Boston Marathon logo
BOSTON MARATHON 2025

Courtney Wallace

MD

Bib: 16204 F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 35%
Gender (Female)
#0 / 12228
Top 18%
Division (F18-39)
#0 / 5469
Top 32%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:41/mi
23:51
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:37/mi
47:31
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:26/mi
1:10:38
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:23/mi
1:33:34
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:23/mi
1:38:36
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:27/mi
1:56:40
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:38/mi
2:20:23
↑ 181↓ 1480.2%
138 ft elev
20M
7:45/mi
2:30:55
↑ 64↓ 500.2%
148 ft elev
21M
8:07/mi
2:39:02
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:34/mi
2:44:42
↑ 17↓ 861.7%
156 ft elev
23M
7:50/mi
2:54:30
↑ 23↓ 630.6%
116 ft elev
24M
7:39/mi
3:02:09
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:44/mi
3:08:46
↓ 200.3%
20 ft elev
25.2M
8:51/mi
3:11:49
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:32/mi
3:19:30
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:38:367:31 /mi⚡ faster
2nd Half
1:40:547:42 /mi+2.3%
Positive split — 2.3% slower in the second half
Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:3223:517:4123:51
7:41
-
10K
6.21 mi11:22:1247:317:3923:40
7:37
-0:04
15K
9.32 mi11:45:191:10:387:3523:07
7:26
-0:11
20K
12.43 mi12:08:151:33:347:3222:56
7:23
-0:03
Half
13.11 mi12:13:171:38:367:315:02
7:23
0:00
25K
15.53 mi12:31:211:56:407:3118:04
7:27
+0:04
30K
18.64 mi12:55:042:20:237:3223:43
7:38
+0:11
20M
20.00 mi13:05:362:30:557:3310:32
7:45
+0:07
21M
21.00 mi13:13:432:39:027:348:07
8:07
+0:22
35K
21.75 mi13:19:232:44:427:345:40
7:34
-0:33
23M
23.00 mi13:29:112:54:307:359:48
7:50
+0:16
24M
24.00 mi13:36:503:02:097:357:39
7:39
-0:11
40K
24.85 mi13:43:273:08:467:366:37
7:44
+0:05
25.2M
25.20 mi13:46:303:11:497:373:03
8:51
+1:07
Finish
26.22 mi13:54:113:19:307:377:41
7:32
-1:19

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

7:23 /mi

Average Pace

7:37 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:27

98% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

3:03

2% of race

Average Pace: 7:37 /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 mi10:58:3223:517:4123:51
7:41
#13757
10K
6.21 mi11:22:1247:317:3923:40
7:37
#13466
15K
9.32 mi11:45:191:10:387:3523:07
7:26
#12675
20K
12.43 mi12:08:151:33:347:3222:56
7:23
#11892
Half
13.11 mi12:13:171:38:367:315:02
7:23
#11818
25K
15.53 mi12:31:211:56:407:3118:04
7:27
#11425
30K
18.64 mi12:55:042:20:237:3223:43
7:38
#10875
20M
20.00 mi13:05:362:30:557:3310:32
7:45
#10657
21M
21.00 mi13:13:432:39:027:348:07
8:07
#10466
35K
21.75 mi13:19:232:44:427:345:40
7:34
#10399
23M
23.00 mi13:29:112:54:307:359:48
7:50
#10249
24M
24.00 mi13:36:503:02:097:357:39
7:39
#10139
40K
24.85 mi13:43:273:08:467:366:37
7:44
#10026
25.2M
25.20 mi13:46:303:11:497:373:03
8:51
#10044
Finish
26.22 mi13:54:113:19:307:377:41
7:32
#9995
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi13757374237421125325022502
10K6.21 mi3.10 mi13466+2913627+1153627+1151318034743474
15K9.32 mi3.11 mi12675+7913191+4363191+4361125325022502
20K12.43 mi3.11 mi11892+7832814+3772814+377975718551855
Half13.11 mi0.68 mi11818+742785+292785+291073823032303
25K15.53 mi2.42 mi11425+3932605+1802605+180957119131913
30K18.64 mi3.11 mi10875+5502397+2082397+208872017091709
20M20.00 mi1.36 mi10657+2182331+662331+66874618581858
21M21.00 mi1.00 mi10466+1912279+522279+52809117731773
35K21.75 mi0.75 mi10399+672263+162263+16920022222222
23M23.00 mi1.25 mi10249+1502241+222241+22880121702170
24M24.00 mi1.00 mi10139+1102212+292212+29880922352235
40K24.85 mi0.85 mi10026+1132184+282184+28839221752175
25.2M25.20 mi0.35 mi10044-182216-322216-321094334373437
Finish26.22 mi1.02 mi9995+492218-22218-2950527602760

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11253

Females

2502

F18-39

2502

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

13180

Females

3474

F18-39

3474

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11253

Females

2502

F18-39

2502

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9757

Females

1855

F18-39

1855

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10738

Females

2303

F18-39

2303

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

9571

Females

1913

F18-39

1913

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8720

Females

1709

F18-39

1709

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8746

Females

1858

F18-39

1858

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

8091

Females

1773

F18-39

1773

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

9200

Females

2222

F18-39

2222

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8801

Females

2170

F18-39

2170

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8809

Females

2235

F18-39

2235

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8392

Females

2175

F18-39

2175

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10943

Females

3437

F18-39

3437

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

9505

Females

2760

F18-39

2760

Passing Analysis

Category:
Athletes Passed
4210*
Passed By
448
Net Change
+3762
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13757
5K → 10K452161+291#13757#13466
10K → 15K80312+791#13466#12675
15K → 20K7874+783#12675#11892
20K → Half817+74#11892#11818
Half → 25K40411+393#11818#11425
25K → 30K57121+550#11425#10875
30K → 20M23416+218#10875#10657
20M → 21M21625+191#10657#10466
21M → 35K9023+67#10466#10399
35K → 23M17828+150#10399#10249
23M → 24M13525+110#10249#10139
24M → 40K13421+113#10139#10026
40K → 25.2M3149-18#10026#10044
25.2M → Finish94*45+49#10044#9995
TOTALS4210*448+3762

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

Passing Charts

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing