Boston Marathon logo
BOSTON MARATHON 2025

Grant Ehlert

Bib: 1996•M

MI

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 19%
Gender (Male)
#0 / 16105
Top 31%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #5889
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
41:40
Rank: #5423 (+466)
5K → 10K
20:42 | 6:40/mi
15K· 9.32 mi
1:02:15
Rank: #5055 (+368)
10K → 15K
20:35 | 6:38/mi
20K· 12.43 mi
1:22:53
Rank: #4731 (+324)
15K → 20K
20:38 | 6:38/mi
Half· 13.11 mi
1:27:23
Rank: #4698 (+33)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:43:35
Rank: #4533 (+165)
Half → 25K
16:12 | 6:41/mi
30K· 18.64 mi
2:05:37
Rank: #4638 (-105)
25K → 30K
22:02 | 7:06/mi
20M
2:15:27
Rank: #4723 (-85)
30K → 20M
9:50 | 7:14/mi
21M
2:23:06
Rank: #4724 (-1)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:28:25
Rank: #4750 (-26)
21M → 35K
5:19 | 7:06/mi
23M
2:37:43
Rank: #4855 (-105)
35K → 23M
9:18 | 7:26/mi
24M
2:45:11
Rank: #5000 (-145)
23M → 24M
7:28 | 7:28/mi
40K· 24.85 mi
2:52:07
Rank: #5167 (-167)
24M → 40K
6:56 | 8:07/mi
25.2M
2:55:41
Rank: #5316 (-149)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:04:01
Rank: #5529 (-213)
25.2M → Finish
8:20 | 8:11/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
Time1:27:23
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:36:38
Pace7:22 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5920:586:4520:58
6:45
-
10K
6.21 mi10:42:4141:406:4220:42
6:40
-0:05
15K
9.32 mi11:03:161:02:156:4120:35
6:38
-0:02
20K
12.43 mi11:23:541:22:536:4020:38
6:38
0:00
Half
13.11 mi11:28:241:27:236:404:30
6:36
-0:02
25K
15.53 mi11:44:361:43:356:4016:12
6:41
+0:05
30K
18.64 mi12:06:382:05:376:4422:02
7:06
+0:25
20M
20.00 mi12:16:282:15:276:469:50
7:14
+0:08
21M
21.00 mi12:24:072:23:066:497:39
7:39
+0:25
35K
21.75 mi12:29:262:28:256:495:19
7:06
-0:33
23M
23.00 mi12:38:442:37:436:519:18
7:26
+0:20
24M
24.00 mi12:46:122:45:116:537:28
7:28
+0:02
40K
24.85 mi12:53:082:52:076:556:56
8:07
+0:39
25.2M
25.20 mi12:56:422:55:416:583:34
10:21
+2:14
Finish
26.22 mi13:05:023:04:017:018:20
8:11
-2:10

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

6:36 /mi

Average Pace

7:01 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:30

2% of race

Time at Steady Pace

2:33:02

83% of race

Time at Slower Pace

26:29

14% of race

Average Pace: 7:01 /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 mi10:21:5920:586:4520:58
6:45
#5889
10K
6.21 mi10:42:4141:406:4220:42
6:40
#5423
15K
9.32 mi11:03:161:02:156:4120:35
6:38
#5055
20K
12.43 mi11:23:541:22:536:4020:38
6:38
#4731
Half
13.11 mi11:28:241:27:236:404:30
6:36
#4698
25K
15.53 mi11:44:361:43:356:4016:12
6:41
#4533
30K
18.64 mi12:06:382:05:376:4422:02
7:06
#4638
20M
20.00 mi12:16:282:15:276:469:50
7:14
#4723
21M
21.00 mi12:24:072:23:066:497:39
7:39
#4724
35K
21.75 mi12:29:262:28:256:495:19
7:06
#4750
23M
23.00 mi12:38:442:37:436:519:18
7:26
#4855
24M
24.00 mi12:46:122:45:116:537:28
7:28
#5000
40K
24.85 mi12:53:082:52:076:556:56
8:07
#5167
25.2M
25.20 mi12:56:422:55:416:583:34
10:21
#5316
Finish
26.22 mi13:05:023:04:017:018:20
8:11
#5529
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5889542454244463(Top 16%)4184(Top 26%)4184(Top 74%)
10K6.21 mi3.10 mi5423+4665022+4025022+4025011(Top 18%)4677(Top 29%)4677(Top 83%)
15K9.32 mi3.11 mi5055+3684708+3144708+3144463(Top 16%)4184(Top 26%)4184(Top 74%)
20K12.43 mi3.11 mi4731+3244417+2914417+2913965(Top 14%)3732(Top 23%)3732(Top 66%)
Half13.11 mi0.68 mi4698+334387+304387+304427(Top 16%)4149(Top 26%)4149(Top 74%)
25K15.53 mi2.42 mi4533+1654239+1484239+1484011(Top 14%)3743(Top 23%)3743(Top 66%)
30K18.64 mi3.11 mi4638-1054311-724311-725272(Top 19%)4757(Top 30%)4757(Top 84%)
20M20.00 mi1.36 mi4723-854378-674378-675415(Top 19%)4790(Top 30%)4790(Top 85%)
21M21.00 mi1.00 mi4724-14372+64372+65399(Top 19%)4669(Top 29%)4669(Top 83%)
35K21.75 mi0.75 mi4750-264383-114383-116021(Top 21%)5078(Top 32%)5078(Top 90%)
23M23.00 mi1.25 mi4855-1054461-784461-786200(Top 22%)5093(Top 32%)5093(Top 90%)
24M24.00 mi1.00 mi5000-1454572-1114572-1117437(Top 26%)5784(Top 36%)5784(Top 103%)
40K24.85 mi0.85 mi5167-1674699-1274699-12710870(Top 38%)7480(Top 46%)7480(Top 133%)
25.2M25.20 mi0.35 mi5316-1494817-1184817-11818362(Top 65%)10970(Top 68%)10970(Top 194%)
Finish26.22 mi1.02 mi5529-2134968-1514968-15114083(Top 50%)9042(Top 56%)9042(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4463

Males

4184

M18-39

4184

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5011

Males

4677

M18-39

4677

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4463

Males

4184

M18-39

4184

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3965

Males

3732

M18-39

3732

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4427

Males

4149

M18-39

4149

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

4011

Males

3743

M18-39

3743

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5272

Males

4757

M18-39

4757

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5415

Males

4790

M18-39

4790

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5399

Males

4669

M18-39

4669

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

6021

Males

5078

M18-39

5078

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

6200

Males

5093

M18-39

5093

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

7437

Males

5784

M18-39

5784

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10870

Males

7480

M18-39

7480

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18362

Males

10970

M18-39

10970

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

14083

Males

9042

M18-39

9042

Passing Analysis

Category:
Athletes Passed
1859
Passed By
1499
Net Change
+360
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5889
5K → 10K51145+466#5889#5423
10K → 15K39325+368#5423#5055
15K → 20K3339+324#5055#4731
20K → Half418+33#4731#4698
Half → 25K19429+165#4698#4533
25K → 30K112217-105#4533#4638
30K → 20M46131-85#4638#4723
20M → 21M6869-1#4723#4724
21M → 35K4571-26#4724#4750
35K → 23M55160-105#4750#4855
23M → 24M28173-145#4855#5000
24M → 40K21188-167#5000#5167
40K → 25.2M2151-149#5167#5316
25.2M → Finish10223-213#5316#5529
TOTALS18591499+360
📊

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