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MARINE CORPS MARATHON 2025

Laura Sparks

Severna Park, MD

Bib: 29073 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 35%
Gender (Female)
#0 / 12338
Top 27%
Division (F35-39)
#0 / 1413
Top 27%
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
10:22/mi
32:14
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:52/mi
1:02:54
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:48/mi
1:33:22
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:56/mi
2:10:23
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:20/mi
2:33:34
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:00/mi
3:04:39
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:58/mi
3:35:36
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:07/mi
4:07:01
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:17/mi
4:21:03
↑ 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⚖️ Balanced
Distance13.05 mi
Time2:10:23
Pace10:00 /mi
2nd Half⚖️ Balanced
Distance13.17 mi
Time2:10:40
Pace9:55 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:05:1732:1410:2232:14
10:22
-
10K
6.21 mi08:35:571:02:5410:0730:40
9:52
-0:30
15K
9.32 mi09:06:251:33:2210:0130:28
9:48
-0:04
21K
13.05 mi09:43:262:10:2310:0037:01
9:56
+0:08
25K
15.53 mi10:06:372:33:349:5323:11
9:20
-0:36
30K
18.64 mi10:37:423:04:399:5431:05
10:00
+0:40
35K
21.75 mi11:08:393:35:369:5530:57
9:58
-0:02
40K
24.85 mi11:40:044:07:019:5631:25
10:07
+0:09
Finish
26.22 mi11:54:064:21:039:5814:02
10:17
+0:10

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

9:20 /mi

Average Pace

9:58 /mi

Slowest Pace

10:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:34:47

82% of race

Time at Steady Pace

46:16

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:57 /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 mi08:05:1732:1410:2232:14
10:22
#14005
10K
6.21 mi08:35:571:02:5410:0730:40
9:52
#14362
15K
9.32 mi09:06:251:33:2210:0130:28
9:48
#14025
21K
13.05 mi09:43:262:10:2310:0037:01
9:56
#13525
25K
15.53 mi10:06:372:33:349:5323:11
9:20
#12842
30K
18.64 mi10:37:423:04:399:5431:05
10:00
#12256
35K
21.75 mi11:08:393:35:369:5530:57
9:58
#11483
40K
24.85 mi11:40:044:07:019:5631:25
10:07
#10781
Finish
26.22 mi11:54:064:21:039:5814:02
10:17
#10596
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi14005431750513635(Top 45%)4179(Top 34%)495(Top 35%)
10K6.21 mi3.10 mi14362-3574442-125516-1114832(Top 49%)4638(Top 38%)535(Top 38%)
15K9.32 mi3.11 mi14025+3374311+131500+1613635(Top 45%)4179(Top 34%)495(Top 35%)
21K13.05 mi3.73 mi13525+5004139+172486+1412840(Top 43%)3896(Top 32%)456(Top 33%)
25K15.53 mi2.48 mi12842+6833890+249451+3510334(Top 34%)2979(Top 24%)348(Top 25%)
30K18.64 mi3.11 mi12256+5863725+165429+2210565(Top 35%)3271(Top 27%)376(Top 27%)
35K21.75 mi3.11 mi11483+7733508+217407+228980(Top 30%)2862(Top 23%)343(Top 25%)
40K24.85 mi3.10 mi10781+7023347+161385+228137(Top 27%)2781(Top 23%)319(Top 23%)
Finish26.22 mi1.37 mi10596+1853320+27381+49110(Top 30%)3279(Top 27%)378(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×18story building
+279ft-164ft

Overall

13635

Females

4179

F35-39

4179

5K→10K

3.1 - 6.2 mi

Top 49%
×11story building
+103ft-217ft

Overall

14832

Females

4638

F35-39

4638

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+51ft-55ft

Overall

13635

Females

4179

F35-39

4179

15K→21K

9.3 - 13.1 mi

Top 43%
×1story
+20ft-37ft

Overall

12840

Females

3896

F35-39

3896

21K→25K

13.1 - 15.5 mi

Top 34%
×2story building
+35ft-8ft

Overall

10334

Females

2979

F35-39

2979

25K→30K

15.5 - 18.6 mi

Top 35%
×2story building
+58ft-57ft

Overall

10565

Females

3271

F35-39

3271

30K→35K

18.6 - 21.8 mi

Top 30%
×2story building
+98ft-92ft

Overall

8980

Females

2862

F35-39

2862

35K→40K

21.8 - 24.9 mi

Top 27%
×2story building
+36ft-53ft

Overall

8137

Females

2781

F35-39

2781

40K→Finish

24.9 - 26.2 mi

Top 30%
×5story building
+80ft-24ft

Overall

9110

Females

3279

F35-39

3279

Passing Analysis

Category:
Athletes Passed
4506*
Passed By
1097
Net Change
+3409
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14005
5K → 10K245*602-357#14005#14362
10K → 15K483*146+337#14362#14025
15K → 21K628*128+500#14025#13525
21K → 25K703*20+683#13525#12842
25K → 30K644*58+586#12842#12256
30K → 35K815*42+773#12256#11483
35K → 40K756*54+702#11483#10781
40K → Finish232*47+185#10781#10596
TOTALS4506*1097+3409

* 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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Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions