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BOSTON MARATHON 2025

Katie Young

Bib: 15959•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 35%
Gender (Female)
#0 / 12228
Top 18%
Division (F18-39)
#0 / 5469
Top 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:17
Rank: #12201
Start → 5K
23:17 | 7:30/mi
10K· 6.21 mi
46:30
Rank: #11987 (+214)
5K → 10K
23:13 | 7:28/mi
15K· 9.32 mi
1:09:40
Rank: #11757 (+230)
10K → 15K
23:10 | 7:27/mi
20K· 12.43 mi
1:32:56
Rank: #11448 (+309)
15K → 20K
23:16 | 7:29/mi
Half· 13.11 mi
1:38:02
Rank: #11459 (-11)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:56:07
Rank: #11132 (+327)
Half → 25K
18:05 | 7:27/mi
30K· 18.64 mi
2:20:18
Rank: #10829 (+303)
25K → 30K
24:11 | 7:47/mi
20M
2:31:00
Rank: #10692 (+137)
30K → 20M
10:42 | 7:52/mi
21M
2:39:18
Rank: #10573 (+119)
20M → 21M
8:18 | 8:18/mi
35K· 21.75 mi
2:44:53
Rank: #10459 (+114)
21M → 35K
5:35 | 7:28/mi
23M
2:54:48
Rank: #10344 (+115)
35K → 23M
9:55 | 7:55/mi
24M
3:02:24
Rank: #10213 (+131)
23M → 24M
7:36 | 7:36/mi
40K· 24.85 mi
3:08:52
Rank: #10067 (+146)
24M → 40K
6:28 | 7:34/mi
25.2M
3:11:46
Rank: #10022 (+45)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:19:08
Rank: #9868 (+154)
25.2M → Finish
7:22 | 7:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:02
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:41:06
Pace7:43 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:2623:177:3023:17
7:30
-
10K
6.21 mi11:18:3946:307:2923:13
7:28
-0:02
15K
9.32 mi11:41:491:09:407:2823:10
7:27
-0:01
20K
12.43 mi12:05:051:32:567:2923:16
7:29
+0:02
Half
13.11 mi12:10:111:38:027:295:06
7:29
0:00
25K
15.53 mi12:28:161:56:077:2818:05
7:27
-0:02
30K
18.64 mi12:52:272:20:187:3224:11
7:47
+0:20
20M
20.00 mi13:03:092:31:007:3310:42
7:52
+0:05
21M
21.00 mi13:11:272:39:187:358:18
8:18
+0:26
35K
21.75 mi13:17:022:44:537:355:35
7:28
-0:50
23M
23.00 mi13:26:572:54:487:369:55
7:55
+0:27
24M
24.00 mi13:34:333:02:247:367:36
7:36
-0:19
40K
24.85 mi13:41:013:08:527:366:28
7:34
-0:02
25.2M
25.20 mi13:43:553:11:467:372:54
8:25
+0:51
Finish
26.22 mi13:51:173:19:087:367:22
7:14
-1:11

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

7:14 /mi

Average Pace

7:36 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:56

94% of race

Time at Steady Pace

11:12

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /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 mi10:55:2623:177:3023:17
7:30
#12201
10K
6.21 mi11:18:3946:307:2923:13
7:28
#11987
15K
9.32 mi11:41:491:09:407:2823:10
7:27
#11757
20K
12.43 mi12:05:051:32:567:2923:16
7:29
#11448
Half
13.11 mi12:10:111:38:027:295:06
7:29
#11459
25K
15.53 mi12:28:161:56:077:2818:05
7:27
#11132
30K
18.64 mi12:52:272:20:187:3224:11
7:47
#10829
20M
20.00 mi13:03:092:31:007:3310:42
7:52
#10692
21M
21.00 mi13:11:272:39:187:358:18
8:18
#10573
35K
21.75 mi13:17:022:44:537:355:35
7:28
#10459
23M
23.00 mi13:26:572:54:487:369:55
7:55
#10344
24M
24.00 mi13:34:333:02:247:367:36
7:36
#10213
40K
24.85 mi13:41:013:08:527:366:28
7:34
#10067
25.2M
25.20 mi13:43:553:11:467:372:54
8:25
#10022
Finish
26.22 mi13:51:173:19:087:367:22
7:14
#9868
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi122012902290211392(Top 40%)2575(Top 21%)2575(Top 47%)
10K6.21 mi3.10 mi11987+2142803+992803+9911850(Top 42%)2733(Top 22%)2733(Top 50%)
15K9.32 mi3.11 mi11757+2302697+1062697+10611392(Top 40%)2575(Top 21%)2575(Top 47%)
20K12.43 mi3.11 mi11448+3092580+1172580+11710679(Top 38%)2302(Top 19%)2302(Top 42%)
Half13.11 mi0.68 mi11459-112585-52585-511520(Top 41%)2679(Top 22%)2679(Top 49%)
25K15.53 mi2.42 mi11132+3272458+1272458+1279635(Top 34%)1948(Top 16%)1948(Top 36%)
30K18.64 mi3.11 mi10829+3032375+832375+839825(Top 35%)2206(Top 18%)2206(Top 40%)
20M20.00 mi1.36 mi10692+1372352+232352+239555(Top 34%)2244(Top 18%)2244(Top 41%)
21M21.00 mi1.00 mi10573+1192330+222330+229240(Top 33%)2264(Top 19%)2264(Top 41%)
35K21.75 mi0.75 mi10459+1142288+422288+428415(Top 30%)1856(Top 15%)1856(Top 34%)
23M23.00 mi1.25 mi10344+1152282+62282+69454(Top 33%)2474(Top 20%)2474(Top 45%)
24M24.00 mi1.00 mi10213+1312243+392243+398430(Top 30%)2062(Top 17%)2062(Top 38%)
40K24.85 mi0.85 mi10067+1462207+362207+367226(Top 25%)1656(Top 14%)1656(Top 30%)
25.2M25.20 mi0.35 mi10022+452200+72200+78327(Top 29%)2207(Top 18%)2207(Top 40%)
Finish26.22 mi1.02 mi9868+1542157+432157+437257(Top 26%)1756(Top 14%)1756(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11392

Females

2575

F18-39

2575

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11850

Females

2733

F18-39

2733

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11392

Females

2575

F18-39

2575

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10679

Females

2302

F18-39

2302

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

11520

Females

2679

F18-39

2679

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9635

Females

1948

F18-39

1948

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9825

Females

2206

F18-39

2206

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9555

Females

2244

F18-39

2244

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

9240

Females

2264

F18-39

2264

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8415

Females

1856

F18-39

1856

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

9454

Females

2474

F18-39

2474

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8430

Females

2062

F18-39

2062

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7226

Females

1656

F18-39

1656

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8327

Females

2207

F18-39

2207

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

7257

Females

1756

F18-39

1756

Passing Analysis

Category:
Athletes Passed
2965*
Passed By
632
Net Change
+2333
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12201
5K → 10K368154+214#12201#11987
10K → 15K30474+230#11987#11757
15K → 20K36758+309#11757#11448
20K → Half3041-11#11448#11459
Half → 25K34720+327#11459#11132
25K → 30K39188+303#11132#10829
30K → 20M18245+137#10829#10692
20M → 21M16445+119#10692#10573
21M → 35K1184+114#10573#10459
35K → 23M16247+115#10459#10344
23M → 24M14514+131#10344#10213
24M → 40K16216+146#10213#10067
40K → 25.2M6217+45#10067#10022
25.2M → Finish163*9+154#10022#9868
TOTALS2965*632+2333

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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