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2018 Ironman 70.3 Boulder

August 3, 2018 · Boulder, CO, United States

Data: Ironman™ · Updated 7/4/2025 · Quality: unknownHow data works

Race editions

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20252024202320222021201920182017201620152014
Distance
Half-Iron (70.3 miles)
Middle Distance
Field size
46
25 men · 21 women
Men SOF
Unavailable
Women SOF
Unavailable

Race story in the data

Men: Callum Millward won in 3:47:04 with a +0:03 margin. Ben Hoffman had the fastest run (1:16:44).

Women: Ellie Salthouse won in 4:03:57 with a +8:30 margin. Ellie Salthouse had the fastest run (1:22:19).

Shareable race cards

Copy clean podium and split summaries for chats, newsletters, and social posts.

Race summary

2018 Ironman 70.3 Boulder 2018 - Men

ProTriStats

Winner: Callum Millward in 3:47:04

Margin: +0:03

Fastest bike: Sam Appleton - 1:58:10

Fastest run: Ben Hoffman - 1:16:44

Top points: Callum Millward - 82.99 pts

Field: 21/25 finishers

Race summary

2018 Ironman 70.3 Boulder 2018 - Women

ProTriStats

Winner: Ellie Salthouse in 4:03:57

Margin: +8:30

Fastest bike: Ellie Salthouse - 2:11:11

Fastest run: Ellie Salthouse - 1:22:19

Top points: Ellie Salthouse - 112.82 pts

Field: 21/21 finishers

Men race summary

21 finishers from 25 starters

Winner
Callum Millward
3:47:04
Winning margin
+0:03
Gap to second place
Fastest swim
Sam Appleton · 23:19
Fastest bike
Sam Appleton · 1:58:10
Fastest run
Ben Hoffman · 1:16:44
Top points
Callum Millward
82.99 pts

Women race summary

21 finishers from 21 starters

Winner
Ellie Salthouse
4:03:57
Winning margin
+8:30
Gap to second place
Fastest swim
Jeanni Metzler · 25:32
Fastest bike
Ellie Salthouse · 2:11:11
Fastest run
Ellie Salthouse · 1:22:19
Top points
Ellie Salthouse
112.82 pts

Men split podiums

Fastest stored segment times. These are segment rankings, not cumulative race-position order.

Swim

  1. 1
    Sam Appleton
    Finish 4
    23:19
  2. 2
    Matt Chrabot
    Finish 3
    23:41
  3. 3
    Callum Millward
    Finish 1
    24:39

T1

Split unavailable.

Bike

  1. 1
    Sam Appleton
    Finish 4
    1:58:10
  2. 2
    Ben Hoffman
    Finish 2
    2:00:42
  3. 3
    Callum Millward
    Finish 1
    2:01:32

T2

Split unavailable.

Run

  1. 1
    Ben Hoffman
    Finish 2
    1:16:44
  2. 2
    Callum Millward
    Finish 1
    1:16:45
  3. 3
    Matt Chrabot
    Finish 3
    1:17:50
Off-bike and off-run position order needs cumulative split-position data. ProTriStats currently stores segment times and segment ranks, so this page reports the fastest bike split rather than who entered T2 first.

Women split podiums

Fastest stored segment times. These are segment rankings, not cumulative race-position order.

Swim

  1. 1
    Jeanni Metzler
    Finish 2
    25:32
  2. 2
    Alicia Kaye
    Finish 5
    25:35
  3. 3
    Rachel Olson
    Finish 7
    25:35

T1

Split unavailable.

Bike

  1. 1
    Ellie Salthouse
    Finish 1
    2:11:11
  2. 2
    Jeanni Metzler
    Finish 2
    2:16:01
  3. 3
    Paula Findlay
    Finish 4
    2:16:15

T2

Split unavailable.

Run

  1. 1
    Ellie Salthouse
    Finish 1
    1:22:19
  2. 2
    Stephanie Roy
    Finish 6
    1:24:52
  3. 3
    Lesley Smith
    Finish 3
    1:25:25
Off-bike and off-run position order needs cumulative split-position data. ProTriStats currently stores segment times and segment ranks, so this page reports the fastest bike split rather than who entered T2 first.

PodiumMen

Winner time: 3:47:04
🥇#1
NZ
Callum Millward
3:47:04
82.99 pts
🥈#2
US
Ben Hoffman
3:47:07
82.84 pts
🥉#3
US
Matt Chrabot
3:48:08
79.78 pts

PodiumWomen

Winner time: 4:03:57
🥇#1
AU
Ellie Salthouse
4:03:57
112.82 pts
🥈#2
ZA
Jeanni Metzler
4:12:27
90.04 pts
🥉#3
US
Lesley Smith
4:17:24
76.77 pts

Men · Split Rank Flow

Top finishers by stored split rank. Lower lines are worse ranks; this is not cumulative race position at each checkpoint.

Top 8
#1#5#10SwimBikeRunFinish#1#2#3#4#5#6#7#8
Callum Millward1Ben Hoffman2Matt Chrabot3Sam Appleton4Alex Libin5Fernando Toldi6Sean Daugherty7Paul Ambrose8

Women · Split Rank Flow

Top finishers by stored split rank. Lower lines are worse ranks; this is not cumulative race position at each checkpoint.

Top 8
#1#5#10SwimBikeRunFinish#1#2#3#4#5#6#7#8
Ellie Salthouse1Jeanni Metzler2Lesley Smith3Paula Findlay4Alicia Kaye5Stephanie Roy6Rachel Olson7Katy Evans8

Men · Finish Time Distribution

Women · Finish Time Distribution

Male Pro Results

25 participants

3:47:04
Swim
24:39
Bike
2:01:32
Run
1:16:45
3:47:07
Swim
25:22
Bike
2:00:42
Run
1:16:44
3:48:08
Swim
23:41
Bike
2:02:31
Run
1:17:50
3:51:06
Swim
23:19
Bike
1:58:10
Run
1:25:27
3:56:23
Swim
26:02
Bike
2:04:08
Run
1:21:47
3:57:59
Swim
25:19
Bike
2:08:06
Run
1:20:17
3:58:36
Swim
26:04
Bike
2:04:54
Run
1:23:17
4:01:10
Swim
25:15
Bike
2:04:55
Run
1:26:15
4:02:49
Swim
25:46
Bike
2:05:24
Run
1:26:58
4:03:00
Swim
26:10
Bike
2:02:30
Run
1:29:54
PosAthleteTimeGapSwimT1BikeT2RunPoints
1Callum MillwardNZ3:47:04Winner24:39—2:01:32—1:16:4582.99
2Ben HoffmanUS3:47:07—25:22—2:00:42—1:16:4482.84
3Matt ChrabotUS3:48:08—23:41—2:02:31—1:17:5079.78
4Sam AppletonAU3:51:06—23:19—1:58:10—1:25:2770.84
5Alex LibinUS3:56:23—26:02—2:04:08—1:21:4754.94
6Fernando ToldiBR3:57:59—25:19—2:08:06—1:20:1750.12
7Sean DaughertyUS3:58:36—26:04—2:04:54—1:23:1748.26
8Paul AmbroseAU4:01:10—25:15—2:04:55—1:26:1540.53
9Steven ZawaskiUS4:02:49—25:46—2:05:24—1:26:5835.57
10Jake MontgomeryAU4:03:00—26:10—2:02:30—1:29:5435.01
11Curtiss FeltnerUS4:03:54—27:29—2:07:28—1:23:4632.30
12Rob ChalfantUS4:05:01—27:46—2:07:15—1:25:1828.94
13Nicholas GranetFR4:05:34—25:24—2:04:35—1:30:3127.29
14Andre LopesBR4:06:19—25:59—2:09:19—1:26:1925.03
15Andres ChirinosPE4:14:21—28:13—2:07:03—1:34:070.84
16Dylan GillespieUS4:14:42—24:50—2:10:39—1:34:55—
17Colin LaugheryUS4:17:10—29:41—2:10:49—1:31:43—
18Brian FoltsUS4:23:34—30:14—2:16:15—1:31:53—
19Jimmy SosinskiUS4:29:22—33:28—2:17:00—1:33:51—
20Corbin HudacekUS4:31:01—29:41—2:10:24—1:45:34—
21Sam HolmesUS4:38:50—27:26—2:17:42—1:46:44—
DNFMario De EliasARDNF—28:50—2:06:53———
DNFAJ BauccoUSDNF—26:02—————
DNFRobbie DeckardUSDNF—25:57—2:29:46———
DNFElliot BachUSDNF—25:54—2:13:57———

Female Pro Results

21 participants

4:03:57
Swim
25:57
Bike
2:11:11
Run
1:22:19
4:12:27
Swim
25:32
Bike
2:16:01
Run
1:26:23
4:17:24
Swim
26:59
Bike
2:19:30
Run
1:25:25
4:19:15
Swim
25:59
Bike
2:16:15
Run
1:32:21
4:20:09
Swim
25:35
Bike
2:16:34
Run
1:33:07
4:22:03
Swim
29:32
Bike
2:22:50
Run
1:24:52
4:28:05
Swim
25:35
Bike
2:26:37
Run
1:30:52
4:28:50
Swim
25:36
Bike
2:25:27
Run
1:32:46
4:30:38
Swim
25:57
Bike
2:26:50
Run
1:33:20
4:30:45
Swim
31:12
Bike
2:28:09
Run
1:26:27
PosAthleteTimeGapSwimT1BikeT2RunPoints
1Ellie SalthouseAU4:03:57Winner25:57—2:11:11—1:22:19112.82
2Jeanni MetzlerZA4:12:27—25:32—2:16:01—1:26:2390.04
3Lesley SmithUS4:17:24—26:59—2:19:30—1:25:2576.77
4Paula FindlayCA4:19:15—25:59—2:16:15—1:32:2171.81
5Alicia KayeUS4:20:09—25:35—2:16:34—1:33:0769.40
6Stephanie RoyCA4:22:03—29:32—2:22:50—1:24:5264.31
7Rachel OlsonUS4:28:05—25:35—2:26:37—1:30:5248.14
8Katy EvansUS4:28:50—25:36—2:25:27—1:32:4646.13
9Romina Palacio BalenaAR4:30:38—25:57—2:26:50—1:33:2041.30
10Nicole FalcaroUS4:30:45—31:12—2:28:09—1:26:2740.99
11Christen BrownUS4:33:26—27:54—2:24:17—1:36:1833.80
12Uli BrommeUS4:33:59—31:42—2:20:23—1:36:0532.32
13Danielle MackUS4:34:25—31:06—2:24:32—1:33:4331.16
14Alise SelsmarkAU4:35:39—27:03—2:25:19—1:37:4327.86
15Maddy PeschUS4:39:19—29:19—2:24:18—1:40:4318.03
16Erin GreenUS4:41:13—30:40—2:23:59—1:40:3312.94
17Kimberly GoodellUS4:42:14—30:59—2:25:50—1:40:1110.21
18Erin RayUS4:52:11—41:10—2:22:35—1:42:36—
19Palmira AlvarezMX4:53:37—34:18—2:26:41—1:46:49—
20Monica FoltsUS4:58:47—34:16—2:36:35—1:41:55—
21Pip MeoNZ5:30:55—35:52—2:47:59—2:02:04—