Alcock Tarn is a small upland tarn near Grasmere, reached by a steep footpath in the Lake District.
- Swim hours
- Open all day, every day
- Managed by
- Lake District National Park Authority
Getting there
Walk from Grasmere village past Greenhead Gill and follow the footpath to the tarn. The route is steep and can be wet.
54.4622, -3.0057
Get directionsRules to know before you go
- Never swim alone.
- Enter the water slowly.
- Check the depth before swimming.
- Swim close to the shoreline.
- Do not swim if blue-green algae is suspected.
- Do not swim after drinking alcohol or taking drugs.
Something changed at Alcock Tarn? Closures and new rules help everyone.Report a change