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MARINE CORPS MARATHON 2025

Kieran Gruby

New York, NY

Bib: 12904 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 25%
Gender (Male)
#0 / 17709
Top 31%
Division (M25-29)
#0 / 2720
Top 43%
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
9:09/mi
28:26
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:36/mi
55:08
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:50/mi
1:22:35
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:03/mi
1:56:19
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:09/mi
2:19:03
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:12/mi
2:50:44
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:39/mi
3:20:43
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:28/mi
3:50:08
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:28/mi
4:04:25
↑ 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
1:56:198:55 /mi⚡ faster
2nd Half
2:08:069:44 /mi+10.1%
Positive split — 10.1% 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 mi08:02:0928:269:0928:26
9:09
-
10K
6.21 mi08:28:5155:088:5226:42
8:36
-0:33
15K
9.32 mi08:56:181:22:358:5227:27
8:50
+0:14
21K
13.05 mi09:30:021:56:198:5533:44
9:03
+0:13
25K
15.53 mi09:52:462:19:038:5722:44
9:09
+0:06
30K
18.64 mi10:24:272:50:449:1031:41
10:12
+1:03
35K
21.75 mi10:54:263:20:439:1429:59
9:39
-0:33
40K
24.85 mi11:23:513:50:089:1629:25
9:28
-0:11
Finish
26.22 mi11:38:084:04:259:2014:17
10:28
+1:00

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

8:36 /mi

Average Pace

9:20 /mi

Slowest Pace

10:28 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

54:09

22% of race

Time at Steady Pace

1:24:54

35% of race

Time at Slower Pace

1:45:22

43% of race

Average Pace: 9:19 /mi

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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 mi08:02:0928:269:0928:26
9:09
#6426
10K
6.21 mi08:28:5155:088:5226:42
8:36
#6527
15K
9.32 mi08:56:181:22:358:5227:27
8:50
#6904
21K
13.05 mi09:30:021:56:198:5533:44
9:03
#7153
25K
15.53 mi09:52:462:19:038:5722:44
9:09
#7498
30K
18.64 mi10:24:272:50:449:1031:41
10:12
#8359
35K
21.75 mi10:54:263:20:439:1429:59
9:39
#8086
40K
24.85 mi11:23:513:50:089:1629:25
9:28
#7561
Finish
26.22 mi11:38:084:04:259:2014:17
10:28
#7608
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi642649121014799259821241
10K6.21 mi3.10 mi6527-1015010-981034-20671551711068
15K9.32 mi3.11 mi6904-3775260-2501086-52799259821241
21K13.05 mi3.73 mi7153-2495416-1561129-43800059801258
25K15.53 mi2.48 mi7498-3455651-2351184-55954768931426
30K18.64 mi3.11 mi8359-8616176-5251279-951138977631552
35K21.75 mi3.11 mi8086+2735926+2501234+45776154181113
40K24.85 mi3.10 mi7561+5255510+4161155+7958454048851
Finish26.22 mi1.37 mi7608-475497+131156-1987662451293

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×18story building
+279ft-164ft

Overall

7992

Males

5982

M25-29

5982

5K→10K

3.1 - 6.2 mi

Top 22%
×11story building
+103ft-217ft

Overall

6715

Males

5171

M25-29

5171

10K→15K

6.2 - 9.3 mi

Top 27%
×3story building
+51ft-55ft

Overall

7992

Males

5982

M25-29

5982

15K→21K

9.3 - 13.1 mi

Top 27%
×1story
+20ft-37ft

Overall

8000

Males

5980

M25-29

5980

21K→25K

13.1 - 15.5 mi

Top 32%
×2story building
+35ft-8ft

Overall

9547

Males

6893

M25-29

6893

25K→30K

15.5 - 18.6 mi

Top 38%
×2story building
+58ft-57ft

Overall

11389

Males

7763

M25-29

7763

30K→35K

18.6 - 21.8 mi

Top 26%
×2story building
+98ft-92ft

Overall

7761

Males

5418

M25-29

5418

35K→40K

21.8 - 24.9 mi

Top 19%
×2story building
+36ft-53ft

Overall

5845

Males

4048

M25-29

4048

40K→Finish

24.9 - 26.2 mi

Top 33%
×5story building
+80ft-24ft

Overall

9876

Males

6245

M25-29

6245

Passing Analysis

Category:
Athletes Passed
1822*
Passed By
3004
Net Change
-1182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6426
5K → 10K220*321-101#6426#6527
10K → 15K69*446-377#6527#6904
15K → 21K139*388-249#6904#7153
21K → 25K109*454-345#7153#7498
25K → 30K130*991-861#7498#8359
30K → 35K471*198+273#8359#8086
35K → 40K586*61+525#8086#7561
40K → Finish98*145-47#7561#7608
TOTALS1822*3004-1182

* 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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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions