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BOSTON MARATHON 2025

Drew Pierce

Bib: 26048•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
10:02/mi
31:09
↑ 97↓ 3451.5%
10K· 6.21 mi
9:54/mi
1:01:53
↑ 79↓ 1380.4%
15K· 9.32 mi
10:11/mi
1:33:31
↑ 67↓ 78
20K· 12.43 mi
10:36/mi
2:06:26
↑ 106↓ 860.1%
Half· 13.11 mi
9:40/mi
2:13:02
↑ 19↓ 370.5%
25K· 15.53 mi
11:07/mi
2:39:59
↑ 66↓ 880.2%
30K· 18.64 mi
12:20/mi
3:18:19
↑ 181↓ 1480.2%
20M
12:14/mi
3:34:56
↑ 64↓ 500.2%
21M
12:25/mi
3:47:21
↑ 106↓ 241.6%
35K· 21.75 mi
11:22/mi
3:55:51
↑ 17↓ 861.7%
23M
10:14/mi
4:08:40
↑ 23↓ 630.6%
24M
9:37/mi
4:18:17
↓ 821.3%
40K· 24.85 mi
9:32/mi
4:26:26
↓ 200.3%
25.2M
10:55/mi
4:30:12
↑ 13↓ 160.2%
Finish· 26.22 mi
8:44/mi
4:39:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:02
Pace10:09 /mi
2nd Half
Distance13.11 mi
Time2:26:04
Pace11:09 /mi
📊Positive Split: 9.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:2231:0910:0231:09
10:02
-
10K
6.21 mi12:28:061:01:539:5830:44
9:54
-0:08
15K
9.32 mi12:59:441:33:3110:0231:38
10:11
+0:17
20K
12.43 mi13:32:392:06:2610:1032:55
10:36
+0:25
Half
13.11 mi13:39:152:13:0210:096:36
9:40
-0:56
25K
15.53 mi14:06:122:39:5910:1826:57
11:07
+1:27
30K
18.64 mi14:44:323:18:1910:3838:20
12:20
+1:13
20M
20.00 mi15:01:093:34:5610:4516:37
12:14
-0:06
21M
21.00 mi15:13:343:47:2110:5012:25
12:25
+0:11
35K
21.75 mi15:22:043:55:5110:518:30
11:22
-1:03
23M
23.00 mi15:34:534:08:4010:4912:49
10:14
-1:08
24M
24.00 mi15:44:304:18:1710:469:37
9:37
-0:37
40K
24.85 mi15:52:394:26:2610:438:09
9:32
-0:05
25.2M
25.20 mi15:56:254:30:1210:433:46
10:55
+1:23
Finish
26.22 mi16:05:194:39:0610:398:54
8:44
-2:11

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

8:44 /mi

Average Pace

10:39 /mi

Slowest Pace

12:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:16

12% of race

Time at Steady Pace

2:19:15

50% of race

Time at Slower Pace

1:46:35

38% of race

Average Pace: 10:39 /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 mi11:57:2231:0910:0231:09
10:02
#25630
10K
6.21 mi12:28:061:01:539:5830:44
9:54
#25338
15K
9.32 mi12:59:441:33:3110:0231:38
10:11
#25371
20K
12.43 mi13:32:392:06:2610:1032:55
10:36
#25380
Half
13.11 mi13:39:152:13:0210:096:36
9:40
#25311
25K
15.53 mi14:06:122:39:5910:1826:57
11:07
#25318
30K
18.64 mi14:44:323:18:1910:3838:20
12:20
#25486
20M
20.00 mi15:01:093:34:5610:4516:37
12:14
#25498
21M
21.00 mi15:13:343:47:2110:5012:25
12:25
#25443
35K
21.75 mi15:22:043:55:5110:518:30
11:22
#25430
23M
23.00 mi15:34:534:08:4010:4912:49
10:14
#25240
24M
24.00 mi15:44:304:18:1710:469:37
9:37
#25105
40K
24.85 mi15:52:394:26:2610:438:09
9:32
#24957
25.2M
25.20 mi15:56:254:30:1210:433:46
10:55
#24917
Finish
26.22 mi16:05:194:39:0610:398:54
8:44
#24780
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25630150161501625374(Top 89%)14868(Top 92%)14868(Top 264%)
10K6.21 mi3.10 mi25338+29214859+15714859+15725069(Top 88%)14734(Top 91%)14734(Top 261%)
15K9.32 mi3.11 mi25371-3314882-2314882-2325374(Top 89%)14868(Top 92%)14868(Top 264%)
20K12.43 mi3.11 mi25380-914866+1614866+1625349(Top 89%)14831(Top 92%)14831(Top 263%)
Half13.11 mi0.68 mi25311+6914834+3214834+3224028(Top 85%)14249(Top 88%)14249(Top 253%)
25K15.53 mi2.42 mi25318-714825+914825+925369(Top 89%)14802(Top 92%)14802(Top 262%)
30K18.64 mi3.11 mi25486-16814867-4214867-4225989(Top 91%)14985(Top 93%)14985(Top 266%)
20M20.00 mi1.36 mi25498-1214861+614861+625571(Top 90%)14717(Top 91%)14717(Top 261%)
21M21.00 mi1.00 mi25443+5514821+4014821+4024278(Top 85%)14050(Top 87%)14050(Top 249%)
35K21.75 mi0.75 mi25430+1314808+1314808+1324875(Top 88%)14295(Top 89%)14295(Top 253%)
23M23.00 mi1.25 mi25240+19014714+9414714+9421244(Top 75%)12515(Top 78%)12515(Top 222%)
24M24.00 mi1.00 mi25105+13514644+7014644+7020063(Top 71%)11903(Top 74%)11903(Top 211%)
40K24.85 mi0.85 mi24957+14814562+8214562+8218841(Top 66%)11250(Top 70%)11250(Top 199%)
25.2M25.20 mi0.35 mi24917+4014539+2314539+2320398(Top 72%)11998(Top 74%)11998(Top 213%)
Finish26.22 mi1.02 mi24780+13714465+7414465+7417676(Top 62%)10729(Top 67%)10729(Top 190%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

25374

Males

14868

M18-39

14868

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

25069

Males

14734

M18-39

14734

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

25374

Males

14868

M18-39

14868

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

25349

Males

14831

M18-39

14831

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

24028

Males

14249

M18-39

14249

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

25369

Males

14802

M18-39

14802

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

25989

Males

14985

M18-39

14985

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

25571

Males

14717

M18-39

14717

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

24278

Males

14050

M18-39

14050

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

24875

Males

14295

M18-39

14295

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

21244

Males

12515

M18-39

12515

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

20063

Males

11903

M18-39

11903

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18841

Males

11250

M18-39

11250

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20398

Males

11998

M18-39

11998

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

17676

Males

10729

M18-39

10729

Passing Analysis

Category:
Athletes Passed
1652
Passed By
802
Net Change
+850
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25630
5K → 10K36270+292#25630#25338
10K → 15K128161-33#25338#25371
15K → 20K117126-9#25371#25380
20K → Half723+69#25380#25311
Half → 25K98105-7#25311#25318
25K → 30K69237-168#25318#25486
30K → 20M5062-12#25486#25498
20M → 21M7520+55#25498#25443
21M → 35K2613+13#25443#25430
35K → 23M1933+190#25430#25240
23M → 24M1350+135#25240#25105
24M → 40K1491+148#25105#24957
40K → 25.2M400+40#24957#24917
25.2M → Finish1381+137#24917#24780
TOTALS1652802+850
📊

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