Shamrock Run

USATF Certified

Sunday, March 14, 2027

Portland, Oregon

USATFCourse

Course Information

USATF Certified Course

OR26002JH · Expires 2036

Certified Course Name

Shamrock Half Marathon

Net Drop

+0.05

m/km

Separation

2.3%

start to finish

This course is relatively flat with minimal net elevation change. Loop course — start and finish are close together.

View USATF Course Map (PDF)

Race Details

Race Day

Sunday, March 14, 2027

Course

Loop

Also Offers

15K8K5K run | kids run

Registration

Race Website

Official race information

Historical Weather

☀

Avg High

53°F

☽

Avg Low

36°F

☂

Precip

0.2 in

🍃

Wind

10.2 mph

80% humidity·Based on 5-year historical data

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Course Information

USATF Certified Course

OR26002JH · Expires 2036

Certified Course Name

Shamrock Half Marathon

Net Drop

+0.05

m/km

Separation

2.3%

start to finish

This course is relatively flat with minimal net elevation change. Loop course — start and finish are close together.

View USATF Course Map (PDF)

Race Details

Race Day

Sunday, March 14, 2027

Course

Loop

Also Offers

15K8K5K run | kids run

Registration

Race Website

Official race information