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MARINE CORPS MARATHON 2025

Isabelle Kildee

Chicago, IL

Bib: 14822 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 28%
Gender (Female)
#0 / 12338
Top 20%
Division (F20-24)
#0 / 1404
Top 31%
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
9:46/mi
30:20
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:47/mi
57:36
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:03/mi
1:25:42
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:54/mi
1:58:53
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:44/mi
2:20:35
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:12/mi
2:52:16
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:28/mi
3:24:47
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:12/mi
3:56:27
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:03/mi
4:10:10
↑ 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
Time1:58:53
Pace9:07 /mi
2nd Half
Distance13.17 mi
Time2:11:17
Pace9:58 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:03:0530:209:4630:20
9:46
-
10K
6.21 mi08:30:2157:369:1627:16
8:47
-0:59
15K
9.32 mi08:58:271:25:429:1228:06
9:03
+0:16
21K
13.05 mi09:31:381:58:539:0733:11
8:54
-0:09
25K
15.53 mi09:53:202:20:359:0321:42
8:44
-0:10
30K
18.64 mi10:25:012:52:169:1431:41
10:12
+1:28
35K
21.75 mi10:57:323:24:479:2532:31
10:28
+0:16
40K
24.85 mi11:29:123:56:279:3131:40
10:12
-0:16
Finish
26.22 mi11:42:554:10:109:3313:43
10:03
-0:09

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

8:44 /mi

Average Pace

9:33 /mi

Slowest Pace

10:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:15

44% of race

Time at Steady Pace

1:47:24

43% of race

Time at Slower Pace

32:31

13% of race

Average Pace: 9:32 /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 mi08:03:0530:209:4630:20
9:46
#10227
10K
6.21 mi08:30:2157:369:1627:16
8:47
#9157
15K
9.32 mi08:58:271:25:429:1228:06
9:03
#9193
21K
13.05 mi09:31:381:58:539:0733:11
8:54
#8494
25K
15.53 mi09:53:202:20:359:0321:42
8:44
#8178
30K
18.64 mi10:25:012:52:169:1431:41
10:12
#8824
35K
21.75 mi10:57:323:24:479:2532:31
10:28
#9032
40K
24.85 mi11:29:123:56:279:3131:40
10:12
#8690
Finish
26.22 mi11:42:554:10:109:3313:43
10:03
#8522
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi1022728204909392(Top 31%)2500(Top 20%)463(Top 33%)
10K6.21 mi3.10 mi9157+10702399+421444+467910(Top 26%)1962(Top 16%)370(Top 26%)
15K9.32 mi3.11 mi9193-362415-16446-29392(Top 31%)2500(Top 20%)463(Top 33%)
21K13.05 mi3.73 mi8494+6992172+243409+377053(Top 23%)1694(Top 14%)325(Top 23%)
25K15.53 mi2.48 mi8178+3162080+92396+137154(Top 24%)1788(Top 14%)344(Top 25%)
30K18.64 mi3.11 mi8824-6462350-270427-3111385(Top 38%)3625(Top 29%)629(Top 45%)
35K21.75 mi3.11 mi9032-2082504-154448-2110938(Top 36%)3747(Top 30%)656(Top 47%)
40K24.85 mi3.10 mi8690+3422488+16445+38450(Top 28%)2920(Top 24%)522(Top 37%)
Finish26.22 mi1.37 mi8522+1682463+25438+78195(Top 27%)2869(Top 23%)558(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×18story building
+279ft-164ft

Overall

9392

Females

2500

F20-24

2500

5K→10K

3.1 - 6.2 mi

Top 26%
×11story building
+103ft-217ft

Overall

7910

Females

1962

F20-24

1962

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+51ft-55ft

Overall

9392

Females

2500

F20-24

2500

15K→21K

9.3 - 13.1 mi

Top 23%
×1story
+20ft-37ft

Overall

7053

Females

1694

F20-24

1694

21K→25K

13.1 - 15.5 mi

Top 24%
×2story building
+35ft-8ft

Overall

7154

Females

1788

F20-24

1788

25K→30K

15.5 - 18.6 mi

Top 38%
×2story building
+58ft-57ft

Overall

11385

Females

3625

F20-24

3625

30K→35K

18.6 - 21.8 mi

Top 36%
×2story building
+98ft-92ft

Overall

10938

Females

3747

F20-24

3747

35K→40K

21.8 - 24.9 mi

Top 28%
×2story building
+36ft-53ft

Overall

8450

Females

2920

F20-24

2920

40K→Finish

24.9 - 26.2 mi

Top 27%
×5story building
+80ft-24ft

Overall

8195

Females

2869

F20-24

2869

Passing Analysis

Category:
Athletes Passed
3527*
Passed By
1822
Net Change
+1705
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10227
5K → 10K1120*50+1070#10227#9157
10K → 15K201*237-36#9157#9193
15K → 21K728*29+699#9193#8494
21K → 25K372*56+316#8494#8178
25K → 30K157*803-646#8178#8824
30K → 35K263*471-208#8824#9032
35K → 40K475*133+342#9032#8690
40K → Finish211*43+168#8690#8522
TOTALS3527*1822+1705

* 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