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MARINE CORPS MARATHON 2025

Lydia Kowalski

Arlington, VA

Bib: 4749 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 15%
Gender (Female)
#0 / 12338
Top 9%
Division (F20-24)
#0 / 1404
Top 15%
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
9:31/mi
29:33
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:58/mi
57:26
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:40/mi
1:24:21
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:47/mi
1:57:05
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:18/mi
2:17:44
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:35/mi
2:44:23
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:37/mi
3:11:09
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:16/mi
3:36:49
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:29/mi
3:48:23
↑ 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
1:57:058:58 /mi+4.9%
2nd Half
1:51:188:27 /mi✓ faster
Negative split — 4.9% faster 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
29:339:313.11 mi29:33
9:31
-
10K
57:269:153.10 mi27:53
8:58
-0:33
15K
1:24:219:033.11 mi26:55
8:40
-0:18
21K
1:57:058:583.73 mi32:44
8:47
+0:07
25K
2:17:448:522.48 mi20:39
8:18
-0:29
30K
2:44:238:493.11 mi26:39
8:35
+0:17
35K
3:11:098:473.11 mi26:46
8:37
+0:02
40K
3:36:498:433.10 mi25:40
8:16
-0:21
Finish(26.22 mi)
3:48:238:431.37 mi11:34
8:29
+0:13
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:16 /mi

Average Pace

8:43 /mi

Slowest Pace

9:31 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:18:50

87% of race

Time at Steady Pace

29:33

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:43 /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

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi8706225642168381635317
10K6.21 mi3.10 mi8957-2512331-75431-1093482446442
15K9.32 mi3.11 mi8240+7172088+243397+3468381635317
21K13.05 mi3.73 mi7569+6711876+212364+3362521452284
25K15.53 mi2.48 mi6939+6301674+202329+3547571063197
30K18.64 mi3.11 mi6160+7791451+223278+514166933184
35K21.75 mi3.11 mi5547+6131326+125253+253539844177
40K24.85 mi3.10 mi4703+8441126+200212+412089456104
Finish26.22 mi1.37 mi4498+2051080+46209+32640654149

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×18story building
+279ft-164ft

Overall

6838

Females

1635

F20-24

1635

5K→10K

3.1 - 6.2 mi

Top 31%
×11story building
+103ft-217ft

Overall

9348

Females

2446

F20-24

2446

10K→15K

6.2 - 9.3 mi

Top 23%
×3story building
+51ft-55ft

Overall

6838

Females

1635

F20-24

1635

15K→21K

9.3 - 13.1 mi

Top 21%
×1story
+20ft-37ft

Overall

6252

Females

1452

F20-24

1452

21K→25K

13.1 - 15.5 mi

Top 16%
×2story building
+35ft-8ft

Overall

4757

Females

1063

F20-24

1063

25K→30K

15.5 - 18.6 mi

Top 14%
×2story building
+58ft-57ft

Overall

4166

Females

933

F20-24

933

30K→35K

18.6 - 21.8 mi

Top 12%
×2story building
+98ft-92ft

Overall

3539

Females

844

F20-24

844

35K→40K

21.8 - 24.9 mi

Top 7%
×2story building
+36ft-53ft

Overall

2089

Females

456

F20-24

456

40K→Finish

24.9 - 26.2 mi

Top 9%
×5story building
+80ft-24ft

Overall

2640

Females

654

F20-24

654

Passing Analysis

Category:
Athletes Passed
4752*
Passed By
544
Net Change
+4208
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8706
5K → 10K195*446-251#8706#8957
10K → 15K746*29+717#8957#8240
15K → 21K703*32+671#8240#7569
21K → 25K631*1+630#7569#6939
25K → 30K783*4+779#6939#6160
30K → 35K630*17+613#6160#5547
35K → 40K847*3+844#5547#4703
40K → Finish217*12+205#4703#4498
TOTALS4752*544+4208

* 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