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MARINE CORPS MARATHON 2025

William Gass

Catonsville, MD

Bib: 20797 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 39%
Gender (Male)
#0 / 17709
Top 45%
Division (M35-39)
#0 / 2420
Top 48%
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:20/mi
32:05
↑ 279↓ 164
10K· 6.21 mi
9:47/mi
1:02:28
↑ 103↓ 217
15K· 9.32 mi
10:04/mi
1:33:44
↑ 51↓ 55
21K· 13.05 mi
10:05/mi
2:11:20
↑ 20↓ 37
25K· 15.53 mi
9:57/mi
2:36:05
↑ 35
30K· 18.64 mi
10:13/mi
3:07:49
↑ 58↓ 57
35K· 21.75 mi
10:02/mi
3:38:58
↑ 98↓ 92
40K· 24.85 mi
10:56/mi
4:12:56
↑ 36↓ 53
Finish· 26.22 mi
10:20/mi
4:27:01
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:11:2010:04 /mi⚡ faster
2nd Half
2:15:4110:18 /mi+3.3%
Positive split — 3.3% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
32:0510:203.11 mi32:05
10:20
-
10K
1:02:2810:033.10 mi30:23
9:47
-0:33
15K
1:33:4410:033.11 mi31:16
10:04
+0:17
21K
2:11:2010:043.73 mi37:36
10:05
+0:01
25K
2:36:0510:032.48 mi24:45
9:57
-0:08
30K
3:07:4910:053.11 mi31:44
10:13
+0:16
35K
3:38:5810:043.11 mi31:09
10:02
-0:11
40K
4:12:5610:113.10 mi33:58
10:56
+0:54
Finish(26.22 mi)
4:27:0110:111.37 mi14:05
10:20
-0:36
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:47 /mi

Average Pace

10:11 /mi

Slowest Pace

10:56 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:53:03

87% of race

Time at Steady Pace

33:58

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:11 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi137019504141515121103071525
10K3.10 mi13934-2339668-1641433-181425198631452
15K3.11 mi14285-3519853-1851460-2715121103071525
21K3.73 mi13952+3339636+2171414+461365694251382
25K2.48 mi13750+2029473+1631383+311335890981319
30K3.11 mi13154+5969042+4311318+651145278001135
35K3.11 mi12267+8878420+6221224+9492366258918
40K3.10 mi11979+2888130+2901177+471128671051022
Finish(26.22 mi)1.37 mi11777+2027971+1591155+2292665913847

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×18story building
+279ft-164ft

Overall

15121

Males

10307

M35-39

10307

5K→10K

3.1 - 6.2 mi

Top 47%
×11story building
+103ft-217ft

Overall

14251

Males

9863

M35-39

9863

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+51ft-55ft

Overall

15121

Males

10307

M35-39

10307

15K→21K

9.3 - 13.1 mi

Top 45%
×1story
+20ft-37ft

Overall

13656

Males

9425

M35-39

9425

21K→25K

13.1 - 15.5 mi

Top 44%
×2story building
+35ft-8ft

Overall

13358

Males

9098

M35-39

9098

25K→30K

15.5 - 18.6 mi

Top 38%
×2story building
+58ft-57ft

Overall

11452

Males

7800

M35-39

7800

30K→35K

18.6 - 21.8 mi

Top 31%
×2story building
+98ft-92ft

Overall

9236

Males

6258

M35-39

6258

35K→40K

21.8 - 24.9 mi

Top 38%
×2story building
+36ft-53ft

Overall

11286

Males

7105

M35-39

7105

40K→Finish

24.9 - 26.2 mi

Top 31%
×5story building
+80ft-24ft

Overall

9266

Males

5913

M35-39

5913

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#13701
5K → 10K
535302*-233
#13701 → #13934
10K → 15K
540189*-351
#13934 → #14285
15K → 21K
194527*+333
#14285 → #13952
21K → 25K
170372*+202
#13952 → #13750
25K → 30K
79675*+596
#13750 → #13154
30K → 35K
24911*+887
#13154 → #12267
35K → 40K
186474*+288
#12267 → #11979
40K → Finish
41243*+202
#11979 → #11777
TOTALS
17693693*+1924
#13701 → #11777

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

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions