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5K races in Boston & Cambridge (2026-27)
Updated
21 5k races are coming up in Boston & Cambridge in the next 90 days; the next is Move for MDS: Boston on Sunday, October 18 in Boston. 25 5k races are listed in Boston & Cambridge for the next 12 months.
All BostonBoston & Cambridge (25)West Suburbs (13)MetroWest & Worcester (27)North Shore & Merrimack Valley (45)South Shore (25)Southern New Hampshire (5)
By date
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Reg. closed
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Reg. closed
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from $35Goes up Oct 24
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from $20
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from $40Goes up Oct 30
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from $45Goes up Oct 25
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from $30Goes up Nov 6
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from $45Goes up Oct 31
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from $30
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from $35
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from $40Goes up Nov 13
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Girls On The Run Greater Boston Fall Season Celebratory 5K
Sun Nov 15 · 9:00 AM · Boston · Boston & Cambridge
5K
from $35Goes up Nov 14 -
from $30Goes up Oct 31
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from $35Goes up Oct 30
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The Braintree High School Thanksgiving Day Turkey Trot 5K
Thu Nov 26 · 8:00 AM · Braintree · Boston & Cambridge
5K
from $30Goes up Oct 30 -
from $30Goes up Oct 31
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from $42.50Goes up Nov 9
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from $30Goes up Nov 29
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Bill Rodgers Somerville Jingle Bell Run & Walk
Sun Dec 13 · 11:00 AM · Somerville · Boston & Cambridge
5K
from $40 -
from $30Goes up Dec 12
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from $25
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from $40Reg. closed
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from $10Goes up May 11
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from $30
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from $25Reg. closed
Quick answers
How many 5k races are in Boston & Cambridge in the next 3 months?
21 5k races are listed in Boston & Cambridge between October 17 and January 15. The next is Move for MDS: Boston on Sunday, October 18 in Boston.
What is the cheapest 5K in Boston & Cambridge right now?
Hollis Hawk Hustle 5K & Community Walk on October 25 has the lowest listed entry fee in the next 90 days: $20. Prices are before the registration platform's processing fee.
When does the next early-bird price end for 5k races in Boston & Cambridge?
Fall Fest: Run & Walk for the Esplanade: the 5K goes from $35 to $50 after October 24. 14 more of these 5k races publish a later price increase.
Are there 5k races in Boston & Cambridge this weekend?
Yes, 1: Move for MDS: Boston (Sun).