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Clifford Calderwood

MaleMassachusetts2022–2026

3

Total Finishes

1

Distinct Races

1

States (2%)

1:40:52

PR (7:42/mi)

1:41:45

Average

+0:00:00

Slower (first→last)

Medal House

2026

Duxbury Half Marathon

Duxbury, MA

1:40:52
#30 overall
roadflat
2023

Duxbury Half Marathon

Duxbury, MA

1:43:30
#29 overall#25 gender
roadflat
2022

Duxbury Half Marathon

Duxbury, MA

1:40:52
#30 overall#18 gender
roadflat

Performance Timeline

PR 1:40:5220221:40:5220231:43:3020261:40:52

Complete Race Log

YearRaceStateTimePlace
2026Duxbury Half MarathonDuxburyMA1:40:52#30
2023Duxbury Half MarathonDuxburyMA1:43:30#29
2022Duxbury Half MarathonDuxburyMA1:40:52#30

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

MAMassachusetts
3 races

50-State Challenge

1/ 51 states + DC

50 states to go