Ultra Running Hub Kirchschlag bei Linz, Austria · Sunday, August 29, 2027
Fixed Distance 50K
Austria Backyard 7+1 - Kirchschlag bei Linz
297 days away
53.6 km Distance
150 m Climbing
2.9 Grit · Entry level
What the course asks
Climbing rate 3 m / km
Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.
Time limit 8 hours
8:57 min/km average. Tight. Room to walk the climbs and stop at aid. Among the tightest 50K cut-offs we track. Measured against 1086 races of the same distance. Cut-off calculator →
Typical conditions, August
Daytime high 23°C
Night low 13°C
Rainfall Showers likely
Daylight 13 h 39 m of light
Regional 2001-2025 average for August — NASA POWER, grid elevation 641 m. Not a forecast.
Course notes
- terrain This is a fast & flat course. Expect fast, runnable sections where rhythm is key.
- gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 54 km of trail with 150 m of ascent.
- Trail Running Shoes 54 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition 54 km of self-supported fuelling between aid stations.
- Hydration Vests Flask capacity for 54 km, without the bounce.
- GPS Watches Battery life first — a 54 km day outlasts most full-GPS modes.
Overview
The Austria Backyard 7+1 is a 53.6km trail race taking place in Kirchschlag bei Linz, Austria, on August 29, 2027. The course covers 53.6km with 150m of elevation gain, making for 2.8m of climb per kilometer. Most of the course consists of forest paths, with 80% on forest trails and 20% on asphalt.
The 8-hour time limit is tighter than 91% of 50k cut-offs, allowing for a 9 minutes per kilometer pace. This leaves little margin for error on the course.
Similar races
Other 50K trail ultras, closest in distance first.