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Fall half marathons near Boston (2026)
7 half marathons on the calendar from September to November, starting with Around Cape Ann Half Marathon on Sunday October 18. 1 of them publish an upcoming price increase, so signing up early saves money.
All fall races5K races (90)10K races (4)Half marathons (7)Trail races (15)
By date
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Around Cape Ann Half Marathon
Sun Oct 18 · 9:00 AM · Gloucester · North Shore & Merrimack Valley
Half marathon
from $109 -
PortRun Half Marathon & 5K
Sat Oct 31 · 8:00 AM · Newburyport · North Shore & Merrimack Valley
5KHalf marathon
Reg. closed -
Ocean View Half Marathon & 5K
Sun Nov 1 · 9:00 AM · Ipswich · North Shore & Merrimack Valley
5KHalf marathon
from $49 -
see site
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Harborside Half Marathon & 5K
Sun Nov 8 · 9:00 AM · Newburyport · North Shore & Merrimack Valley
5KHalf marathon
from $49 -
Upton 10.5K and Half Marathon Trail Race
Sun Nov 8 · 9:00 AM · Upton · MetroWest & Worcester
10KHalf marathonTrail
from $30 -
Livestrong at the Y 5K & Half Marathon
Sat Nov 21 · 8:30 AM · Peabody · North Shore & Merrimack Valley
5KHalf marathon
from $40Goes up Nov 20