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BOSTON MARATHON 2025

Gracie Griffith

Bib: 1571•F

GA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 17%
Gender (Female)
#0 / 12228
Top 3%
Division (F18-39)
#0 / 5469
Top 6%
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
6:28/mi
20:05
↑ 97↓ 3451.5%
10K· 6.21 mi
6:37/mi
40:37
↑ 79↓ 1380.4%
15K· 9.32 mi
6:48/mi
1:01:44
↑ 67↓ 78
20K· 12.43 mi
6:58/mi
1:23:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:01/mi
1:28:11
↑ 19↓ 370.5%
25K· 15.53 mi
7:04/mi
1:45:18
↑ 66↓ 880.2%
30K· 18.64 mi
7:10/mi
2:07:35
↑ 181↓ 1480.2%
20M
7:06/mi
2:17:14
↑ 64↓ 500.2%
21M
7:16/mi
2:24:30
↑ 106↓ 241.6%
35K· 21.75 mi
6:50/mi
2:29:37
↑ 17↓ 861.7%
23M
7:06/mi
2:38:31
↑ 23↓ 630.6%
24M
6:45/mi
2:45:16
↓ 821.3%
40K· 24.85 mi
6:51/mi
2:51:07
↓ 200.3%
25.2M
7:21/mi
2:53:39
↑ 13↓ 160.2%
Finish· 26.22 mi
6:23/mi
3:00:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:11
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:31:58
Pace7:01 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5020:056:2820:05
6:28
-
10K
6.21 mi10:42:2240:376:3220:32
6:37
+0:09
15K
9.32 mi11:03:291:01:446:3721:07
6:48
+0:11
20K
12.43 mi11:25:091:23:246:4321:40
6:58
+0:10
Half
13.11 mi11:29:561:28:116:444:47
7:01
+0:03
25K
15.53 mi11:47:031:45:186:4717:07
7:04
+0:03
30K
18.64 mi12:09:202:07:356:5122:17
7:10
+0:06
20M
20.00 mi12:18:592:17:146:529:39
7:06
-0:04
21M
21.00 mi12:26:152:24:306:537:16
7:16
+0:10
35K
21.75 mi12:31:222:29:376:535:07
6:50
-0:26
23M
23.00 mi12:40:162:38:316:548:54
7:06
+0:16
24M
24.00 mi12:47:012:45:166:536:45
6:45
-0:21
40K
24.85 mi12:52:522:51:076:535:51
6:51
+0:06
25.2M
25.20 mi12:55:242:53:396:532:32
7:21
+0:30
Finish
26.22 mi13:01:543:00:096:536:30
6:23
-0:58

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

6:23 /mi

Average Pace

6:53 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:24

62% of race

Time at Steady Pace

1:07:45

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:52 /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 mi10:21:5020:056:2820:05
6:28
#3586
10K
6.21 mi10:42:2240:376:3220:32
6:37
#4047
15K
9.32 mi11:03:291:01:446:3721:07
6:48
#4575
20K
12.43 mi11:25:091:23:246:4321:40
6:58
#5097
Half
13.11 mi11:29:561:28:116:444:47
7:01
#5245
25K
15.53 mi11:47:031:45:186:4717:07
7:04
#5525
30K
18.64 mi12:09:202:07:356:5122:17
7:10
#5550
20M
20.00 mi12:18:592:17:146:529:39
7:06
#5462
21M
21.00 mi12:26:152:24:306:537:16
7:16
#5282
35K
21.75 mi12:31:222:29:376:535:07
6:50
#5226
23M
23.00 mi12:40:162:38:316:548:54
7:06
#5142
24M
24.00 mi12:47:012:45:166:536:45
6:45
#5028
40K
24.85 mi12:52:522:51:076:535:51
6:51
#4919
25.2M
25.20 mi12:55:242:53:396:532:32
7:21
#4850
Finish
26.22 mi13:01:543:00:096:536:30
6:23
#4722
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi35861751756071(Top 21%)538(Top 4%)538(Top 10%)
10K6.21 mi3.10 mi4047-461222-47222-474559(Top 16%)278(Top 2%)278(Top 5%)
15K9.32 mi3.11 mi4575-528276-54276-546071(Top 21%)538(Top 4%)538(Top 10%)
20K12.43 mi3.11 mi5097-522354-78354-786729(Top 24%)710(Top 6%)710(Top 13%)
Half13.11 mi0.68 mi5245-148377-23377-237698(Top 27%)959(Top 8%)959(Top 18%)
25K15.53 mi2.42 mi5525-280436-59436-596714(Top 24%)780(Top 6%)780(Top 14%)
30K18.64 mi3.11 mi5550-25460-24460-245756(Top 20%)605(Top 5%)605(Top 11%)
20M20.00 mi1.36 mi5462+88450+10450+104695(Top 17%)433(Top 4%)433(Top 8%)
21M21.00 mi1.00 mi5282+180435+15435+153499(Top 12%)285(Top 2%)285(Top 5%)
35K21.75 mi0.75 mi5226+56428+7428+74404(Top 16%)463(Top 4%)463(Top 8%)
23M23.00 mi1.25 mi5142+84426+2426+24403(Top 16%)503(Top 4%)503(Top 9%)
24M24.00 mi1.00 mi5028+114420+6420+63270(Top 12%)316(Top 3%)316(Top 6%)
40K24.85 mi0.85 mi4919+109412+8412+83100(Top 11%)307(Top 3%)307(Top 6%)
25.2M25.20 mi0.35 mi4850+69401+11401+112825(Top 10%)301(Top 2%)301(Top 6%)
Finish26.22 mi1.02 mi4722+128388+13388+132253(Top 8%)187(Top 2%)187(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21story building
+97ft-345ft

Overall

6071

Females

538

F18-39

538

5K→10K

3.1 - 6.2 mi

Top 16%
×5story building
+79ft-138ft

Overall

4559

Females

278

F18-39

278

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+67ft-78ft

Overall

6071

Females

538

F18-39

538

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6729

Females

710

F18-39

710

20K→Half

12.4 - 13.1 mi

Top 27%
×2story building
+19ft-37ft

Overall

7698

Females

959

F18-39

959

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6714

Females

780

F18-39

780

25K→30K

15.5 - 18.6 mi

Top 20%
×9story building
+181ft-148ft

Overall

5756

Females

605

F18-39

605

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4695

Females

433

F18-39

433

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3499

Females

285

F18-39

285

21M→35K

21.0 - 21.8 mi

Top 16%
×7story building
+17ft-86ft

Overall

4404

Females

463

F18-39

463

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4403

Females

503

F18-39

503

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3270

Females

316

F18-39

316

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3100

Females

307

F18-39

307

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2825

Females

301

F18-39

301

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2253

Females

187

F18-39

187

Passing Analysis

Category:
Athletes Passed
1232
Passed By
2368
Net Change
-1136
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3586
5K → 10K21482-461#3586#4047
10K → 15K14542-528#4047#4575
15K → 20K36558-522#4575#5097
20K → Half4152-148#5097#5245
Half → 25K49329-280#5245#5525
25K → 30K171196-25#5525#5550
30K → 20M11830+88#5550#5462
20M → 21M1899+180#5462#5282
21M → 35K7418+56#5282#5226
35K → 23M12238+84#5226#5142
23M → 24M1217+114#5142#5028
24M → 40K1145+109#5028#4919
40K → 25.2M690+69#4919#4850
25.2M → Finish1302+128#4850#4722
TOTALS12322368-1136
📊

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