We love and care for your canals and rivers, because everyone deserves a place to escape.


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Planning your visit

Address: Colne Valley Park Visitor Centre (P&D), Denham Court Drive, Denham, UB9 5PG

Price: Once you're parked up, it won't cost you a thing

Toilets: For customers of the local pub/café

Not far from the M40 and urban life is Denham Deep Lock. Located on the Grand Union Canal that passes through Denham Country Park, it's a great place for a country walk.

Great for

A great place to see narrowboats and spot wildlife

  • Dog walking
  • Fishing
  • Walking
  • Canoeing
  • Considerate cycling
  • Capital ring


Colne Valley Park Visitor Centre, Old Denham village

Spot a boat

Chances are you'll see some narrowboats, and if you're in luck one may go through the lock!


Boat trips

  • Denham Day Boats


You may see:

  • Swans
  • Ducks
  • Dragonflies
  • Butterflies
  • Squirrels
  • Red Kite

Look out for rare wildlife such as woodpeckers and water voles and more common species such as swans, ducks and coots


There's a public pay & display car park at Colne Valley Park Visitor Centre, off Denham Court Drive