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San Jose Half Marathon & 8K

location_on

calendar_today 31 May, 2026

directions_run Running

sell $21.90 – $109.50

About the Event

The San Jose Half Marathon & 8K takes place on Saturday, 30 May and Sunday, 31 May 2026 at Santana Row in San Jose, California. This running party features a flat and fast half marathon course and an 8K (5 miles), both including the festive Mariachi Mile. Saturday events include the Speed City Mile and a Kids Fun Run (408 Kids Fun Run). The race starts and finishes at Santana Row, with post‑race specials at some of the Bay Area's best restaurants and bars. The event benefits Special Olympics Northern California (39% of $10,000 goal raised as of now).

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Event	Day / Date	Start Time	Inclusions	Course Highlight
Half Marathon (13.1 miles)	Sunday, 31 May 2026	7:30 AM PDT (start time per schedule, though text mentions 8:00 am)备	100% organic cotton t‑shirt + finisher medal	Flat & fast + Mariachi Mile
8K (5 miles)	Sunday, 31 May 2026	7:30 AM PDT	100% organic cotton t‑shirt + finisher medal	Festive Mariachi Mile
Speed City Mile	Saturday, 30 May 2026	9:00 AM PDT	Unique Speed City Mile pin	Fun 1‑mile race
408 Kids Fun Run	Saturday, 30 May 2026	9:00 AM PDT	Finisher medal (100m to 1K, based on age)	Youth race
Remote Runner (virtual)	Any day	Self‑directed	100% organic cotton t‑shirt + finisher medal + bib (shipped)	Run half marathon or 8K remotely

Important information:

All registration fees are non‑refundable (no exceptions for injury, family/business emergency, medical emergency, or course changes due to acts of nature).
No strollers are permitted during the race.
The half marathon and 8K are chip‑timed.
The race is the only event to start and finish at Santana Row.

For more information, contact Run Local via the event website. Register before 7 May 2026 to secure your spot. The half marathon and 8K are limited to 2,500 participants each.

Races Offered

8k

May 31, 2026

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Distance — 8km

terrain

Type — Running

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07:30

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$60.23

Half Marathon

May 31, 2026

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Distance — 21km

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Type — Running

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07:30

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$109.50

Kaiser Permanente 408 Kids Fun Run

May 31, 2026

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Distance — 0.4km

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Type — Running

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07:30

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$21.90

Speed City Mile

May 31, 2026

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Distance — 1mi

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Type — Running

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07:30

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$21.90

Weather History

These values represent the 3-year monthly averages for May in San Jose.

thermostat Temperature

11.3° / 24.3°

wb_sunny Feels like

10.0° / 20.8°

light_mode Avg sunshine hours

12h 44m

water_drop Avg rainfall

0.5 mm

ac_unit Avg snowfall

—

air Avg wind speed

8.7 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

High (6.0)

humidity_mid Humidity

60.6%

wb_twilight Sunrise

05:58

nightlight Sunset

20:09

About San Jose

Learn more about the host city, San Jose.

Often called "the capital of Silicon Valley", San Jose is the largest city in the Bay Area, 3rd largest in California, and the 12th largest city in the United States, with a population of over 997,000 residents as of 2024. It was named the 6th safest big city in the U.S. in 2015. This clean, sprawling metropolis has sports, beautiful vistas, and ethnic enclaves and bleeds into the greater Bay Area for travelers who want to take their time in Northern California.