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MARINE CORPS MARATHON 2025

Holly Burd

Chicago, IL

Bib: 35482 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Division (F35-39)
#0 / 1413
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
14:05/mi
43:45
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
11:54/mi
1:20:43
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
12:21/mi
1:59:05
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
12:39/mi
2:46:14
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
12:15/mi
3:16:41
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:20/mi
3:55:00
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
11:54/mi
4:31:57
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:17/mi
5:10:07
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:06/mi
5:26:37
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21K
Distance13.05 mi
Time2:46:14
Pace12:44 /mi
2nd Half✓ Faster
Distance13.17 mi
Time2:40:23
Pace12:11 /mi
📊Negative Split: 3.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:47:1443:4514:0543:45
14:05
-
10K
6.21 mi09:24:121:20:4312:5936:58
11:54
-2:11
15K
9.32 mi10:02:341:59:0512:4738:22
12:21
+0:27
21K
13.05 mi10:49:432:46:1412:4447:09
12:39
+0:18
25K
15.53 mi11:20:103:16:4112:4030:27
12:15
-0:24
30K
18.64 mi11:58:293:55:0012:3638:19
12:20
+0:05
35K
21.75 mi12:35:264:31:5712:3036:57
11:54
-0:26
40K
24.85 mi13:13:365:10:0712:2938:10
12:17
+0:23
Finish
26.22 mi13:30:065:26:3712:2816:30
12:06
-0:11

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

11:54 /mi

Average Pace

12:28 /mi

Slowest Pace

14:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:42:52

87% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

43:45

13% of race

Average Pace: 12:27 /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 mi08:47:1443:4514:0543:45
14:05
#29625
10K
6.21 mi09:24:121:20:4312:5936:58
11:54
#28332
15K
9.32 mi10:02:341:59:0512:4738:22
12:21
#27666
21K
13.05 mi10:49:432:46:1412:4447:09
12:39
#26714
25K
15.53 mi11:20:103:16:4112:4030:27
12:15
#26019
30K
18.64 mi11:58:293:55:0012:3638:19
12:20
#24802
35K
21.75 mi12:35:264:31:5712:3036:57
11:54
#23393
40K
24.85 mi13:13:365:10:0712:2938:10
12:17
#22320
Finish
26.22 mi13:30:065:26:3712:2816:30
12:06
#21896
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi2962512028135926027(Top 87%)10003(Top 81%)1170(Top 84%)
10K6.21 mi3.10 mi28332+129311257+7711294+6526118(Top 87%)10067(Top 82%)1171(Top 84%)
15K9.32 mi3.11 mi27666+66610893+3641261+3326027(Top 87%)10003(Top 81%)1170(Top 84%)
21K13.05 mi3.73 mi26714+95210386+5071216+4524385(Top 81%)9272(Top 75%)1080(Top 77%)
25K15.53 mi2.48 mi26019+69510086+3001173+4322531(Top 75%)8591(Top 70%)987(Top 71%)
30K18.64 mi3.11 mi24802+12179521+5651109+6419612(Top 65%)7350(Top 60%)839(Top 60%)
35K21.75 mi3.11 mi23393+14098921+6001031+7816350(Top 54%)6217(Top 50%)695(Top 50%)
40K24.85 mi3.10 mi22320+10738505+416988+4316076(Top 54%)6328(Top 51%)705(Top 50%)
Finish26.22 mi1.37 mi21896+4248335+170972+1616092(Top 54%)6325(Top 51%)722(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×18story building
+279ft-164ft

Overall

26027

Females

10003

F35-39

10003

5K→10K

3.1 - 6.2 mi

Top 87%
×11story building
+103ft-217ft

Overall

26118

Females

10067

F35-39

10067

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+51ft-55ft

Overall

26027

Females

10003

F35-39

10003

15K→21K

9.3 - 13.1 mi

Top 81%
×1story
+20ft-37ft

Overall

24385

Females

9272

F35-39

9272

21K→25K

13.1 - 15.5 mi

Top 75%
×2story building
+35ft-8ft

Overall

22531

Females

8591

F35-39

8591

25K→30K

15.5 - 18.6 mi

Top 65%
×2story building
+58ft-57ft

Overall

19612

Females

7350

F35-39

7350

30K→35K

18.6 - 21.8 mi

Top 54%
×2story building
+98ft-92ft

Overall

16350

Females

6217

F35-39

6217

35K→40K

21.8 - 24.9 mi

Top 54%
×2story building
+36ft-53ft

Overall

16076

Females

6328

F35-39

6328

40K→Finish

24.9 - 26.2 mi

Top 54%
×5story building
+80ft-24ft

Overall

16092

Females

6325

F35-39

6325

Passing Analysis

Category:
Athletes Passed
7874*
Passed By
145
Net Change
+7729
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#29625
5K → 10K1305*12+1293#29625#28332
10K → 15K707*41+666#28332#27666
15K → 21K992*40+952#27666#26714
21K → 25K715*20+695#26714#26019
25K → 30K1224*7+1217#26019#24802
30K → 35K1410*1+1409#24802#23393
35K → 40K1078*5+1073#23393#22320
40K → Finish443*19+424#22320#21896
TOTALS7874*145+7729

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Questions or issues regarding timing data?

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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions