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MARINE CORPS MARATHON 2025

Hunter Dempster

Woodbridge, VA

Bib: 8352 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 20%
Gender (Male)
#0 / 17709
Top 25%
Division (M25-29)
#0 / 2720
Top 34%
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
10:06/mi
31:23
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:44/mi
1:01:37
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:12/mi
1:30:13
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:52/mi
2:03:16
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:36/mi
2:24:38
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:20/mi
2:53:39
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:11/mi
3:19:03
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:06/mi
3:44:14
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:42/mi
3:56:06
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21K
Distance13.05 mi
Time2:03:16
Pace9:27 /mi
2nd Half✓ Faster
Distance13.17 mi
Time1:52:50
Pace8:34 /mi
📊Negative Split: 8.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:5531:2310:0631:23
10:06
-
10K
6.21 mi08:45:091:01:379:5530:14
9:44
-0:22
15K
9.32 mi09:13:451:30:139:4128:36
9:12
-0:32
21K
13.05 mi09:46:482:03:169:2733:03
8:52
-0:20
25K
15.53 mi10:08:102:24:389:1921:22
8:36
-0:16
30K
18.64 mi10:37:112:53:399:1929:01
9:20
+0:44
35K
21.75 mi11:02:353:19:039:0925:24
8:11
-1:09
40K
24.85 mi11:27:463:44:149:0125:11
8:06
-0:05
Finish
26.22 mi11:39:383:56:069:0111:52
8:42
+0:36

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

8:06 /mi

Average Pace

9:01 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

50:35

21% of race

Time at Steady Pace

1:06:17

28% of race

Time at Slower Pace

1:59:14

51% of race

Average Pace: 9:00 /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.

Loading...
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 mi08:14:5531:2310:0631:23
10:06
#12293
10K
6.21 mi08:45:091:01:379:5530:14
9:44
#13083
15K
9.32 mi09:13:451:30:139:4128:36
9:12
#12061
21K
13.05 mi09:46:482:03:169:2733:03
8:52
#10533
25K
15.53 mi10:08:102:24:389:1921:22
8:36
#9764
30K
18.64 mi10:37:112:53:399:1929:01
9:20
#9250
35K
21.75 mi11:02:353:19:039:0925:24
8:11
#7606
40K
24.85 mi11:27:463:44:149:0125:11
8:06
#6254
Finish
26.22 mi11:39:383:56:069:0111:52
8:42
#5937
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi122938676166910337(Top 34%)7509(Top 42%)1513(Top 56%)
10K6.21 mi3.10 mi13083-7909168-4921758-8913924(Top 46%)9676(Top 55%)1847(Top 68%)
15K9.32 mi3.11 mi12061+10228562+6061674+8410337(Top 34%)7509(Top 42%)1513(Top 56%)
21K13.05 mi3.73 mi10533+15287622+9401531+1436792(Top 23%)5184(Top 29%)1110(Top 41%)
25K15.53 mi2.48 mi9764+7697124+4981450+816275(Top 21%)4762(Top 27%)1004(Top 37%)
30K18.64 mi3.11 mi9250+5146742+3821391+597775(Top 26%)5624(Top 32%)1172(Top 43%)
35K21.75 mi3.11 mi7606+16445602+11401164+2272322(Top 8%)1844(Top 10%)422(Top 16%)
40K24.85 mi3.10 mi6254+13524632+970971+1931768(Top 6%)1398(Top 8%)319(Top 12%)
Finish26.22 mi1.37 mi5937+3174398+234934+373262(Top 11%)2393(Top 14%)558(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×18story building
+279ft-164ft

Overall

10337

Males

7509

M25-29

7509

5K→10K

3.1 - 6.2 mi

Top 46%
×11story building
+103ft-217ft

Overall

13924

Males

9676

M25-29

9676

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+51ft-55ft

Overall

10337

Males

7509

M25-29

7509

15K→21K

9.3 - 13.1 mi

Top 23%
×1story
+20ft-37ft

Overall

6792

Males

5184

M25-29

5184

21K→25K

13.1 - 15.5 mi

Top 21%
×2story building
+35ft-8ft

Overall

6275

Males

4762

M25-29

4762

25K→30K

15.5 - 18.6 mi

Top 26%
×2story building
+58ft-57ft

Overall

7775

Males

5624

M25-29

5624

30K→35K

18.6 - 21.8 mi

Top 8%
×2story building
+98ft-92ft

Overall

2322

Males

1844

M25-29

1844

35K→40K

21.8 - 24.9 mi

Top 6%
×2story building
+36ft-53ft

Overall

1768

Males

1398

M25-29

1398

40K→Finish

24.9 - 26.2 mi

Top 11%
×5story building
+80ft-24ft

Overall

3262

Males

2393

M25-29

2393

Passing Analysis

Category:
Athletes Passed
7359*
Passed By
1003
Net Change
+6356
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12293
5K → 10K128*918-790#12293#13083
10K → 15K1032*10+1022#13083#12061
15K → 21K1531*3+1528#12061#10533
21K → 25K776*7+769#10533#9764
25K → 30K567*53+514#9764#9250
30K → 35K1644*0+1644#9250#7606
35K → 40K1352*0+1352#7606#6254
40K → Finish329*12+317#6254#5937
TOTALS7359*1003+6356

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

📊

Passing Visuals

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