Boston Marathon logo
BOSTON MARATHON 2025

Caroline Driscoll

Bib: 30262•F

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:59
Rank: #26988
Start → 5K
32:59 | 10:37/mi
10K· 6.21 mi
1:05:47
Rank: #26662 (+326)
5K → 10K
32:48 | 10:33/mi
15K· 9.32 mi
1:38:34
Rank: #26409 (+253)
10K → 15K
32:47 | 10:33/mi
20K· 12.43 mi
2:12:50
Rank: #26299 (+110)
15K → 20K
34:16 | 11:02/mi
Half· 13.11 mi
2:20:26
Rank: #26332 (-33)
20K → Half
7:36 | 11:08/mi
25K· 15.53 mi
2:48:51
Rank: #26299 (+33)
Half → 25K
28:25 | 11:43/mi
30K· 18.64 mi
3:26:35
Rank: #26209 (+90)
25K → 30K
37:44 | 12:09/mi
20M
3:43:08
Rank: #26154 (+55)
30K → 20M
16:33 | 12:11/mi
21M
3:55:31
Rank: #26057 (+97)
20M → 21M
12:23 | 12:23/mi
35K· 21.75 mi
4:06:42
Rank: #26226 (-169)
21M → 35K
11:11 | 14:57/mi
23M
4:22:10
Rank: #26187 (+39)
35K → 23M
15:28 | 12:21/mi
24M
4:34:26
Rank: #26194 (-7)
23M → 24M
12:16 | 12:16/mi
40K· 24.85 mi
4:44:49
Rank: #26172 (+22)
24M → 40K
10:23 | 12:09/mi
25.2M
4:49:28
Rank: #26177 (-5)
40K → 25.2M
4:39 | 13:29/mi
Finish· 26.22 mi
5:01:46
Rank: #26216 (-39)
25.2M → Finish
12:18 | 12:04/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:26
Pace10:43 /mi
2nd Half
Distance13.11 mi
Time2:41:20
Pace12:18 /mi
📊Positive Split: 14.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1732:5910:3732:59
10:37
-
10K
6.21 mi12:28:051:05:4710:3532:48
10:33
-0:04
15K
9.32 mi13:00:521:38:3410:3532:47
10:33
0:00
20K
12.43 mi13:35:082:12:5010:4134:16
11:02
+0:29
Half
13.11 mi13:42:442:20:2610:437:36
11:08
+0:06
25K
15.53 mi14:11:092:48:5110:5228:25
11:43
+0:35
30K
18.64 mi14:48:533:26:3511:0537:44
12:09
+0:26
20M
20.00 mi15:05:263:43:0811:0916:33
12:11
+0:02
21M
21.00 mi15:17:493:55:3111:1312:23
12:23
+0:12
35K
21.75 mi15:29:004:06:4211:2111:11
14:57
+2:34
23M
23.00 mi15:44:284:22:1011:2415:28
12:21
-2:36
24M
24.00 mi15:56:444:34:2611:2612:16
12:16
-0:05
40K
24.85 mi16:07:074:44:4911:2810:23
12:09
-0:07
25.2M
25.20 mi16:11:464:49:2811:294:39
13:29
+1:20
Finish
26.22 mi16:24:045:01:4611:3112:18
12:04
-1:25

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

10:33 /mi

Average Pace

11:31 /mi

Slowest Pace

14:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:26

47% of race

Time at Steady Pace

2:25:30

48% of race

Time at Slower Pace

15:50

5% of race

Average Pace: 11:31 /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 mi11:55:1732:5910:3732:59
10:37
#26988
10K
6.21 mi12:28:051:05:4710:3532:48
10:33
#26662
15K
9.32 mi13:00:521:38:3410:3532:47
10:33
#26409
20K
12.43 mi13:35:082:12:5010:4134:16
11:02
#26299
Half
13.11 mi13:42:442:20:2610:437:36
11:08
#26332
25K
15.53 mi14:11:092:48:5110:5228:25
11:43
#26299
30K
18.64 mi14:48:533:26:3511:0537:44
12:09
#26209
20M
20.00 mi15:05:263:43:0811:0916:33
12:11
#26154
21M
21.00 mi15:17:493:55:3111:1312:23
12:23
#26057
35K
21.75 mi15:29:004:06:4211:2111:11
14:57
#26226
23M
23.00 mi15:44:284:22:1011:2415:28
12:21
#26187
24M
24.00 mi15:56:444:34:2611:2612:16
12:16
#26194
40K
24.85 mi16:07:074:44:4911:2810:23
12:09
#26172
25.2M
25.20 mi16:11:464:49:2811:294:39
13:29
#26177
Finish
26.22 mi16:24:045:01:4611:3112:18
12:04
#26216
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26988113211132126022(Top 92%)10802(Top 88%)10802(Top 198%)
10K6.21 mi3.10 mi26662+32611141+18011141+18026370(Top 93%)10995(Top 90%)10995(Top 201%)
15K9.32 mi3.11 mi26409+25311007+13411007+13426022(Top 92%)10802(Top 88%)10802(Top 198%)
20K12.43 mi3.11 mi26299+11010944+6310944+6326049(Top 92%)10838(Top 89%)10838(Top 198%)
Half13.11 mi0.68 mi26332-3310968-2410968-2426678(Top 94%)11221(Top 92%)11221(Top 205%)
25K15.53 mi2.42 mi26299+3310954+1410954+1426114(Top 92%)10922(Top 89%)10922(Top 200%)
30K18.64 mi3.11 mi26209+9010941+1310941+1325757(Top 91%)10817(Top 88%)10817(Top 198%)
20M20.00 mi1.36 mi26154+5510923+1810923+1825505(Top 90%)10759(Top 88%)10759(Top 197%)
21M21.00 mi1.00 mi26057+9710876+4710876+4724215(Top 85%)10145(Top 83%)10145(Top 186%)
35K21.75 mi0.75 mi26226-16910981-10510981-10528050(Top 99%)12097(Top 99%)12097(Top 221%)
23M23.00 mi1.25 mi26187+3910970+1110970+1125590(Top 90%)10907(Top 89%)10907(Top 199%)
24M24.00 mi1.00 mi26194-710989-1910989-1925999(Top 92%)11133(Top 91%)11133(Top 204%)
40K24.85 mi0.85 mi26172+2210983+610983+625131(Top 88%)10736(Top 88%)10736(Top 196%)
25.2M25.20 mi0.35 mi26177-510991-810991-825621(Top 90%)11006(Top 90%)11006(Top 201%)
Finish26.22 mi1.02 mi26216-3911015-2411015-2426868(Top 95%)11568(Top 95%)11568(Top 212%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

26022

Females

10802

F18-39

10802

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

26370

Females

10995

F18-39

10995

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

26022

Females

10802

F18-39

10802

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

26049

Females

10838

F18-39

10838

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

26678

Females

11221

F18-39

11221

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

26114

Females

10922

F18-39

10922

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

25757

Females

10817

F18-39

10817

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

25505

Females

10759

F18-39

10759

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

24215

Females

10145

F18-39

10145

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

28050

Females

12097

F18-39

12097

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

25590

Females

10907

F18-39

10907

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

25999

Females

11133

F18-39

11133

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

25131

Females

10736

F18-39

10736

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25621

Females

11006

F18-39

11006

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2stories
+22ft-21ft

Overall

26868

Females

11568

F18-39

11568

Passing Analysis

Category:
Athletes Passed
1411
Passed By
639
Net Change
+772
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26988
5K → 10K37044+326#26988#26662
10K → 15K27623+253#26662#26409
15K → 20K17969+110#26409#26299
20K → Half841-33#26299#26332
Half → 25K10370+33#26332#26299
25K → 30K14858+90#26299#26209
30K → 20M7217+55#26209#26154
20M → 21M1047+97#26154#26057
21M → 35K7176-169#26057#26226
35K → 23M5617+39#26226#26187
23M → 24M2936-7#26187#26194
24M → 40K3614+22#26194#26172
40K → 25.2M813-5#26172#26177
25.2M → Finish1554-39#26177#26216
TOTALS1411639+772
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing