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MARINE CORPS MARATHON 2025

Laura Mackey

New York, NY

Bib: 3420 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 6%
Gender (Female)
#0 / 12338
Top 3%
Division (F35-39)
#0 / 1413
Top 3%
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
8:25/mi
26:08
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:54/mi
50:42
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:58/mi
1:15:26
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:56/mi
1:44:59
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:29/mi
2:03:34
↑ 350.2%
30 ft elev
30K· 18.64 mi
7:44/mi
2:27:37
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
7:43/mi
2:51:37
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
7:44/mi
3:15:38
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
7:51/mi
3:26:20
↑ 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
1:44:598:03 /mi+3.5%
2nd Half
1:41:207:42 /mi✓ faster
Negative split — 3.5% faster 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 mi08:03:3126:088:2526:08
8:25
-
10K
6.21 mi08:28:0550:428:1024:34
7:54
-0:31
15K
9.32 mi08:52:491:15:268:0624:44
7:58
+0:04
21K
13.05 mi09:22:221:44:598:0329:33
7:56
-0:02
25K
15.53 mi09:40:572:03:347:5718:35
7:29
-0:27
30K
18.64 mi10:05:002:27:377:5524:03
7:44
+0:15
35K
21.75 mi10:29:002:51:377:5324:00
7:43
-0:01
40K
24.85 mi10:53:013:15:387:5224:01
7:44
+0:01
Finish
26.22 mi11:03:433:26:207:5310:42
7:51
+0:07

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

7:29 /mi

Average Pace

7:53 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

3:00:12

87% of race

Time at Steady Pace

26:08

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:52 /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 mi08:03:3126:088:2526:08
8:25
#2826
10K
6.21 mi08:28:0550:428:1024:34
7:54
#3215
15K
9.32 mi08:52:491:15:268:0624:44
7:58
#3301
21K
13.05 mi09:22:221:44:598:0329:33
7:56
#3070
25K
15.53 mi09:40:572:03:347:5718:35
7:29
#2830
30K
18.64 mi10:05:002:27:377:5524:03
7:44
#2489
35K
21.75 mi10:29:002:51:377:5324:00
7:43
#2184
40K
24.85 mi10:53:013:15:387:5224:01
7:44
#1914
Finish
26.22 mi11:03:433:26:207:5310:42
7:51
#1845
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi282651774352766499
10K6.21 mi3.10 mi3215-389594-7792-18351164996
15K9.32 mi3.11 mi3301-86607-1392352766499
21K13.05 mi3.73 mi3070+231552+5583+9271948767
25K15.53 mi2.48 mi2830+240509+4375+8183429940
30K18.64 mi3.11 mi2489+341455+5465+10169728935
35K21.75 mi3.11 mi2184+305401+5454+11131022222
40K24.85 mi3.10 mi1914+270360+4145+9111020320
Finish26.22 mi1.37 mi1845+69344+1641+4124825826

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×18story building
+279ft-164ft

Overall

3527

Females

664

F35-39

664

5K→10K

3.1 - 6.2 mi

Top 12%
×11story building
+103ft-217ft

Overall

3511

Females

649

F35-39

649

10K→15K

6.2 - 9.3 mi

Top 12%
×3story building
+51ft-55ft

Overall

3527

Females

664

F35-39

664

15K→21K

9.3 - 13.1 mi

Top 9%
×1story
+20ft-37ft

Overall

2719

Females

487

F35-39

487

21K→25K

13.1 - 15.5 mi

Top 6%
×2story building
+35ft-8ft

Overall

1834

Females

299

F35-39

299

25K→30K

15.5 - 18.6 mi

Top 6%
×2story building
+58ft-57ft

Overall

1697

Females

289

F35-39

289

30K→35K

18.6 - 21.8 mi

Top 4%
×2story building
+98ft-92ft

Overall

1310

Females

222

F35-39

222

35K→40K

21.8 - 24.9 mi

Top 4%
×2story building
+36ft-53ft

Overall

1110

Females

203

F35-39

203

40K→Finish

24.9 - 26.2 mi

Top 4%
×5story building
+80ft-24ft

Overall

1248

Females

258

F35-39

258

Passing Analysis

Category:
Athletes Passed
1626*
Passed By
645
Net Change
+981
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2826
5K → 10K51*440-389#2826#3215
10K → 15K63*149-86#3215#3301
15K → 21K259*28+231#3301#3070
21K → 25K2488+240#3070#2830
25K → 30K348*7+341#2830#2489
30K → 35K308*3+305#2489#2184
35K → 40K273*3+270#2184#1914
40K → Finish76*7+69#1914#1845
TOTALS1626*645+981

* 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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Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions