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

Norfolk Land Trust Trail Race Series/Haystack M...

Norfolk, CT

Sunday, October 4th, 2026

Featured

10K

Half

Trail

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Eversource Hartford Marathon, Half Marathon, Re...

Hartford, CT

Saturday, October 10th, 2026

Marathon

Half

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

Fast

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