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BOSTON MARATHON 2025

Carrie Boland

Bib: 20158•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 42%
Masters (Masters Women)
#0 / 6759
Top 28%
Division (F40-44)
#0 / 1718
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
7:59/mi
24:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:59/mi
49:35
↑ 79↓ 1380.4%
15K· 9.32 mi
7:55/mi
1:14:12
↑ 67↓ 78
20K· 12.43 mi
7:59/mi
1:39:01
↑ 106↓ 860.1%
Half· 13.11 mi
7:53/mi
1:44:24
↑ 19↓ 370.5%
25K· 15.53 mi
7:56/mi
2:03:38
↑ 66↓ 880.2%
30K· 18.64 mi
8:17/mi
2:29:23
↑ 181↓ 1480.2%
20M
8:45/mi
2:41:17
↑ 64↓ 500.2%
21M
9:28/mi
2:50:45
↑ 106↓ 241.6%
35K· 21.75 mi
8:41/mi
2:57:15
↑ 17↓ 861.7%
23M
9:09/mi
3:08:42
↑ 23↓ 630.6%
24M
8:59/mi
3:17:41
↓ 821.3%
40K· 24.85 mi
9:23/mi
3:25:42
↓ 200.3%
25.2M
10:06/mi
3:29:11
↑ 13↓ 160.2%
Finish· 26.22 mi
8:30/mi
3:37:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:24
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time1:53:27
Pace8:39 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3624:487:5924:48
7:59
-
10K
6.21 mi11:41:2349:357:5924:47
7:59
0:00
15K
9.32 mi12:06:001:14:127:5824:37
7:55
-0:04
20K
12.43 mi12:30:491:39:017:5824:49
7:59
+0:04
Half
13.11 mi12:36:121:44:247:585:23
7:53
-0:06
25K
15.53 mi12:55:262:03:387:5819:14
7:56
+0:03
30K
18.64 mi13:21:112:29:238:0125:45
8:17
+0:21
20M
20.00 mi13:33:052:41:178:0411:54
8:45
+0:28
21M
21.00 mi13:42:332:50:458:089:28
9:28
+0:43
35K
21.75 mi13:49:032:57:158:096:30
8:41
-0:47
23M
23.00 mi14:00:303:08:428:1211:27
9:09
+0:28
24M
24.00 mi14:09:293:17:418:148:59
8:59
-0:10
40K
24.85 mi14:17:303:25:428:178:01
9:23
+0:24
25.2M
25.20 mi14:20:593:29:118:183:29
10:06
+0:43
Finish
26.22 mi14:29:393:37:518:198:40
8:30
-1:36

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

7:53 /mi

Average Pace

8:19 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:38

57% of race

Time at Steady Pace

52:49

24% of race

Time at Slower Pace

41:24

19% of race

Average Pace: 8:19 /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 mi11:16:3624:487:5924:48
7:59
#16457
10K
6.21 mi11:41:2349:357:5924:47
7:59
#16347
15K
9.32 mi12:06:001:14:127:5824:37
7:55
#16017
20K
12.43 mi12:30:491:39:017:5824:49
7:59
#15699
Half
13.11 mi12:36:121:44:247:585:23
7:53
#15660
25K
15.53 mi12:55:262:03:387:5819:14
7:56
#15236
30K
18.64 mi13:21:112:29:238:0125:45
8:17
#14846
20M
20.00 mi13:33:052:41:178:0411:54
8:45
#14858
21M
21.00 mi13:42:332:50:458:089:28
9:28
#14887
35K
21.75 mi13:49:032:57:158:096:30
8:41
#14951
23M
23.00 mi14:00:303:08:428:1211:27
9:09
#15072
24M
24.00 mi14:09:293:17:418:148:59
8:59
#15160
40K
24.85 mi14:17:303:25:428:178:01
9:23
#15284
25.2M
25.20 mi14:20:593:29:118:183:29
10:06
#15325
Finish
26.22 mi14:29:393:37:518:198:40
8:30
#15350
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi164575421542115432(Top 54%)4826(Top 39%)4826(Top 281%)
10K6.21 mi3.10 mi16347+1105346+755346+7516303(Top 57%)5310(Top 43%)5310(Top 309%)
15K9.32 mi3.11 mi16017+3305154+1925154+19215432(Top 54%)4826(Top 39%)4826(Top 281%)
20K12.43 mi3.11 mi15699+3184982+1724982+17214856(Top 52%)4569(Top 37%)4569(Top 266%)
Half13.11 mi0.68 mi15660+394970+124970+1215096(Top 53%)4679(Top 38%)4679(Top 272%)
25K15.53 mi2.42 mi15236+4244742+2284742+22813391(Top 47%)3880(Top 32%)3880(Top 226%)
30K18.64 mi3.11 mi14846+3904592+1504592+15013442(Top 47%)4082(Top 33%)4082(Top 238%)
20M20.00 mi1.36 mi14858-124616-244616-2415433(Top 54%)5283(Top 43%)5283(Top 308%)
21M21.00 mi1.00 mi14887-294661-454661-4515940(Top 56%)5673(Top 46%)5673(Top 330%)
35K21.75 mi0.75 mi14951-644709-484709-4816624(Top 59%)6120(Top 50%)6120(Top 356%)
23M23.00 mi1.25 mi15072-1214811-1024811-10217081(Top 60%)6491(Top 53%)6491(Top 378%)
24M24.00 mi1.00 mi15160-884897-864897-8617289(Top 61%)6637(Top 54%)6637(Top 386%)
40K24.85 mi0.85 mi15284-1245004-1075004-10718189(Top 64%)7213(Top 59%)7213(Top 420%)
25.2M25.20 mi0.35 mi15325-415040-365040-3617476(Top 62%)6830(Top 56%)6830(Top 398%)
Finish26.22 mi1.02 mi15350-255075-355075-3516258(Top 57%)6162(Top 50%)6162(Top 359%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21story building
+97ft-345ft

Overall

15432

Females

4826

F40-44

4826

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

16303

Females

5310

F40-44

5310

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+67ft-78ft

Overall

15432

Females

4826

F40-44

4826

15K→20K

9.3 - 12.4 mi

Top 52%
×5story building
+106ft-86ft

Overall

14856

Females

4569

F40-44

4569

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

15096

Females

4679

F40-44

4679

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

13391

Females

3880

F40-44

3880

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

13442

Females

4082

F40-44

4082

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15433

Females

5283

F40-44

5283

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

15940

Females

5673

F40-44

5673

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

16624

Females

6120

F40-44

6120

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

17081

Females

6491

F40-44

6491

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17289

Females

6637

F40-44

6637

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18189

Females

7213

F40-44

7213

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17476

Females

6830

F40-44

6830

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

16258

Females

6162

F40-44

6162

Passing Analysis

Category:
Athletes Passed
2583
Passed By
1476
Net Change
+1107
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16457
5K → 10K346236+110#16457#16347
10K → 15K40878+330#16347#16017
15K → 20K37456+318#16017#15699
20K → Half5011+39#15699#15660
Half → 25K43814+424#15660#15236
25K → 30K45868+390#15236#14846
30K → 20M126138-12#14846#14858
20M → 21M99128-29#14858#14887
21M → 35K41105-64#14887#14951
35K → 23M80201-121#14951#15072
23M → 24M57145-88#15072#15160
24M → 40K38162-124#15160#15284
40K → 25.2M1859-41#15284#15325
25.2M → Finish5075-25#15325#15350
TOTALS25831476+1107
📊

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