· International
· ST403
Hard
ST403 Avala - Grocka
📏
20.7 km
Distance
⏱
5h 9min
Est. duration
⛰
Hard
Difficulty
➡
Linear
Route type
Stage in the Sultans Trail, a historic and cultural long-distance hiking route from Vienna to Istanbul.
This 20.7 km route is a serious undertaking — strong fitness and proper gear are recommended. Expect around 4 hours and 35 minutes at a steady pace.
Point-to-point in layout, this trail takes you from A to B across the landscape. Consider your return logistics before heading out. Follow the ST403 waymarkers throughout to stay on the official trail line.
This trail belongs to the International Walking Network (IWN) — one of Europe's most ambitious cross-border hiking networks. Waymarking and maintenance follow international standards throughout.
Elevation Profile
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Elevation data from SRTM via OpenTopoData (open dataset).
Map
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Waypoints
5 points along the routeA
Start
· Avala
B
Finish
· Grocka
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Frequently Asked Questions
What is the total distance of ST403 Avala - Grocka?
The total distance of ST403 Avala - Grocka is 20.7 km.
What is the estimated walking time for ST403 Avala - Grocka?
The estimated walking time for ST403 Avala - Grocka is approximately 5h 9min.
Is ST403 Avala - Grocka a loop trail?
No, ST403 Avala - Grocka is a linear (point-to-point) trail. It runs from Avala to Grocka. Plan ahead for return transport.
What is the starting point of ST403 Avala - Grocka?
The starting point of ST403 Avala - Grocka is Avala.
What fitness level is needed for ST403 Avala - Grocka?
ST403 Avala - Grocka is rated hard. Prior hiking experience and solid fitness are required.
Who maintains the ST403 Avala - Grocka trail?
ST403 Avala - Grocka is maintained and managed by Sultans Trail Foundation.
Is ST403 Avala - Grocka part of a larger trail network?
Yes, ST403 Avala - Grocka is part of the International Walking Network (IWN), connecting this route to a wider network of long-distance hiking trails.