Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Zachary Williams

Arlington, VA

Bib: 18059 M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 30047
Top 29%
Gender (Male)
#0 / 17709
Top 35%
Division (M25-29)
#0 / 2720
Top 47%
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
10:16/mi
31:54
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:51/mi
1:02:30
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:29/mi
1:31:58
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:34/mi
2:07:38
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:19/mi
2:30:48
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:35/mi
3:00:35
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:22/mi
3:29:42
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:26/mi
3:58:59
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:54/mi
4:11:07
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via 21K
Distance13.05 mi
Time2:07:38
Pace9:47 /mi
2nd Half✓ Faster
Distance13.17 mi
Time2:03:28
Pace9:22 /mi
📊Negative Split: 3.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:37:2231:5410:1631:54
10:16
-
10K
6.21 mi09:07:581:02:3010:0430:36
9:51
-0:25
15K
9.32 mi09:37:261:31:589:5229:28
9:29
-0:22
21K
13.05 mi10:13:062:07:389:4735:40
9:34
+0:05
25K
15.53 mi10:36:162:30:489:4223:10
9:19
-0:15
30K
18.64 mi11:06:033:00:359:4129:47
9:35
+0:16
35K
21.75 mi11:35:103:29:429:3929:07
9:22
-0:13
40K
24.85 mi12:04:273:58:599:3729:17
9:26
+0:04
Finish
26.22 mi12:16:354:11:079:3512:08
8:54
-0:32

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

8:54 /mi

Average Pace

9:35 /mi

Slowest Pace

10:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:08:37

75% of race

Time at Steady Pace

1:02:30

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:35 /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 mi08:37:2231:5410:1631:54
10:16
#13321
10K
6.21 mi09:07:581:02:3010:0430:36
9:51
#13955
15K
9.32 mi09:37:261:31:589:5229:28
9:29
#13136
21K
13.05 mi10:13:062:07:389:4735:40
9:34
#12366
25K
15.53 mi10:36:162:30:489:4223:10
9:19
#11891
30K
18.64 mi11:06:033:00:359:4129:47
9:35
#11101
35K
21.75 mi11:35:103:29:429:3929:07
9:22
#10066
40K
24.85 mi12:04:273:58:599:3729:17
9:26
#9133
Finish
26.22 mi12:16:354:11:079:3512:08
8:54
#8702
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi133219301176211892(Top 40%)8457(Top 48%)1670(Top 61%)
10K6.21 mi3.10 mi13955-6349684-3831840-7814674(Top 49%)10105(Top 57%)1910(Top 70%)
15K9.32 mi3.11 mi13136+8199173+5111764+7611892(Top 40%)8457(Top 48%)1670(Top 61%)
21K13.05 mi3.73 mi12366+7708724+4491703+6111012(Top 37%)7904(Top 45%)1606(Top 59%)
25K15.53 mi2.48 mi11891+4758405+3191661+4210292(Top 34%)7335(Top 41%)1507(Top 55%)
30K18.64 mi3.11 mi11101+7907883+5221584+778767(Top 29%)6269(Top 35%)1289(Top 47%)
35K21.75 mi3.11 mi10066+10357145+7381457+1276667(Top 22%)4746(Top 27%)1002(Top 37%)
40K24.85 mi3.10 mi9133+9336466+6791320+1375679(Top 19%)3941(Top 22%)829(Top 31%)
Finish26.22 mi1.37 mi8702+4316168+2981272+483881(Top 13%)2786(Top 16%)636(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×18story building
+279ft-164ft

Overall

11892

Males

8457

M25-29

8457

5K→10K

3.1 - 6.2 mi

Top 49%
×11story building
+103ft-217ft

Overall

14674

Males

10105

M25-29

10105

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+51ft-55ft

Overall

11892

Males

8457

M25-29

8457

15K→21K

9.3 - 13.1 mi

Top 37%
×1story
+20ft-37ft

Overall

11012

Males

7904

M25-29

7904

21K→25K

13.1 - 15.5 mi

Top 34%
×2story building
+35ft-8ft

Overall

10292

Males

7335

M25-29

7335

25K→30K

15.5 - 18.6 mi

Top 29%
×2story building
+58ft-57ft

Overall

8767

Males

6269

M25-29

6269

30K→35K

18.6 - 21.8 mi

Top 22%
×2story building
+98ft-92ft

Overall

6667

Males

4746

M25-29

4746

35K→40K

21.8 - 24.9 mi

Top 19%
×2story building
+36ft-53ft

Overall

5679

Males

3941

M25-29

3941

40K→Finish

24.9 - 26.2 mi

Top 13%
×5story building
+80ft-24ft

Overall

3881

Males

2786

M25-29

2786

Passing Analysis

Category:
Athletes Passed
5568*
Passed By
949
Net Change
+4619
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13321
5K → 10K171*805-634#13321#13955
10K → 15K845*26+819#13955#13136
15K → 21K808*38+770#13136#12366
21K → 25K505*30+475#12366#11891
25K → 30K811*21+790#11891#11101
30K → 35K1050*15+1035#11101#10066
35K → 40K944*11+933#10066#9133
40K → Finish434*3+431#9133#8702
TOTALS5568*949+4619

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

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions