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MARINE CORPS MARATHON 2025

Jacob Barrows

Charlton, MA

Bib: 3148 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 2%
Gender (Male)
#0 / 17709
Top 3%
Division (M25-29)
#0 / 2720
Top 5%
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
7:07/mi
22:07
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
6:35/mi
42:33
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
6:38/mi
1:03:10
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
6:47/mi
1:28:29
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:08/mi
1:46:13
↑ 350.2%
30 ft elev
30K· 18.64 mi
6:45/mi
2:07:11
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
7:06/mi
2:29:13
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
7:27/mi
2:52:21
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
7:38/mi
3:02:46
↑ 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 21KFaster
Distance13.05 mi
Time1:28:29
Pace6:47 /mi
2nd Half
Distance13.17 mi
Time1:34:17
Pace7:10 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:42:5522:077:0722:07
7:07
-
10K
6.21 mi08:03:2142:336:5120:26
6:35
-0:32
15K
9.32 mi08:23:581:03:106:4720:37
6:38
+0:03
21K
13.05 mi08:49:171:28:296:4725:19
6:47
+0:09
25K
15.53 mi09:07:011:46:136:5017:44
7:08
+0:21
30K
18.64 mi09:27:592:07:116:4920:58
6:45
-0:23
35K
21.75 mi09:50:012:29:136:5222:02
7:06
+0:21
40K
24.85 mi10:13:092:52:216:5623:08
7:27
+0:21
Finish
26.22 mi10:23:343:02:466:5910:25
7:38
+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

6:35 /mi

Average Pace

6:59 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:13

82% of race

Time at Steady Pace

33:33

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:58 /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 mi07:42:5522:077:0722:07
7:07
#572
10K
6.21 mi08:03:2142:336:5120:26
6:35
#505
15K
9.32 mi08:23:581:03:106:4720:37
6:38
#448
21K
13.05 mi08:49:171:28:296:4725:19
6:47
#432
25K
15.53 mi09:07:011:46:136:5017:44
7:08
#565
30K
18.64 mi09:27:592:07:116:4920:58
6:45
#509
35K
21.75 mi09:50:012:29:136:5222:02
7:06
#491
40K
24.85 mi10:13:092:52:216:5623:08
7:27
#491
Finish
26.22 mi10:23:343:02:466:5910:25
7:38
#487
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi572528136433(Top 1%)404(Top 2%)115(Top 4%)
10K6.21 mi3.10 mi505+67473+55126+10422(Top 1%)398(Top 2%)109(Top 4%)
15K9.32 mi3.11 mi448+57420+53114+12433(Top 1%)404(Top 2%)115(Top 4%)
21K13.05 mi3.73 mi432+16406+14113+1417(Top 1%)393(Top 2%)114(Top 4%)
25K15.53 mi2.48 mi565-133528-122139-261151(Top 4%)1007(Top 6%)240(Top 9%)
30K18.64 mi3.11 mi509+56480+48133+6355(Top 1%)334(Top 2%)95(Top 3%)
35K21.75 mi3.11 mi491+18461+19127+6541(Top 2%)501(Top 3%)135(Top 5%)
40K24.85 mi3.10 mi491460+1127751(Top 2%)654(Top 4%)167(Top 6%)
Finish26.22 mi1.37 mi487+4453+7125+2962(Top 3%)785(Top 4%)199(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×18story building
+279ft-164ft

Overall

433

Males

404

M25-29

404

5K→10K

3.1 - 6.2 mi

Top 1%
×11story building
+103ft-217ft

Overall

422

Males

398

M25-29

398

10K→15K

6.2 - 9.3 mi

Top 1%
×3story building
+51ft-55ft

Overall

433

Males

404

M25-29

404

15K→21K

9.3 - 13.1 mi

Top 1%
×1story
+20ft-37ft

Overall

417

Males

393

M25-29

393

21K→25K

13.1 - 15.5 mi

Top 4%
×2story building
+35ft-8ft

Overall

1151

Males

1007

M25-29

1007

25K→30K

15.5 - 18.6 mi

Top 1%
×2story building
+58ft-57ft

Overall

355

Males

334

M25-29

334

30K→35K

18.6 - 21.8 mi

Top 2%
×2story building
+98ft-92ft

Overall

541

Males

501

M25-29

501

35K→40K

21.8 - 24.9 mi

Top 2%
×2story building
+36ft-53ft

Overall

751

Males

654

M25-29

654

40K→Finish

24.9 - 26.2 mi

Top 3%
×5story building
+80ft-24ft

Overall

962

Males

785

M25-29

785

Passing Analysis

Category:
Athletes Passed
287*
Passed By
202
Net Change
+85
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#572
5K → 10K7912+67#572#505
10K → 15K636+57#505#448
15K → 21K25*9+16#448#432
21K → 25K2135-133#432#565
25K → 30K56*0+56#565#509
30K → 35K2911+18#509#491
35K → 40K20200#491#491
40K → Finish13*9+4#491#487
TOTALS287*202+85

* 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