Boston Marathon logo
BOSTON MARATHON 2025

Meredith Kress

Bib: 11952•F

MA

0:00
0:00
/ mi
Be the first to cheer!
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

Start
0:00:00
Race begins
5K· 3.11 mi
23:10
Rank: #11868
Start → 5K
23:10 | 7:27/mi
10K· 6.21 mi
46:18
Rank: #11715 (+153)
5K → 10K
23:08 | 7:27/mi
15K· 9.32 mi
1:09:21
Rank: #11455 (+260)
10K → 15K
23:03 | 7:25/mi
20K· 12.43 mi
1:32:23
Rank: #11056 (+399)
15K → 20K
23:02 | 7:25/mi
Half· 13.11 mi
1:37:24
Rank: #11029 (+27)
20K → Half
5:01 | 7:21/mi
25K· 15.53 mi
1:55:32
Rank: #10783 (+246)
Half → 25K
18:08 | 7:29/mi
30K· 18.64 mi
2:19:25
Rank: #10400 (+383)
25K → 30K
23:53 | 7:41/mi
20M
2:30:17
Rank: #10374 (+26)
30K → 20M
10:52 | 8:00/mi
21M
2:39:14
Rank: #10546 (-172)
20M → 21M
8:57 | 8:57/mi
35K· 21.75 mi
2:45:02
Rank: #10512 (+34)
21M → 35K
5:48 | 7:45/mi
23M
2:55:09
Rank: #10476 (+36)
35K → 23M
10:07 | 8:05/mi
24M
3:03:18
Rank: #10536 (-60)
23M → 24M
8:09 | 8:09/mi
40K· 24.85 mi
3:10:39
Rank: #10643 (-107)
24M → 40K
7:21 | 8:36/mi
25.2M
3:14:06
Rank: #10760 (-117)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:23:00
Rank: #11034 (-274)
25.2M → Finish
8:54 | 8:44/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
Time1:37:24
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:45:36
Pace8:03 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5223:107:2723:10
7:27
-
10K
6.21 mi11:14:0046:187:2723:08
7:27
0:00
15K
9.32 mi11:37:031:09:217:2623:03
7:25
-0:02
20K
12.43 mi12:00:051:32:237:2623:02
7:25
0:00
Half
13.11 mi12:05:061:37:247:265:01
7:21
-0:04
25K
15.53 mi12:23:141:55:327:2618:08
7:29
+0:08
30K
18.64 mi12:47:072:19:257:2923:53
7:41
+0:12
20M
20.00 mi12:57:592:30:177:3110:52
8:00
+0:19
21M
21.00 mi13:06:562:39:147:358:57
8:57
+0:57
35K
21.75 mi13:12:442:45:027:355:48
7:45
-1:12
23M
23.00 mi13:22:512:55:097:3710:07
8:05
+0:20
24M
24.00 mi13:31:003:03:187:388:09
8:09
+0:04
40K
24.85 mi13:38:213:10:397:407:21
8:36
+0:27
25.2M
25.20 mi13:41:483:14:067:423:27
10:00
+1:24
Finish
26.22 mi13:50:423:23:007:458:54
8:44
-1:16

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

7:21 /mi

Average Pace

7:45 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

5:01

2% of race

Time at Steady Pace

2:41:11

79% of race

Time at Slower Pace

36:48

18% 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 mi10:50:5223:107:2723:10
7:27
#11868
10K
6.21 mi11:14:0046:187:2723:08
7:27
#11715
15K
9.32 mi11:37:031:09:217:2623:03
7:25
#11455
20K
12.43 mi12:00:051:32:237:2623:02
7:25
#11056
Half
13.11 mi12:05:061:37:247:265:01
7:21
#11029
25K
15.53 mi12:23:141:55:327:2618:08
7:29
#10783
30K
18.64 mi12:47:072:19:257:2923:53
7:41
#10400
20M
20.00 mi12:57:592:30:177:3110:52
8:00
#10374
21M
21.00 mi13:06:562:39:147:358:57
8:57
#10546
35K
21.75 mi13:12:442:45:027:355:48
7:45
#10512
23M
23.00 mi13:22:512:55:097:3710:07
8:05
#10476
24M
24.00 mi13:31:003:03:187:388:09
8:09
#10536
40K
24.85 mi13:38:213:10:397:407:21
8:36
#10643
25.2M
25.20 mi13:41:483:14:067:423:27
10:00
#10760
Finish
26.22 mi13:50:423:23:007:458:54
8:44
#11034
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi118682723272311062(Top 39%)2407(Top 20%)2407(Top 44%)
10K6.21 mi3.10 mi11715+1532653+702653+7011618(Top 41%)2621(Top 21%)2621(Top 48%)
15K9.32 mi3.11 mi11455+2602559+942559+9411062(Top 39%)2407(Top 20%)2407(Top 44%)
20K12.43 mi3.11 mi11056+3992371+1882371+18810033(Top 35%)1978(Top 16%)1978(Top 36%)
Half13.11 mi0.68 mi11029+272355+162355+1610562(Top 37%)2227(Top 18%)2227(Top 41%)
25K15.53 mi2.42 mi10783+2462277+782277+789822(Top 35%)2032(Top 17%)2032(Top 37%)
30K18.64 mi3.11 mi10400+3832153+1242153+1249121(Top 32%)1898(Top 16%)1898(Top 35%)
20M20.00 mi1.36 mi10374+262186-332186-3310443(Top 37%)2657(Top 22%)2657(Top 49%)
21M21.00 mi1.00 mi10546-1722318-1322318-13213216(Top 47%)4215(Top 34%)4215(Top 77%)
35K21.75 mi0.75 mi10512+342315+32315+310500(Top 37%)2851(Top 23%)2851(Top 52%)
23M23.00 mi1.25 mi10476+362339-242339-2410635(Top 37%)3053(Top 25%)3053(Top 56%)
24M24.00 mi1.00 mi10536-602407-682407-6812248(Top 43%)3918(Top 32%)3918(Top 72%)
40K24.85 mi0.85 mi10643-1072492-852492-8514036(Top 49%)4973(Top 41%)4973(Top 91%)
25.2M25.20 mi0.35 mi10760-1172572-802572-8017054(Top 60%)6592(Top 54%)6592(Top 121%)
Finish26.22 mi1.02 mi11034-2742761-1892761-18917677(Top 62%)6902(Top 56%)6902(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

11062

Females

2407

F18-39

2407

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11618

Females

2621

F18-39

2621

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

11062

Females

2407

F18-39

2407

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

10033

Females

1978

F18-39

1978

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

10562

Females

2227

F18-39

2227

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9822

Females

2032

F18-39

2032

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

9121

Females

1898

F18-39

1898

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

10443

Females

2657

F18-39

2657

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13216

Females

4215

F18-39

4215

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

10500

Females

2851

F18-39

2851

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

10635

Females

3053

F18-39

3053

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

12248

Females

3918

F18-39

3918

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

14036

Females

4973

F18-39

4973

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17054

Females

6592

F18-39

6592

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

17677

Females

6902

F18-39

6902

Passing Analysis

Category:
Athletes Passed
2389
Passed By
1555
Net Change
+834
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11868
5K → 10K345192+153#11868#11715
10K → 15K32767+260#11715#11455
15K → 20K42627+399#11455#11056
20K → Half5225+27#11056#11029
Half → 25K30054+246#11029#10783
25K → 30K43148+383#10783#10400
30K → 20M130104+26#10400#10374
20M → 21M61233-172#10374#10546
21M → 35K6935+34#10546#10512
35K → 23M11478+36#10512#10476
23M → 24M63123-60#10476#10536
24M → 40K38145-107#10536#10643
40K → 25.2M12129-117#10643#10760
25.2M → Finish21295-274#10760#11034
TOTALS23891555+834
📊

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