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Races in Lake Oswego, OR

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.

Road Runner Sports

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.

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.

Starlight 5K - Starlight 5K

Organization: Runwithpaula Events, Inc.

Date of Race: 05-31-2025

Description: Are you ready to be part of Portland's biggest blast of ...

Ninja Warrior Parkour Camp

Organization: City of Lake Oswego

Date of Race: 07-14-2025

Description: DescriptionLearn to jump, vault, tumble, bounce and ...

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.

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 ...

Virtual Half marathon - Individual Age group/open

Organization: Runwithpaula Events, Inc.

Date of Race: 07-04-2025

Description: Join us on Independence Day 2025, Friday, July 4th at beautiful ...

Half Marathon - Individual Age group/open

Organization: Five Star NTP

Date of Race: 07-05-2025

Description: "Oh what fun~ it is to ride in a one horse ...

Virtual Half Marathon - Individual Age group/open

Organization: Five Star NTP

Date of Race: 07-05-2025

Description: "Oh what fun~ it is to ride in a one horse ...

Starlight 5K - Student (ages 7-18)

Organization: Runwithpaula Events, Inc.

Date of Race: 05-31-2025

Description: Are you ready to be part of Portland's biggest blast of ...

Independence Day 10K - 10K

Organization: Runwithpaula Events, Inc.

Date of Race: 07-04-2025

Description: Join us on Independence Day 2025, Friday, July 4th at beautiful ...

Balloon Festival 5k Fun Run

Organization: Tigard Parks and Recreation

Date of Race: 06-21-2025

Description: DescriptionJoin Parks & Rec for a 5k Fun Run at the ...

Balloon Festival 5k Fun Run

Organization: Tigard Parks and Recreation

Date of Race: 06-21-2025

Description: DescriptionJoin Parks & Rec for a 5k Fun Run at the ...

5K - Individual Age group/open

Organization: Five Star NTP

Date of Race: 07-05-2025

Description: "Oh what fun~ it is to ride in a one horse ...

Ninja Warrior Parkour Camp

Organization: City of Lake Oswego

Date of Race: 07-28-2025

Description: DescriptionLearn to jump, vault, tumble, bounce and ...

Skyhawks Track & Field Camp (Half Day)

Organization: City of Lake Oswego

Date of Race: 08-04-2025

Description: DescriptionSkyhawks Sports ...

Skyhawks Track & Field Camp (Half Day)

Organization: City of Lake Oswego

Date of Race: 06-30-2025

Description: DescriptionSkyhawks Sports ...

Virtual 10K - Individual Age group/open

Organization: Runwithpaula Events, Inc.

Date of Race: 07-04-2025

Description: Join us on Independence Day 2025, Friday, July 4th at beautiful ...

Virtual 5K - Individual Age group/open

Organization: Five Star NTP

Date of Race: 07-05-2025

Description: "Oh what fun~ it is to ride in a one horse ...

Virtual 10K - Individual Age group/open

Organization: Five Star NTP

Date of Race: 07-05-2025

Description: "Oh what fun~ it is to ride in a one horse ...

Ninja Warrior Parkour Camp

Organization: City of Lake Oswego

Date of Race: 07-28-2025

Description: DescriptionLearn to jump, vault, tumble, bounce and ...

Skyhawks Track & Field Camp (Half Day)

Organization: City of Lake Oswego

Date of Race: 08-04-2025

Description: DescriptionSkyhawks Sports ...

Skyhawks Track & Field Camp (Half Day)

Organization: City of Lake Oswego

Date of Race: 06-30-2025

Description: DescriptionSkyhawks Sports ...

Independence Day 13.1 - Half Marathon

Organization: Runwithpaula Events, Inc.

Date of Race: 07-04-2025

Description: Join us on Independence Day 2025, Friday, July 4th at beautiful ...

Independence Day 5K - 5K

Organization: Runwithpaula Events, Inc.

Date of Race: 07-04-2025

Description: Join us on Independence Day 2025, Friday, July 4th at beautiful ...

Road Runner Sports

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.

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