KosciMiler

UTMB World Series

161.0km

November 26

Thredbo,

Australia

utmb·source

Set your ITRA PI

Estimated Finish

26:03:50

ITRA PI

Segment Details

1/16

0.0% · 9.42km · 172m+ · 169m-

923m908m

0.00km9.42km

OSM ↗

highway

path 55%cycleway 37%service 5%unclassified 2%track 1%

surface

dirt 55%concrete 37%compacted 2%asphalt 2%

trail_visibility

good

mtb:scale

foot

designated 77%yes 16%

bicycle

yes 53%designated 39%

horse

motor_vehicle

mtb:type

crosscountry

segregated

Elevation Profile

Trail 74% · Extreme 1%Extreme 1%

1.9TDI

160.1km

207.7FlatKM

4776m+

4312m−

2223max

908min

1:14

12.3km

2:19

19.0km

1:54

11.8km

1:51

13.2km

2:57

23.7km

1:31

9.7km

1:09

8.0km

2:04

9.6km

1:44

9.8km

2:14

12.6km

1:31

7.6km

1:42

9.0km

0:21

2.3km

1:11

4.6km

1:25

5.5km

0:56

1.4km

OSM

AID

Distance

Time

Gain

Loss

Gels

Water

Salts

Segment

12.3km/12.3km

1:14/1:14

251m+

231m−

1.3×40g(50g)

0.9L

2(400mg)

31.3km/19.0km

3:33/2:19

716m+

518m−

2.4×40g(94g)

1.7L

5(1000mg)

43.1km/11.8km

5:27/1:54

862m+

205m−

1.9×40g(77g)

1.4L

4(800mg)

56.3km/13.2km

7:18/1:51

507m+

477m−

1.9×40g(75g)

1.4L

4(800mg)

80.0km/23.7km

10:15/2:57

847m+

885m−

3.0×40g(120g)

2.2L

6(1200mg)

89.7km/9.7km

11:46/1:31

265m+

443m−

1.5×40g(62g)

1.1L

3(600mg)

97.7km/8.0km

12:55/1:09

303m+

416m−

1.2×40g(47g)

0.9L

2(400mg)

107.3km/9.6km

14:59/2:04

462m+

454m−

2.1×40g(84g)

1.6L

4(800mg)

117.1km/9.8km

16:43/1:44

449m+

150m−

1.8×40g(70g)

1.3L

3(600mg)

129.7km/12.6km

18:57/2:14

221m+

836m−

2.3×40g(91g)

1.7L

4(800mg)

137.2km/7.6km

20:28/1:31

273m+

180m−

1.5×40g(61g)

1.1L

3(600mg)

146.3km/9.0km

22:10/1:42

317m+

208m−

1.7×40g(69g)

1.3L

3(600mg)

148.5km/2.3km

22:31/0:21

84m+

16m−

0.4×40g(15g)

0.3L

1(200mg)

153.1km/4.6km

23:43/1:11

405m+

24m−

1.2×40g(48g)

0.9L

2(400mg)

158.6km/5.5km

25:08/1:25

213m+

491m−

1.4×40g(58g)

1.1L

3(600mg)

160.1km/1.4km

26:04/0:56

13m+

183m−

0.4×40g(17g)

0.7L

2(400mg)

AID

Distance

Time

Gels

Water

Salts

Gradient Matrix

Extra

Select a gradient

Uphill

Downhill

>40%

30%

25%

20%

15%

10%

0.5

0.3

0.2

0.3

0.5

Uphill

>40%

30%

25%

20%

15%

10%

0.2

0.3

0.5

10%

15%

20%

25%

30%

>40%

Downhill

Technical sections presentDarker — steeper and longer

Extremes

Gradient Breakdown

36% / 56.9km36% / 57.3km29% / 45.9km

Uphill

15–20%×42.1km

10–15%×1611.6km

3–10%×4043.2km

Downhill

25–30%×30.9km

15–20%×72.6km

10–15%×158.5km

3–10%×4233.9km

Peaks for this course have not been detected yet.

Skyrunning · ISFSource

ISF technical requirements

Average incline3.0%> 6.0%

Steep sections (30%+)0.0%≥ 5.0%

Max altitude2223 m> 2000 m

Vertical climb4776 m> 1300 m

Asphalt11.7%< 15.0%

UIAA Technical climbing0.1 kmGrade I–II

Possible level

1+23

estimated · high confidence

Level 10/1

Peak reachno detection

Level 21/3

Altitude ≥ 3000 m2223 m

Scrambling79 m

Rocky footing0 m

Level 30/3

Via ferrata0 m

Glacier0 m

Exposed ridge0 m

About KosciMiler

KosciMiler is a 161 km ultra trail of Ultra-Trail Kosciuszko by UTMB 2025 in Thredbo, Australia. The race starts on November 26, 2025. The course climbs 4776 m+ and descends 4312 m−, between a low point of 908 m and a high point of 2223 m. By gradient, 36% of the distance is uphill, 29% downhill and 36% flat. The longest climb runs 7.4 km at an average 8.9% grade (655 m of vertical). The longest descent runs 7.4 km at 8.9% (655 m of vertical). Surface: 75% trail, 13% smooth, and 12% road. Flat-equivalent effort: 207.7 FlatKM.

221 finishers completed the 2025 edition. Men's winner: Morgan Glazier (Great Britain) in 17:38:25. Women's winner: Stephanie Auston (Australia) in 19:45:57.

This page has the full results and splits, interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for KosciMiler.

Other distances of Ultra-Trail Kosciuszko by UTMB 2025Kosci100 (107 km)·Kosci50 (50.0 km)

Other editions of KosciMiler2026

Official websitekosciuszko.utmb.world