Upcoming Half Marathon Races Near Hillsborough County, NH in October, 2026

Name: Cambridge Half Marathon + 5K
Start: 2026-10-31
End: 2026-10-31
Location: Cambridge

Eversource Hartford Marathon, Half Marathon, Re...

Hartford, CT

Saturday, October 10th, 2026

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Marathon

Half

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Baystate Marathon

Lowell, MA

Sunday, October 18th, 2026

Marathon

Half

Seacoast Half Marathon

Portsmouth, NH

Sunday, October 25th, 2026

Half

Cambridge Half Marathon + 5K

Cambridge, MA

Saturday, October 31st, 2026

Half

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