Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Kendall James

South Boston, MA

Bib: 28166 F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 30047
Gender (Female)
#0 / 12338
Top 43%
Division (F25-29)
#0 / 2322
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
10:58/mi
34:05
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:52/mi
1:07:50
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:29/mi
1:40:24
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
12:08/mi
2:25:40
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:34/mi
2:51:55
↑ 350.2%
30 ft elev
30K· 18.64 mi
11:45/mi
3:28:25
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:36/mi
4:01:20
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:03/mi
4:32:34
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:34/mi
4:45:37
↑ 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 on this race

A one-of-a-kind AI Race Performance Report that reads your race like a coach. A plain-English story of how you raced, where you surged and faded, and what it all means. Emailed to you, free.

Half Splits

1st Half· via 21K
Distance13.05 mi
Time2:25:40
Pace11:10 /mi
2nd Half✓ Faster
Distance13.17 mi
Time2:19:57
Pace10:38 /mi
📊Negative Split: 3.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:1534:0510:5834:05
10:58
-
10K
6.21 mi08:48:001:07:5010:5533:45
10:52
-0:06
15K
9.32 mi09:20:341:40:2410:4632:34
10:29
-0:23
21K
13.05 mi10:05:502:25:4011:1045:16
12:08
+1:39
25K
15.53 mi10:32:052:51:5511:0426:15
10:34
-1:34
30K
18.64 mi11:08:353:28:2511:1136:30
11:45
+1:11
35K
21.75 mi11:41:304:01:2011:0632:55
10:36
-1:09
40K
24.85 mi12:12:444:32:3410:5831:14
10:03
-0:33
Finish
26.22 mi12:25:474:45:3710:5413:03
9:34
-0:29

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

9:34 /mi

Average Pace

10:54 /mi

Slowest Pace

12:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:17

16% of race

Time at Steady Pace

2:39:34

56% of race

Time at Slower Pace

1:21:46

29% of race

Average Pace: 10:54 /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 mi08:14:1534:0510:5834:05
10:58
#17911
10K
6.21 mi08:48:001:07:5010:5533:45
10:52
#19664
15K
9.32 mi09:20:341:40:2410:4632:34
10:29
#18870
21K
13.05 mi10:05:502:25:4011:1045:16
12:08
#20295
25K
15.53 mi10:32:052:51:5511:0426:15
10:34
#19400
30K
18.64 mi11:08:353:28:2511:1136:30
11:45
#18956
35K
21.75 mi11:41:304:01:2011:0632:55
10:36
#17535
40K
24.85 mi12:12:444:32:3410:5831:14
10:03
#15916
Finish
26.22 mi12:25:474:45:3710:5413:03
9:34
#15266
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi179116025140717732(Top 59%)5938(Top 48%)1393(Top 60%)
10K6.21 mi3.10 mi19664-17536863-8381545-13821401(Top 71%)7666(Top 62%)1694(Top 73%)
15K9.32 mi3.11 mi18870+7946466+3971490+5517732(Top 59%)5938(Top 48%)1393(Top 60%)
21K13.05 mi3.73 mi20295-14257168-7021615-12522850(Top 76%)8478(Top 69%)1835(Top 79%)
25K15.53 mi2.48 mi19400+8956800+3681555+6016228(Top 54%)5559(Top 45%)1330(Top 57%)
30K18.64 mi3.11 mi18956+4446686+1141530+2517650(Top 59%)6442(Top 52%)1493(Top 64%)
35K21.75 mi3.11 mi17535+14216169+5171451+7911431(Top 38%)3966(Top 32%)980(Top 42%)
40K24.85 mi3.10 mi15916+16195554+6151326+1257896(Top 26%)2669(Top 22%)687(Top 30%)
Finish26.22 mi1.37 mi15266+6505309+2451286+406218(Top 21%)2033(Top 16%)556(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×18story building
+279ft-164ft

Overall

17732

Females

5938

F25-29

5938

5K→10K

3.1 - 6.2 mi

Top 71%
×11story building
+103ft-217ft

Overall

21401

Females

7666

F25-29

7666

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+51ft-55ft

Overall

17732

Females

5938

F25-29

5938

15K→21K

9.3 - 13.1 mi

Top 76%
×1story
+20ft-37ft

Overall

22850

Females

8478

F25-29

8478

21K→25K

13.1 - 15.5 mi

Top 54%
×2story building
+35ft-8ft

Overall

16228

Females

5559

F25-29

5559

25K→30K

15.5 - 18.6 mi

Top 59%
×2story building
+58ft-57ft

Overall

17650

Females

6442

F25-29

6442

30K→35K

18.6 - 21.8 mi

Top 38%
×2story building
+98ft-92ft

Overall

11431

Females

3966

F25-29

3966

35K→40K

21.8 - 24.9 mi

Top 26%
×2story building
+36ft-53ft

Overall

7896

Females

2669

F25-29

2669

40K→Finish

24.9 - 26.2 mi

Top 21%
×5story building
+80ft-24ft

Overall

6218

Females

2033

F25-29

2033

Passing Analysis

Category:
Athletes Passed
6411*
Passed By
3766
Net Change
+2645
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17911
5K → 10K75*1828-1753#17911#19664
10K → 15K888*94+794#19664#18870
15K → 21K212*1637-1425#18870#20295
21K → 25K919*24+895#20295#19400
25K → 30K616*172+444#19400#18956
30K → 35K1429*8+1421#18956#17535
35K → 40K1621*2+1619#17535#15916
40K → Finish651*1+650#15916#15266
TOTALS6411*3766+2645

* 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