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BOSTON MARATHON 2025

Molly Walton

Bib: 17702•F

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0:00
/ mi
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 26%
Division (F18-39)
#0 / 5469
Top 43%
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
7:28/mi
23:11
↑ 97↓ 3451.5%
10K· 6.21 mi
7:31/mi
46:31
↑ 79↓ 1380.4%
15K· 9.32 mi
7:40/mi
1:10:19
↑ 67↓ 78
20K· 12.43 mi
7:45/mi
1:34:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:39:42
↑ 19↓ 370.5%
25K· 15.53 mi
7:43/mi
1:58:25
↑ 66↓ 880.2%
30K· 18.64 mi
8:06/mi
2:23:36
↑ 181↓ 1480.2%
20M
8:11/mi
2:34:43
↑ 64↓ 500.2%
21M
9:06/mi
2:43:49
↑ 106↓ 241.6%
35K· 21.75 mi
7:49/mi
2:49:40
↑ 17↓ 861.7%
23M
8:00/mi
2:59:41
↑ 23↓ 630.6%
24M
7:44/mi
3:07:25
↓ 821.3%
40K· 24.85 mi
7:56/mi
3:14:12
↓ 200.3%
25.2M
8:51/mi
3:17:15
↑ 13↓ 160.2%
Finish· 26.22 mi
8:04/mi
3:25:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:42
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:45:46
Pace8:04 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:4623:117:2823:11
7:28
-
10K
6.21 mi11:37:0646:317:2923:20
7:31
+0:03
15K
9.32 mi12:00:541:10:197:3323:48
7:40
+0:09
20K
12.43 mi12:24:591:34:247:3624:05
7:45
+0:05
Half
13.11 mi12:30:171:39:427:365:18
7:46
+0:01
25K
15.53 mi12:49:001:58:257:3718:43
7:43
-0:03
30K
18.64 mi13:14:112:23:367:4225:11
8:06
+0:23
20M
20.00 mi13:25:182:34:437:4411:07
8:11
+0:05
21M
21.00 mi13:34:242:43:497:489:06
9:06
+0:55
35K
21.75 mi13:40:152:49:407:485:51
7:49
-1:17
23M
23.00 mi13:50:162:59:417:4910:01
8:00
+0:11
24M
24.00 mi13:58:003:07:257:497:44
7:44
-0:16
40K
24.85 mi14:04:473:14:127:496:47
7:56
+0:12
25.2M
25.20 mi14:07:503:17:157:503:03
8:51
+0:55
Finish
26.22 mi14:16:033:25:287:518:13
8:04
-0:47

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

7:28 /mi

Average Pace

7:51 /mi

Slowest Pace

9:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:31

23% of race

Time at Steady Pace

1:42:17

50% of race

Time at Slower Pace

56:40

28% of race

Average Pace: 7:50 /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 mi11:13:4623:117:2823:11
7:28
#11918
10K
6.21 mi11:37:0646:317:2923:20
7:31
#12019
15K
9.32 mi12:00:541:10:197:3323:48
7:40
#12381
20K
12.43 mi12:24:591:34:247:3624:05
7:45
#12465
Half
13.11 mi12:30:171:39:427:365:18
7:46
#12543
25K
15.53 mi12:49:001:58:257:3718:43
7:43
#12382
30K
18.64 mi13:14:112:23:367:4225:11
8:06
#12305
20M
20.00 mi13:25:182:34:437:4411:07
8:11
#12204
21M
21.00 mi13:34:242:43:497:489:06
9:06
#12318
35K
21.75 mi13:40:152:49:407:485:51
7:49
#12236
23M
23.00 mi13:50:162:59:417:4910:01
8:00
#12060
24M
24.00 mi13:58:003:07:257:497:44
7:44
#11917
40K
24.85 mi14:04:473:14:127:496:47
7:56
#11799
25.2M
25.20 mi14:07:503:17:157:503:03
8:51
#11786
Finish
26.22 mi14:16:033:25:287:518:13
8:04
#11823
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119182753275313152(Top 46%)3532(Top 29%)3532(Top 65%)
10K6.21 mi3.10 mi12019-1012823-702823-7012209(Top 43%)2934(Top 24%)2934(Top 54%)
15K9.32 mi3.11 mi12381-3623039-2163039-21613152(Top 46%)3532(Top 29%)3532(Top 65%)
20K12.43 mi3.11 mi12465-843126-873126-8712870(Top 45%)3476(Top 28%)3476(Top 64%)
Half13.11 mi0.68 mi12543-783173-473173-4714003(Top 49%)4036(Top 33%)4036(Top 74%)
25K15.53 mi2.42 mi12382+1613125+483125+4811721(Top 41%)2980(Top 24%)2980(Top 54%)
30K18.64 mi3.11 mi12305+773160-353160-3512146(Top 43%)3360(Top 27%)3360(Top 61%)
20M20.00 mi1.36 mi12204+1013141+193141+1911699(Top 41%)3297(Top 27%)3297(Top 60%)
21M21.00 mi1.00 mi12318-1143247-1063247-10614108(Top 50%)4681(Top 38%)4681(Top 86%)
35K21.75 mi0.75 mi12236+823224+233224+2311016(Top 39%)3114(Top 25%)3114(Top 57%)
23M23.00 mi1.25 mi12060+1763164+603164+6010062(Top 35%)2774(Top 23%)2774(Top 51%)
24M24.00 mi1.00 mi11917+1433128+363128+369391(Top 33%)2524(Top 21%)2524(Top 46%)
40K24.85 mi0.85 mi11799+1183101+273101+279745(Top 34%)2804(Top 23%)2804(Top 51%)
25.2M25.20 mi0.35 mi11786+133112-113112-1110975(Top 39%)3469(Top 28%)3469(Top 63%)
Finish26.22 mi1.02 mi11823-373167-553167-5513323(Top 47%)4602(Top 38%)4602(Top 84%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

13152

Females

3532

F18-39

3532

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

12209

Females

2934

F18-39

2934

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

13152

Females

3532

F18-39

3532

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12870

Females

3476

F18-39

3476

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

14003

Females

4036

F18-39

4036

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

11721

Females

2980

F18-39

2980

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

12146

Females

3360

F18-39

3360

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11699

Females

3297

F18-39

3297

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

14108

Females

4681

F18-39

4681

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

11016

Females

3114

F18-39

3114

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

10062

Females

2774

F18-39

2774

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

9391

Females

2524

F18-39

2524

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9745

Females

2804

F18-39

2804

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10975

Females

3469

F18-39

3469

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13323

Females

4602

F18-39

4602

Passing Analysis

Category:
Athletes Passed
1906
Passed By
1811
Net Change
+95
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11918
5K → 10K205306-101#11918#12019
10K → 15K85447-362#12019#12381
15K → 20K158242-84#12381#12465
20K → Half1088-78#12465#12543
Half → 25K23473+161#12543#12382
25K → 30K268191+77#12382#12305
30K → 20M16463+101#12305#12204
20M → 21M73187-114#12204#12318
21M → 35K9917+82#12318#12236
35K → 23M20327+176#12236#12060
23M → 24M15613+143#12060#11917
24M → 40K13921+118#11917#11799
40K → 25.2M4633+13#11799#11786
25.2M → Finish66103-37#11786#11823
TOTALS19061811+95
📊

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