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MARINE CORPS MARATHON 2025

Justin Fields

Gaithersburg, MD

Bib: 36962 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Division (M50-54)
#0 / 1638
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
27 ft elev
5K· 3.11 mi
11:16/mi
35:00
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:38/mi
1:08:02
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:35/mi
1:40:55
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:53/mi
2:21:30
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
11:30/mi
2:50:06
↑ 350.2%
30 ft elev
30K· 18.64 mi
14:05/mi
3:33:51
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
14:03/mi
4:17:31
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
13:12/mi
4:58:33
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:46/mi
5:15:58
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:21:3010:51 /mi⚡ faster
2nd Half
2:54:2813:15 /mi+23.3%
Positive split — 23.3% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:22:0435:0011:1635:00
11:16
-
10K
6.21 mi08:55:061:08:0210:5733:02
10:38
-0:38
15K
9.32 mi09:27:591:40:5510:5032:53
10:35
-0:03
21K
13.05 mi10:08:342:21:3010:5140:35
10:53
+0:18
25K
15.53 mi10:37:102:50:0610:5728:36
11:30
+0:37
30K
18.64 mi11:20:553:33:5111:2843:45
14:05
+2:35
35K
21.75 mi12:04:354:17:3111:5043:40
14:03
-0:02
40K
24.85 mi12:45:374:58:3312:0141:02
13:12
-0:51
Finish
26.22 mi13:03:025:15:5812:0417:25
12:46
-0:26

Checkpoints & Pacing

Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

10:35 /mi

Average Pace

12:04 /mi

Slowest Pace

14:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:05:55

21% of race

Time at Steady Pace

1:44:11

33% of race

Time at Slower Pace

2:25:52

46% of race

Average Pace: 12:03 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:22:0435:0011:1635:00
11:16
#19880
10K
6.21 mi08:55:061:08:0210:5733:02
10:38
#19914
15K
9.32 mi09:27:591:40:5510:5032:53
10:35
#19226
21K
13.05 mi10:08:342:21:3010:5140:35
10:53
#18602
25K
15.53 mi10:37:102:50:0610:5728:36
11:30
#18804
30K
18.64 mi11:20:553:33:5111:2843:45
14:05
#20319
35K
21.75 mi12:04:354:17:3111:5043:40
14:03
#20906
40K
24.85 mi12:45:374:58:3312:0141:02
13:12
#20564
Finish
26.22 mi13:03:025:15:5812:0417:25
12:46
#20406
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi198801289910331837712123951
10K6.21 mi3.10 mi19914-3412943-441044-1119948129841047
15K9.32 mi3.11 mi19226+68812602+3411012+321837712123951
21K13.05 mi3.73 mi18602+62412234+368967+451787911792916
25K15.53 mi2.48 mi18804-20212295-61978-1120042126571014
30K18.64 mi3.11 mi20319-151512963-6681043-6524762148381300
35K21.75 mi3.11 mi20906-58713177-2141078-3523182137661179
40K24.85 mi3.10 mi20564+34212905+2721042+361896711394915
Finish26.22 mi1.37 mi20406+15812796+1091030+121847211118866

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×18story building
+279ft-164ft

Overall

18377

Males

12123

M50-54

12123

5K→10K

3.1 - 6.2 mi

Top 66%
×11story building
+103ft-217ft

Overall

19948

Males

12984

M50-54

12984

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+51ft-55ft

Overall

18377

Males

12123

M50-54

12123

15K→21K

9.3 - 13.1 mi

Top 60%
×1story
+20ft-37ft

Overall

17879

Males

11792

M50-54

11792

21K→25K

13.1 - 15.5 mi

Top 67%
×2story building
+35ft-8ft

Overall

20042

Males

12657

M50-54

12657

25K→30K

15.5 - 18.6 mi

Top 82%
×2story building
+58ft-57ft

Overall

24762

Males

14838

M50-54

14838

30K→35K

18.6 - 21.8 mi

Top 77%
×2story building
+98ft-92ft

Overall

23182

Males

13766

M50-54

13766

35K→40K

21.8 - 24.9 mi

Top 63%
×2story building
+36ft-53ft

Overall

18967

Males

11394

M50-54

11394

40K→Finish

24.9 - 26.2 mi

Top 61%
×5story building
+80ft-24ft

Overall

18472

Males

11118

M50-54

11118

Passing Analysis

Category:
Athletes Passed
3295*
Passed By
3821
Net Change
-526
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19880
5K → 10K463*497-34#19880#19914
10K → 15K805*117+688#19914#19226
15K → 21K823*199+624#19226#18602
21K → 25K288*490-202#18602#18804
25K → 30K88*1603-1515#18804#20319
30K → 35K154*741-587#20319#20906
35K → 40K483*141+342#20906#20564
40K → Finish191*33+158#20564#20406
TOTALS3295*3821-526

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Questions or issues regarding timing data?

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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions