B.A.A. Half Marathon
Race Date
Nov 9, 2025
Location
Boston, MA
Course Info
USATF CertifiedCourse Type
Loop Course
Terrain
road
Difficulty
Rolling Hills
Elevation Gain
0'
Net Drop/km
0 m (Flat)
Separation
0.0%
USATF Certified Course
MA25022JK
Relatively flat with minimal net elevation change. Loop course — start and finish are close together.
Quality Score
Runner Favorite8224 years running
~6,136 finishers a year
growing or steady
27% returning runners
USATF certified
runners from 1 state
winner 1:00:59
typical high 57°F
Race Day Weather
5-year historical avgStart (Low)
41°
Afternoon (High)
57°
Ideal racing weather — cool and comfortable
0.1"
Precipitation
13 mph
Wind
71%
Humidity
Historical Finish Times
How 112,401 finishers actually crossed the line across 24 years.
Most recent
2025
Total finishers
112,401
Median time
2:09:10
Latest turnout
6,475
States
51
Turnout by year
2017–2025
Hover the histogram to inspect specific finish times.
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