Pirin Trail 25K

25.0km·1000m+

September 12

Bansko Ski Resort,

Bulgaria

source

Set your ITRA PI

Estimated Finish

3:12:39

ITRA PI

Segment Details

1/39

+8.9% · 0.56km · 58m+ · 8m-

1678m1620m

0.00km0.56km

Track Category · OSM

Extreme0%

Technical0%

Trail55%

Smooth0%

Road45%

Unknown0%

Trail

OSM ↗

highway

path 55%service 45%

surface

unpaved

width

sac_scale

mountain_hiking

trail_visibility

intermediate

mtb:scale

piste:difficulty

novice

mtb:name

Bunderitsa Hut

mtb:type

trail

mtb:winter

piste:type

nordic

service

alley

ski:nordic

yes

Elevation Profile

1.0×

Trail 81% · Technical 2%Technical 2%

2.9TDI

24.5km

38.0FlatKM

989m+

1679m−

2578max

929min

1.0×

OSM

Gradient Matrix

Extra

3–10%0.5–1.0km+8.9%50m+0.56km

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

28% / 7.0km12% / 3.0km59% / 14.5km

Uphill

30–40%×10.4km

20–25%×20.6km

15–20%×31.1km

10–15%×42.5km

3–10%×42.3km

Downhill

20–25%×11.0km

15–20%×42.6km

10–15%×75.0km

3–10%×56.0km

Peaks for this course have not been detected yet.

Skyrunning · ISFSource

ISF technical requirements

Average incline4.0%> 6.0%

Steep sections (30%+)1.7%≥ 5.0%

Max altitude2578 m> 2000 m

Vertical climb989 m> 1300 m

Asphalt15.1%< 15.0%

UIAA Technical climbing0.4 kmGrade I–II

Possible levelnot enough requirements met to estimate a level

Level 10/1

Peak reachno detection

Level 21/3

Altitude ≥ 3000 m2578 m

Scrambling440 m

Rocky footing0 m

Level 30/3

Via ferrata0 m

Glacier0 m

Exposed ridge0 m

About Pirin Trail 25K

Pirin Trail 25K is a 25.0 km trail race of Pirin Ultra 2025 in Bansko Ski Resort, Bulgaria. The race starts on September 12, 2025. The course climbs 1000 m+ and descends 1679 m−, between a low point of 929 m and a high point of 2578 m. By gradient, 28% of the distance is uphill, 59% downhill and 12% flat. The longest climb runs 7.4 km at an average 12.9% grade (952 m of vertical). The longest descent runs 7.1 km at 8.4% (596 m of vertical). Surface: 81% trail and 15% road. Flat-equivalent effort: 38.0 FlatKM.

This page has the interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for Pirin Trail 25K.

Other distances of Pirin Ultra 2025Pirin Ultra 160K (160 km)·Pirin Ultra 66K (66.0 km)·Pirin Extreme 38K (38.0 km)

Official websitewww.pirinultra.com/en