Boston Marathon logo
BOSTON MARATHON 2025

Clare Farrow

Bib: 14929•F

CO

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
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
26:04
Rank: #19254
Start → 5K
26:04 | 8:23/mi
10K· 6.21 mi
52:38
Rank: #19650 (-396)
5K → 10K
26:34 | 8:33/mi
15K· 9.32 mi
1:18:51
Rank: #19420 (+230)
10K → 15K
26:13 | 8:26/mi
20K· 12.43 mi
1:45:16
Rank: #19081 (+339)
15K → 20K
26:25 | 8:30/mi
Half· 13.11 mi
1:50:53
Rank: #19004 (+77)
20K → Half
5:37 | 8:14/mi
25K· 15.53 mi
2:11:22
Rank: #18629 (+375)
Half → 25K
20:29 | 8:27/mi
30K· 18.64 mi
2:37:45
Rank: #17859 (+770)
25K → 30K
26:23 | 8:30/mi
20M
2:49:16
Rank: #17543 (+316)
30K → 20M
11:31 | 8:28/mi
21M
2:58:14
Rank: #17280 (+263)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
3:06:21
Rank: #17726 (-446)
21M → 35K
8:07 | 10:51/mi
23M
3:16:52
Rank: #17402 (+324)
35K → 23M
10:31 | 8:24/mi
24M
3:25:04
Rank: #17186 (+216)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:32:01
Rank: #16954 (+232)
24M → 40K
6:57 | 8:08/mi
25.2M
3:35:02
Rank: #16822 (+132)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:43:11
Rank: #16674 (+148)
25.2M → Finish
8:09 | 8:00/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
Time1:50:53
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time1:52:18
Pace8:34 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:1826:048:2326:04
8:23
-
10K
6.21 mi11:23:5252:388:2826:34
8:33
+0:10
15K
9.32 mi11:50:051:18:518:2826:13
8:26
-0:07
20K
12.43 mi12:16:301:45:168:2826:25
8:30
+0:04
Half
13.11 mi12:22:071:50:538:275:37
8:14
-0:16
25K
15.53 mi12:42:362:11:228:2720:29
8:27
+0:13
30K
18.64 mi13:08:592:37:458:2826:23
8:30
+0:03
20M
20.00 mi13:20:302:49:168:2811:31
8:28
-0:02
21M
21.00 mi13:29:282:58:148:298:58
8:58
+0:30
35K
21.75 mi13:37:353:06:218:348:07
10:51
+1:53
23M
23.00 mi13:48:063:16:528:3410:31
8:24
-2:27
24M
24.00 mi13:56:183:25:048:338:12
8:12
-0:12
40K
24.85 mi14:03:153:32:018:326:57
8:08
-0:04
25.2M
25.20 mi14:06:163:35:028:323:01
8:45
+0:37
Finish
26.22 mi14:14:253:43:118:318:09
8:00
-0:45

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

8:00 /mi

Average Pace

8:31 /mi

Slowest Pace

10:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

8:09

4% of race

Time at Steady Pace

3:17:57

89% of race

Time at Slower Pace

17:05

8% of race

Average Pace: 8:31 /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 mi10:57:1826:048:2326:04
8:23
#19254
10K
6.21 mi11:23:5252:388:2826:34
8:33
#19650
15K
9.32 mi11:50:051:18:518:2826:13
8:26
#19420
20K
12.43 mi12:16:301:45:168:2826:25
8:30
#19081
Half
13.11 mi12:22:071:50:538:275:37
8:14
#19004
25K
15.53 mi12:42:362:11:228:2720:29
8:27
#18629
30K
18.64 mi13:08:592:37:458:2826:23
8:30
#17859
20M
20.00 mi13:20:302:49:168:2811:31
8:28
#17543
21M
21.00 mi13:29:282:58:148:298:58
8:58
#17280
35K
21.75 mi13:37:353:06:218:348:07
10:51
#17726
23M
23.00 mi13:48:063:16:528:3410:31
8:24
#17402
24M
24.00 mi13:56:183:25:048:338:12
8:12
#17186
40K
24.85 mi14:03:153:32:018:326:57
8:08
#16954
25.2M
25.20 mi14:06:163:35:028:323:01
8:45
#16822
Finish
26.22 mi14:14:253:43:118:318:09
8:00
#16674
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi192547052705218952(Top 67%)6868(Top 56%)6868(Top 126%)
10K6.21 mi3.10 mi19650-3967268-2167268-21620102(Top 71%)7519(Top 61%)7519(Top 137%)
15K9.32 mi3.11 mi19420+2307134+1347134+13418952(Top 67%)6868(Top 56%)6868(Top 126%)
20K12.43 mi3.11 mi19081+3396948+1866948+18618266(Top 64%)6482(Top 53%)6482(Top 119%)
Half13.11 mi0.68 mi19004+776909+396909+3917521(Top 62%)6047(Top 49%)6047(Top 111%)
25K15.53 mi2.42 mi18629+3756710+1996710+19916869(Top 59%)5780(Top 47%)5780(Top 106%)
30K18.64 mi3.11 mi17859+7706325+3856325+38514713(Top 52%)4752(Top 39%)4752(Top 87%)
20M20.00 mi1.36 mi17543+3166171+1546171+15413671(Top 48%)4344(Top 36%)4344(Top 79%)
21M21.00 mi1.00 mi17280+2636040+1316040+13113347(Top 47%)4300(Top 35%)4300(Top 79%)
35K21.75 mi0.75 mi17726-4466297-2576297-25723914(Top 84%)10005(Top 82%)10005(Top 183%)
23M23.00 mi1.25 mi17402+3246169+1286169+12812735(Top 45%)4133(Top 34%)4133(Top 76%)
24M24.00 mi1.00 mi17186+2166066+1036066+10312623(Top 44%)4134(Top 34%)4134(Top 76%)
40K24.85 mi0.85 mi16954+2325961+1055961+10511153(Top 39%)3498(Top 29%)3498(Top 64%)
25.2M25.20 mi0.35 mi16822+1325904+575904+5710430(Top 37%)3266(Top 27%)3266(Top 60%)
Finish26.22 mi1.02 mi16674+1485830+745830+7412914(Top 45%)4397(Top 36%)4397(Top 80%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

18952

Females

6868

F18-39

6868

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

20102

Females

7519

F18-39

7519

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

18952

Females

6868

F18-39

6868

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

18266

Females

6482

F18-39

6482

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17521

Females

6047

F18-39

6047

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

16869

Females

5780

F18-39

5780

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

14713

Females

4752

F18-39

4752

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

13671

Females

4344

F18-39

4344

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13347

Females

4300

F18-39

4300

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23914

Females

10005

F18-39

10005

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

12735

Females

4133

F18-39

4133

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12623

Females

4134

F18-39

4134

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

11153

Females

3498

F18-39

3498

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10430

Females

3266

F18-39

3266

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

12914

Females

4397

F18-39

4397

Passing Analysis

Category:
Athletes Passed
3754
Passed By
1174
Net Change
+2580
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19254
5K → 10K118514-396#19254#19650
10K → 15K32494+230#19650#19420
15K → 20K38647+339#19420#19081
20K → Half825+77#19081#19004
Half → 25K3827+375#19004#18629
25K → 30K7766+770#18629#17859
30K → 20M3171+316#17859#17543
20M → 21M27310+263#17543#17280
21M → 35K12458-446#17280#17726
35K → 23M3328+324#17726#17402
23M → 24M2248+216#17402#17186
24M → 40K2320+232#17186#16954
40K → 25.2M1353+132#16954#16822
25.2M → Finish16113+148#16822#16674
TOTALS37541174+2580
📊

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