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BOSTON MARATHON 2025

Madelyn Garrison

Bib: 17270•F

OH

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0:00
/ mi
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Overall
#0 / 28404
Top 39%
Gender (Female)
#0 / 12228
Top 23%
Division (F18-39)
#0 / 5469
Top 39%
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
7:08/mi
22:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:01/mi
43:59
↑ 79↓ 1380.4%
15K· 9.32 mi
7:11/mi
1:06:18
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:29:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:34:26
↑ 19↓ 370.5%
25K· 15.53 mi
7:45/mi
1:53:13
↑ 66↓ 880.2%
30K· 18.64 mi
8:12/mi
2:18:43
↑ 181↓ 1480.2%
20M
8:36/mi
2:30:24
↑ 64↓ 500.2%
21M
9:33/mi
2:39:57
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
2:46:04
↑ 17↓ 861.7%
23M
8:46/mi
2:57:02
↑ 23↓ 630.6%
24M
8:18/mi
3:05:20
↓ 821.3%
40K· 24.85 mi
8:26/mi
3:12:33
↓ 200.3%
25.2M
8:51/mi
3:15:36
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:23:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:26
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:48:34
Pace8:17 /mi
📊Positive Split: 15.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:3622:107:0822:10
7:08
-
10K
6.21 mi11:34:2543:597:0521:49
7:01
-0:07
15K
9.32 mi11:56:441:06:187:0722:19
7:11
+0:10
20K
12.43 mi12:19:481:29:227:1123:04
7:25
+0:14
Half
13.11 mi12:24:521:34:267:125:04
7:26
+0:01
25K
15.53 mi12:43:391:53:137:1718:47
7:45
+0:19
30K
18.64 mi13:09:092:18:437:2625:30
8:12
+0:27
20M
20.00 mi13:20:502:30:247:3111:41
8:36
+0:24
21M
21.00 mi13:30:232:39:577:379:33
9:33
+0:57
35K
21.75 mi13:36:302:46:047:386:07
8:11
-1:22
23M
23.00 mi13:47:282:57:027:4210:58
8:46
+0:35
24M
24.00 mi13:55:463:05:207:438:18
8:18
-0:28
40K
24.85 mi14:02:593:12:337:457:13
8:26
+0:08
25.2M
25.20 mi14:06:023:15:367:463:03
8:51
+0:25
Finish
26.22 mi14:13:263:23:007:457:24
7:16
-1:35

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

7:01 /mi

Average Pace

7:45 /mi

Slowest Pace

9:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:37

59% of race

Time at Steady Pace

47:08

23% of race

Time at Slower Pace

35:15

17% of race

Average Pace: 7:45 /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 mi11:12:3622:107:0822:10
7:08
#8942
10K
6.21 mi11:34:2543:597:0521:49
7:01
#8502
15K
9.32 mi11:56:441:06:187:0722:19
7:11
#8603
20K
12.43 mi12:19:481:29:227:1123:04
7:25
#8908
Half
13.11 mi12:24:521:34:267:125:04
7:26
#9025
25K
15.53 mi12:43:391:53:137:1718:47
7:45
#9471
30K
18.64 mi13:09:092:18:437:2625:30
8:12
#10073
20M
20.00 mi13:20:502:30:247:3111:41
8:36
#10427
21M
21.00 mi13:30:232:39:577:379:33
9:33
#10808
35K
21.75 mi13:36:302:46:047:386:07
8:11
#10889
23M
23.00 mi13:47:282:57:027:4210:58
8:46
#11108
24M
24.00 mi13:55:463:05:207:438:18
8:18
#11179
40K
24.85 mi14:02:593:12:337:457:13
8:26
#11232
25.2M
25.20 mi14:06:023:15:367:463:03
8:51
#11211
Finish
26.22 mi14:13:263:23:007:457:24
7:16
#11036
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8942135113518991(Top 32%)1430(Top 12%)1430(Top 26%)
10K6.21 mi3.10 mi8502+4401188+1631188+1638101(Top 29%)1052(Top 9%)1052(Top 19%)
15K9.32 mi3.11 mi8603-1011236-481236-488991(Top 32%)1430(Top 12%)1430(Top 26%)
20K12.43 mi3.11 mi8908-3051378-1421378-14210128(Top 36%)2022(Top 17%)2022(Top 37%)
Half13.11 mi0.68 mi9025-1171430-521430-5211182(Top 39%)2523(Top 21%)2523(Top 46%)
25K15.53 mi2.42 mi9471-4461667-2371667-23711931(Top 42%)3080(Top 25%)3080(Top 56%)
30K18.64 mi3.11 mi10073-6021992-3251992-32512884(Top 45%)3762(Top 31%)3762(Top 69%)
20M20.00 mi1.36 mi10427-3542209-2172209-21714413(Top 51%)4723(Top 39%)4723(Top 86%)
21M21.00 mi1.00 mi10808-3812452-2432452-24316305(Top 57%)5864(Top 48%)5864(Top 107%)
35K21.75 mi0.75 mi10889-812517-652517-6513460(Top 47%)4391(Top 36%)4391(Top 80%)
23M23.00 mi1.25 mi11108-2192670-1532670-15314879(Top 52%)5259(Top 43%)5259(Top 96%)
24M24.00 mi1.00 mi11179-712750-802750-8013270(Top 47%)4445(Top 36%)4445(Top 81%)
40K24.85 mi0.85 mi11232-532814-642814-6413049(Top 46%)4460(Top 36%)4460(Top 82%)
25.2M25.20 mi0.35 mi11211+212817-32817-310964(Top 39%)3458(Top 28%)3458(Top 63%)
Finish26.22 mi1.02 mi11036+1752763+542763+547546(Top 27%)1882(Top 15%)1882(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8991

Females

1430

F18-39

1430

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

8101

Females

1052

F18-39

1052

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8991

Females

1430

F18-39

1430

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

10128

Females

2022

F18-39

2022

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

11182

Females

2523

F18-39

2523

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11931

Females

3080

F18-39

3080

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

12884

Females

3762

F18-39

3762

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

14413

Females

4723

F18-39

4723

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

16305

Females

5864

F18-39

5864

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

13460

Females

4391

F18-39

4391

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

14879

Females

5259

F18-39

5259

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

13270

Females

4445

F18-39

4445

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13049

Females

4460

F18-39

4460

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10964

Females

3458

F18-39

3458

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7546

Females

1882

F18-39

1882

Passing Analysis

Category:
Athletes Passed
1419
Passed By
3510
Net Change
-2094
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8942
5K → 10K50767+440#8942#8502
10K → 15K128229-101#8502#8603
15K → 20K92397-305#8603#8908
20K → Half13130-117#8908#9025
Half → 25K67513-446#9025#9471
25K → 30K86686-602#9471#10073
30K → 20M54407-354#10073#10427
20M → 21M32413-381#10427#10808
21M → 35K39120-81#10808#10889
35K → 23M51270-219#10889#11108
23M → 24M65136-71#11108#11179
24M → 40K53106-53#11179#11232
40K → 25.2M4928+21#11232#11211
25.2M → Finish1838+175#11211#11036
TOTALS14193510-2094
📊

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