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BOSTON MARATHON 2025

Mac Crawford

Bib: 3258•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 29%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:00
Rank: #3355
Start → 5K
20:00 | 6:26/mi
10K· 6.21 mi
40:02
Rank: #3346 (+9)
5K → 10K
20:02 | 6:27/mi
15K· 9.32 mi
1:00:13
Rank: #3387 (-41)
10K → 15K
20:11 | 6:30/mi
20K· 12.43 mi
1:20:20
Rank: #3244 (+143)
15K → 20K
20:07 | 6:28/mi
Half· 13.11 mi
1:24:37
Rank: #3198 (+46)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:40:04
Rank: #2998 (+200)
Half → 25K
15:27 | 6:22/mi
30K· 18.64 mi
2:00:38
Rank: #2851 (+147)
25K → 30K
20:34 | 6:37/mi
20M
2:09:37
Rank: #2766 (+85)
30K → 20M
8:59 | 6:37/mi
21M
2:16:17
Rank: #2603 (+163)
20M → 21M
6:40 | 6:40/mi
35K· 21.75 mi
2:21:01
Rank: #2546 (+57)
21M → 35K
4:44 | 6:20/mi
23M
2:29:12
Rank: #2454 (+92)
35K → 23M
8:11 | 6:32/mi
24M
2:35:29
Rank: #2358 (+96)
23M → 24M
6:17 | 6:17/mi
40K· 24.85 mi
2:40:54
Rank: #2278 (+80)
24M → 40K
5:25 | 6:20/mi
25.2M
2:43:11
Rank: #2216 (+62)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:48:59
Rank: #2075 (+141)
25.2M → Finish
5:48 | 5:41/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:24:37
Pace6:27 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:24:22
Pace6:26 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0520:006:2620:00
6:26
-
10K
6.21 mi10:41:0740:026:2720:02
6:27
+0:01
15K
9.32 mi11:01:181:00:136:2820:11
6:30
+0:03
20K
12.43 mi11:21:251:20:206:2820:07
6:28
-0:02
Half
13.11 mi11:25:421:24:376:274:17
6:17
-0:11
25K
15.53 mi11:41:091:40:046:2715:27
6:22
+0:05
30K
18.64 mi12:01:432:00:386:2820:34
6:37
+0:15
20M
20.00 mi12:10:422:09:376:298:59
6:37
0:00
21M
21.00 mi12:17:222:16:176:296:40
6:40
+0:03
35K
21.75 mi12:22:062:21:016:294:44
6:20
-0:20
23M
23.00 mi12:30:172:29:126:298:11
6:32
+0:12
24M
24.00 mi12:36:342:35:296:296:17
6:17
-0:15
40K
24.85 mi12:41:592:40:546:285:25
6:20
+0:03
25.2M
25.20 mi12:44:162:43:116:292:17
6:37
+0:17
Finish
26.22 mi12:50:042:48:596:275:48
5:41
-0:56

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

5:41 /mi

Average Pace

6:27 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

5:48

3% of race

Time at Steady Pace

2:43:11

97% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:27 /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 mi10:21:0520:006:2620:00
6:26
#3355
10K
6.21 mi10:41:0740:026:2720:02
6:27
#3346
15K
9.32 mi11:01:181:00:136:2820:11
6:30
#3387
20K
12.43 mi11:21:251:20:206:2820:07
6:28
#3244
Half
13.11 mi11:25:421:24:376:274:17
6:17
#3198
25K
15.53 mi11:41:091:40:046:2715:27
6:22
#2998
30K
18.64 mi12:01:432:00:386:2820:34
6:37
#2851
20M
20.00 mi12:10:422:09:376:298:59
6:37
#2766
21M
21.00 mi12:17:222:16:176:296:40
6:40
#2603
35K
21.75 mi12:22:062:21:016:294:44
6:20
#2546
23M
23.00 mi12:30:172:29:126:298:11
6:32
#2454
24M
24.00 mi12:36:342:35:296:296:17
6:17
#2358
40K
24.85 mi12:41:592:40:546:285:25
6:20
#2278
25.2M
25.20 mi12:44:162:43:116:292:17
6:37
#2216
Finish
26.22 mi12:50:042:48:596:275:48
5:41
#2075
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3355318631863529(Top 12%)3336(Top 21%)3336(Top 59%)
10K6.21 mi3.10 mi3346+93177+93177+93344(Top 12%)3175(Top 20%)3175(Top 56%)
15K9.32 mi3.11 mi3387-413216-393216-393529(Top 12%)3336(Top 21%)3336(Top 59%)
20K12.43 mi3.11 mi3244+1433089+1273089+1272959(Top 10%)2816(Top 17%)2816(Top 50%)
Half13.11 mi0.68 mi3198+463046+433046+432356(Top 8%)2253(Top 14%)2253(Top 40%)
25K15.53 mi2.42 mi2998+2002856+1902856+1902208(Top 8%)2101(Top 13%)2101(Top 37%)
30K18.64 mi3.11 mi2851+1472715+1412715+1412487(Top 9%)2355(Top 15%)2355(Top 42%)
20M20.00 mi1.36 mi2766+852634+812634+812055(Top 7%)1944(Top 12%)1944(Top 34%)
21M21.00 mi1.00 mi2603+1632480+1542480+1541115(Top 4%)1054(Top 7%)1054(Top 19%)
35K21.75 mi0.75 mi2546+572425+552425+551713(Top 6%)1607(Top 10%)1607(Top 28%)
23M23.00 mi1.25 mi2454+922336+892336+891581(Top 6%)1479(Top 9%)1479(Top 26%)
24M24.00 mi1.00 mi2358+962244+922244+921267(Top 4%)1186(Top 7%)1186(Top 21%)
40K24.85 mi0.85 mi2278+802165+792165+791061(Top 4%)993(Top 6%)993(Top 18%)
25.2M25.20 mi0.35 mi2216+622106+592106+59647(Top 2%)602(Top 4%)602(Top 11%)
Finish26.22 mi1.02 mi2075+1411968+1381968+138359(Top 1%)336(Top 2%)336(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3529

Males

3336

M18-39

3336

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3344

Males

3175

M18-39

3175

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3529

Males

3336

M18-39

3336

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2959

Males

2816

M18-39

2816

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2356

Males

2253

M18-39

2253

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2208

Males

2101

M18-39

2101

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2487

Males

2355

M18-39

2355

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

2055

Males

1944

M18-39

1944

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1115

Males

1054

M18-39

1054

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1713

Males

1607

M18-39

1607

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1581

Males

1479

M18-39

1479

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1267

Males

1186

M18-39

1186

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1061

Males

993

M18-39

993

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

647

Males

602

M18-39

602

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

359

Males

336

M18-39

336

Passing Analysis

Category:
Athletes Passed
1634
Passed By
354
Net Change
+1280
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3355
5K → 10K132123+9#3355#3346
10K → 15K81122-41#3346#3387
15K → 20K17128+143#3387#3244
20K → Half460+46#3244#3198
Half → 25K2033+200#3198#2998
25K → 30K18942+147#2998#2851
30K → 20M9914+85#2851#2766
20M → 21M1652+163#2766#2603
21M → 35K614+57#2603#2546
35K → 23M10210+92#2546#2454
23M → 24M1015+96#2454#2358
24M → 40K811+80#2358#2278
40K → 25.2M620+62#2278#2216
25.2M → Finish1410+141#2216#2075
TOTALS1634354+1280
📊

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