marathon - Quarter
Organization: Runwithpaula Events, Inc.
Date of Race: 05-09-2026
Description: EVENT DATE: Saturday, May 9, 2026 Hippie Chick isTHEORIGINAL women’s race ...
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Running-5K - Group-registration team Age group/open
Organization: Kool AF and the Gang
Date of Race: 10-11-2025
Description: Grab your brainy besties and your sense of adventure—it's time to ...
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5K - Individual Age group/open
Organization: Runwithpaula Events, Inc.
Date of Race: 09-13-2025
Description: AWESOME Half Marathon, 5K 10K held in the City of ...
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Virtual 10K - Individual Age group/open
Organization: Runwithpaula Events, Inc.
Date of Race: 09-13-2025
Description: AWESOME Half Marathon, 5K 10K held in the City of ...
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Virtual Half marathon - Virtual Half Marathon
Organization: Runwithpaula Events, Inc.
Date of Race: 05-09-2026
Description: EVENT DATE: Saturday, May 9, 2026 Hippie Chick isTHEORIGINAL women’s race ...
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Virtual Quarter - Virtual Quarter
Organization: Runwithpaula Events, Inc.
Date of Race: 05-09-2026
Description: EVENT DATE: Saturday, May 9, 2026 Hippie Chick isTHEORIGINAL women’s race ...
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Virtual Hippie 5K - Individual Age group/open
Organization: Runwithpaula Events, Inc.
Date of Race: 05-09-2026
Description: EVENT DATE: Saturday, May 9, 2026 Hippie Chick isTHEORIGINAL women’s race ...
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5K - 5K
Organization: Runwithpaula Events, Inc.
Date of Race: 05-09-2026
Description: EVENT DATE: Saturday, May 9, 2026 Hippie Chick isTHEORIGINAL women’s race ...
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Virtual 5K - Individual Age group/open
Organization: Runwithpaula Events, Inc.
Date of Race: 09-13-2025
Description: AWESOME Half Marathon, 5K 10K held in the City of ...
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Virtual - Virtual
Organization: Runwithpaula Events, Inc.
Date of Race: 11-27-2025
Description: The Turkey Trot will meander through the beautiful tree-lined trails inside ...
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Muddy Dash - Exclusive VIP Registration - R̶e̶g̶u̶l̶a̶r̶ ...
Organization: Viral Run
Date of Race: 08-16-2025
Description: Muddy Dash is not your average mud run! Get ready for ...
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Complete list of running events in and near Lake Oswego, OR: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Lake Oswego
About Lake Oswego
Lake Oswego (OR) is a city in Clackamas County with an estimated population of 36,619.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
