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SF MARATHON 1ST HALF 2026

Alison Stockdale

SF, CA

Bib: 19585 F 37

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F35-39)
#0 / 388
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
10:17/mi
20:34
→ flat
12 ft elev
4M
11:05/mi
42:44
↑ 67↓ 69
10 ft elev
6M
11:11/mi
1:05:06
↑ 1231.1%
126 ft elev
8M
12:38/mi
1:30:22
↑ 166↓ 531.1%
246 ft elev
9.6M
9:54/mi
1:46:12
↑ 68↓ 1931.5%
126 ft elev
10M
23:37/mi
1:55:38
↓ 241.1%
90 ft elev
10.5M
6:16/mi
1:58:46
↓ 732.7%
18 ft elev
12M
16:39/mi
2:23:45
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
12:58/mi
2:38:08
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:05:0610:51 /mi⚡ faster
2nd Half
1:33:0213:05 /mi+42.9%
Positive split — 42.9% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:3220:3410:1720:34
10:17
-
4M
4.00 mi07:29:4242:4410:4122:10
11:05
+0:48
6M
6.00 mi07:52:041:05:0610:5122:22
11:11
+0:06
8M
8.00 mi08:17:201:30:2211:1825:16
12:38
+1:27
9.6M
9.60 mi08:33:101:46:1211:0415:50
9:54
-2:44
10M
10.00 mi08:42:361:55:3811:349:26
23:37
+13:43
10.5M
10.50 mi08:45:441:58:4611:193:08
6:16
-17:21
12M
12.00 mi09:10:432:23:4511:5924:59
16:39
+10:23
Finish
13.11 mi09:25:062:38:0812:0414:23
12:58
-3:41

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

6:16 /mi

Average Pace

12:04 /mi

Slowest Pace

23:37 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

3:08

2% of race

Time at Steady Pace

2:00:35

76% of race

Time at Slower Pace

34:25

22% of race

Average Pace: 12:04 /mi

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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.

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0mi3.3mi6.6mi9.8mi13.1mi
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
2M
2.00 mi07:07:3220:3410:1720:34
10:17
#3527
4M
4.00 mi07:29:4242:4410:4122:10
11:05
#3961
6M
6.00 mi07:52:041:05:0610:5122:22
11:11
#3983
8M
8.00 mi08:17:201:30:2211:1825:16
12:38
#4332
9.6M
9.60 mi08:33:101:46:1211:0415:50
9:54
#4226
10M
10.00 mi08:42:361:55:3811:349:26
23:37
#4343
10.5M
10.50 mi08:45:441:58:4611:193:08
6:16
#4401
12M
12.00 mi09:10:432:23:4511:5924:59
16:39
#4464
Finish
13.11 mi09:25:062:38:0812:0414:23
12:58
#4588
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 80%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:34

Segment Time

13:58/mi

Pace

0.90 mi

Distance

Overall

5275

Women

2179

Division

273

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi3527119315346411843233
4M4.00 mi2.00 mi3961-4341384-191174-2143291583196
6M6.00 mi2.00 mi3983-221386-217441031469185
8M8.00 mi2.00 mi4332-3491552-166195-2151341993262
9.6M9.60 mi1.60 mi4226+1061524+28192+338791526190
10M10.00 mi0.40 mi4343-1171604-80198-652102146269
10.5M10.50 mi0.50 mi4401-581630-2619856592392301
12M12.00 mi1.50 mi4464-631679-49209-1146411843233
Finish13.11 mi1.11 mi4588-1241746-67214-555442373312

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 71%
~flat
+5ft-3ft

Overall

4641

Females

1843

F35-39

233

2M→4M

2.0 - 4.0 mi

Top 66%
×4story building
+67ft-69ft

Overall

4329

Females

1583

F35-39

196

4M→6M

4.0 - 6.0 mi

Top 62%
×9story building
+123ft-9ft

Overall

4103

Females

1469

F35-39

185

6M→8M

6.0 - 8.0 mi

Top 78%
×12story building
+166ft-53ft

Overall

5134

Females

1993

F35-39

262

8M→9.6M

8.0 - 9.6 mi

Top 59%
×13story building
+68ft-193ft

Overall

3879

Females

1526

F35-39

190

9.6M→10M

9.6 - 10.0 mi

Top 79%
×2story building
+0ft-24ft

Overall

5210

Females

2146

F35-39

269

10M→10.5M

10.0 - 10.5 mi

Top 86%
×6story building
+1ft-73ft

Overall

5659

Females

2392

F35-39

301

10.5M→12M

10.5 - 12.0 mi

Top 71%
×21story building
+280ft-26ft

Overall

4641

Females

1843

F35-39

233

12M→Finish

12.0 - 13.1 mi

Top 84%
×7story building
+14ft-89ft

Overall

5544

Females

2373

F35-39

312

Passing Analysis

Category:
Athletes Passed
529*
Passed By
1590
Net Change
-1061
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3527
2M → 4M61495-434#3527#3961
4M → 6M109*131-22#3961#3983
6M → 8M37*386-349#3983#4332
8M → 9.6M19892+106#4332#4226
9.6M → 10M19136-117#4226#4343
10M → 10.5M260-58#4343#4401
10.5M → 12M73*136-63#4401#4464
12M → Finish30*154-124#4464#4588
TOTALS529*1590-1061

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

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events