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BOSTON MARATHON 2025

Kayla Jane Mclaughlin

Bib: 29726•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:35/mi
29:46
↑ 97↓ 3451.5%
10K· 6.21 mi
9:43/mi
59:58
↑ 79↓ 1380.4%
15K· 9.32 mi
9:37/mi
1:29:52
↑ 67↓ 78
20K· 12.43 mi
9:46/mi
2:00:14
↑ 106↓ 860.1%
Half· 13.11 mi
9:42/mi
2:06:51
↑ 19↓ 370.5%
25K· 15.53 mi
9:57/mi
2:30:59
↑ 66↓ 880.2%
30K· 18.64 mi
9:54/mi
3:01:46
↑ 181↓ 1480.2%
20M
10:38/mi
3:16:13
↑ 64↓ 500.2%
21M
9:48/mi
3:26:01
↑ 106↓ 241.6%
35K· 21.75 mi
9:19/mi
3:32:59
↑ 17↓ 861.7%
23M
9:45/mi
3:45:11
↑ 23↓ 630.6%
24M
9:33/mi
3:54:44
↓ 821.3%
40K· 24.85 mi
9:41/mi
4:03:01
↓ 200.3%
25.2M
10:09/mi
4:06:31
↑ 13↓ 160.2%
Finish· 26.22 mi
9:04/mi
4:15:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:51
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:08:54
Pace9:50 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:2629:469:3529:46
9:35
-
10K
6.21 mi12:17:3859:589:3930:12
9:43
+0:08
15K
9.32 mi12:47:321:29:529:3929:54
9:37
-0:06
20K
12.43 mi13:17:542:00:149:4030:22
9:46
+0:09
Half
13.11 mi13:24:312:06:519:416:37
9:42
-0:04
25K
15.53 mi13:48:392:30:599:4324:08
9:57
+0:15
30K
18.64 mi14:19:263:01:469:4530:47
9:54
-0:03
20M
20.00 mi14:33:533:16:139:4914:27
10:38
+0:44
21M
21.00 mi14:43:413:26:019:499:48
9:48
-0:50
35K
21.75 mi14:50:393:32:599:486:58
9:19
-0:29
23M
23.00 mi15:02:513:45:119:4712:12
9:45
+0:26
24M
24.00 mi15:12:243:54:449:479:33
9:33
-0:12
40K
24.85 mi15:20:414:03:019:478:17
9:41
+0:08
25.2M
25.20 mi15:24:114:06:319:473:30
10:09
+0:28
Finish
26.22 mi15:33:254:15:459:469:14
9:04
-1:05

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

9:04 /mi

Average Pace

9:46 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:57:48

93% of race

Time at Steady Pace

17:57

7% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:45 /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 mi11:47:2629:469:3529:46
9:35
#24509
10K
6.21 mi12:17:3859:589:3930:12
9:43
#24611
15K
9.32 mi12:47:321:29:529:3929:54
9:37
#24419
20K
12.43 mi13:17:542:00:149:4030:22
9:46
#24236
Half
13.11 mi13:24:312:06:519:416:37
9:42
#24242
25K
15.53 mi13:48:392:30:599:4324:08
9:57
#24028
30K
18.64 mi14:19:263:01:469:4530:47
9:54
#23531
20M
20.00 mi14:33:533:16:139:4914:27
10:38
#23466
21M
21.00 mi14:43:413:26:019:499:48
9:48
#23172
35K
21.75 mi14:50:393:32:599:486:58
9:19
#23059
23M
23.00 mi15:02:513:45:119:4712:12
9:45
#22861
24M
24.00 mi15:12:243:54:449:479:33
9:33
#22727
40K
24.85 mi15:20:414:03:019:478:17
9:41
#22610
25.2M
25.20 mi15:24:114:06:319:473:30
10:09
#22555
Finish
26.22 mi15:33:254:15:459:469:14
9:04
#22448
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi245099966996624086(Top 85%)9718(Top 79%)9718(Top 178%)
10K6.21 mi3.10 mi24611-10210012-4610012-4624673(Top 87%)10056(Top 82%)10056(Top 184%)
15K9.32 mi3.11 mi24419+1929914+989914+9824086(Top 85%)9718(Top 79%)9718(Top 178%)
20K12.43 mi3.11 mi24236+1839825+899825+8923699(Top 83%)9543(Top 78%)9543(Top 174%)
Half13.11 mi0.68 mi24242-69831-69831-624104(Top 85%)9755(Top 80%)9755(Top 178%)
25K15.53 mi2.42 mi24028+2149720+1119720+11123141(Top 81%)9273(Top 76%)9273(Top 170%)
30K18.64 mi3.11 mi23531+4979472+2489472+24821338(Top 75%)8420(Top 69%)8420(Top 154%)
20M20.00 mi1.36 mi23466+659454+189454+1822787(Top 80%)9303(Top 76%)9303(Top 170%)
21M21.00 mi1.00 mi23172+2949315+1399315+13917513(Top 62%)6549(Top 54%)6549(Top 120%)
35K21.75 mi0.75 mi23059+1139270+459270+4519673(Top 69%)7821(Top 64%)7821(Top 143%)
23M23.00 mi1.25 mi22861+1989187+839187+8319624(Top 69%)7852(Top 64%)7852(Top 144%)
24M24.00 mi1.00 mi22727+1349135+529135+5219831(Top 70%)8006(Top 65%)8006(Top 146%)
40K24.85 mi0.85 mi22610+1179093+429093+4219464(Top 69%)7880(Top 64%)7880(Top 144%)
25.2M25.20 mi0.35 mi22555+559067+269067+2617791(Top 63%)7043(Top 58%)7043(Top 129%)
Finish26.22 mi1.02 mi22448+1079029+389029+3819376(Top 68%)7808(Top 64%)7808(Top 143%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

24086

Females

9718

F18-39

9718

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

24673

Females

10056

F18-39

10056

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

24086

Females

9718

F18-39

9718

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

23699

Females

9543

F18-39

9543

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24104

Females

9755

F18-39

9755

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

23141

Females

9273

F18-39

9273

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21338

Females

8420

F18-39

8420

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22787

Females

9303

F18-39

9303

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17513

Females

6549

F18-39

6549

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

19673

Females

7821

F18-39

7821

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19624

Females

7852

F18-39

7852

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19831

Females

8006

F18-39

8006

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19464

Females

7880

F18-39

7880

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

17791

Females

7043

F18-39

7043

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

19376

Females

7808

F18-39

7808

Passing Analysis

Category:
Athletes Passed
2551
Passed By
490
Net Change
+2061
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24509
5K → 10K162264-102#24509#24611
10K → 15K24452+192#24611#24419
15K → 20K23754+183#24419#24236
20K → Half2026-6#24236#24242
Half → 25K23622+214#24242#24028
25K → 30K5047+497#24028#23531
30K → 20M10439+65#23531#23466
20M → 21M2940+294#23466#23172
21M → 35K1163+113#23172#23059
35K → 23M2046+198#23059#22861
23M → 24M1395+134#22861#22727
24M → 40K1192+117#22727#22610
40K → 25.2M561+55#22610#22555
25.2M → Finish1169+107#22555#22448
TOTALS2551490+2061
📊

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

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing