Island Spring Half Marathon

APR
26
2026
Run the Island Spring Half Marathon in Alameda on April 26, 2026, over flat, scenic courses around Alameda Point and the USS Hornet. Finish with music, food and a lively post race expo for runners and families.
Sun 26 Apr 2026
Half Marathon 10 kilometers 5 kilometers

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Island Spring Half Marathon : April 26, 2026

The Island Spring Half Marathon takes place on April 26, 2026 in Alameda, California. The venue is Alameda Point at Faction Brewery, 2501 Monarch St. The event is a fundraiser for the Alameda Hospital Foundation and serves as the kickoff of the Island Race Series. The 2026 program adds a half marathon distance to the event lineup.

Events, course and logistics

  • 5k Run/Walk
  • 1 Mile Fun Run (open to ages 12 and under)
  • 10K Run
  • Half Marathon

The courses showcase parts of Alameda Point, new parks on the west end of Alameda, the USS Hornet and coastal trails. The route is described as flat and the 10K returns as part of the USATF 10K circuit. The event includes a post-race expo, music, food and age-group awards. Packet pickup is scheduled April 23-25 at Lauren's Closet, 1420 Park St., Alameda. Race morning registration will be available at Faction Brewery. Participants who run both the Spring Half and the Island Festival Half are eligible to receive a "half and half" hoodie. Visit the organization's website for the most recent information.

Half Marathon
Island Spring Half Marathon
10 km
10k Run
5 km
5k Run/walk
1 Mile Fun Run