Getting practical in the Colne Valley Park
mending the boardwalk
more volunteering on board walk

Get involved

How to get involved with the variety of activities of Colne Valley Regional Park.

a group of the 'friends'Join the Friends of the Colne Valley Park to help make the Colne Valley a greener and more enjoyable place in which to live, work and play.

Based at the Colne Valley Park Visitor Centre in Denham Country Park, the Friends are involved in walks, talks, childrens events, bazaars and the Colne Valley Festival - all intended to increase awareness and encourage enjoyment of the Colne Valley Park.


Benefits of membership include:

10% discount on most items in the Colne Valley Park Visitor Centre shop

Regular newsletter

Find out about what is happening in the Colne Valley Park and your community.  

Invitations to special events and guided walks

Friends will be sent the quarterly walks and events guide (otherwise available in local libraries and the Colne Valley Park Visitor Centre) and can take advantage of a free tea or coffee on most walks.  Recent walks have included a cream tea at St Peter’s Church.

The chance to make a difference and become more involved in YOUR local area

Get involved in volunteering events with Groundwork Thames Valley, help the Friends arrange their annual Colne Valley Festival and find out about major issues affecting your local countryside.


To download a membership form click here.


For further information and membership details please call in at the Colne Valley Park Visitor Centre in Denham Country Park or phone 01895 833375


We have current vacancies in the Cafe for a Catering supervisor and for catering assistants. 

We also have part time roles for Party Assisants (mostly at the weekends) to make our Nature based Children's Parties fun for everyone. There are vacancies both at Denham Country Park and at Iver Nature Centre. 

Please use this link to find out more

or email us to find out more


Do you love living in or visiting the Colne Valley Parks beautiful countryside? Then we need your help to make it the best it can be, for people and for wildlife. Join the Colne Valley Park Conservation Volunteers and undertake practical work, wildlife surveying or site wardening and help make a difference.



At Arthur Jacobs and Poyle Poplars Woodland in Horton, Harding’s Row in Iver and Caps Wood and Northmoor Hill in Denham.

Every second weekend of the month and alternate Wednesdays.

Please contact Matthew Hartgrove for more information, phone 07718043080 and find our tasks in the Events Calendar 


For details of current job vacancies at Groundwork Thames Valley visit:


Visitor Centre Volunteer

Groundwork South

Denham Country Park, Denham Court Drive

Join our team of Volunteers who help to make the Visitor Centre a welcoming place all year round.
Volunteer regularly and you can help keep visitors informed about all that the Colne Valley has to offer.
Full training is given.
Please see our full job description and application form or contact for more information.

Colne Valley Park Volunteering

There are lots of volunteer opportunities at the Colne Valley Park if you have some spare time, want to learn new skills or share some talents of your own.  See volunteer positions for more details of jobs we have available at present.

Get involved with a variety of conservation tasks to help us look after wildlife in the Colne Valley Park!

London Wildlife Trust—Hillingdon Group

Vonteering opportunities mostly on Sundays in 

Gutteridge Woods, Yeading Brook Meadows Park Road Ponds and Ten Acre Woods see here for more details

London Borough of Hillingdon

There are a number of practical conservation volunteer groups which run at various locations across Hillingdon including Minet Country Park (see below for details), Cranford Country Park, Ruislip Woods, River Pinn and many more! Find out more here

If you are interested please contact 01895 556000 or email


Hillingdon Natural History Society

Harefield Place Nature Reserve, 9.30am every Thursday. Meet at Harefield Place Golf Club car park, The Drive, Uxbridge at 9.15am or at the reserve at 9.30am. Email in advance.


Friends of Stocker’s Lake

Stocker’s Lake Nature Reserve, the Friends welcome volunteers.

see their website for dates of working parties.


Maple Lodge Conservation Society

Maple Lodge Nature Reserve has a working party which would love to have new members. Please visit their website to find out more

or contact Keith Pursall on 07580 535986  or for more details.


Black Park and Langley Park Country Park Volunteer Groups

Find out more about how you can volunteer in either of these parks : Park Country Park


The companies and associations listed below have all signed up as members to the CIC to pledge their support to the Colne Valley Park.

To join please download the membership form.


Affinity Water logo

Affinity Water

Ambush Security

amey logo


Berks, Bucks & Oxon Wildlife Trust


Blenheim Angling Society

Broadwater Sailing Club


Buckinghamshire Advertiser


Buckinghamshire Conservation Trust

Buckinghamshire County Council


Buckinghamshire Golf Club

Chalfont St Peter PC logo

Chalfont St Peter Parish Council

Chiltern District Council logo

Chiltern District Council

chiltern soc. logo

Chiltern Society

Colnbrook Community Assocation


Colnbrook Community Partnership


Colnbrook with Poyle Parish Council


ColneCAN : River Colne Catchment Action Network

colne valley fisheries logo

Colne Valley Fisheries Consultative


Colne Valley Ringing Group

Denham Parish Council


Denham Waterski Club

Earthworks Conservation Volunteers


Eastcote Conservation Panel (Hillingdon)

Eastcote Residents Association logo

Eastcote Residents Association

Environment Agency


Fisheries Inn Angling Society


Friends of the Colne Valley Park

Friends of the Great Barn in Harmondsworth


Friends of Pinn Meadows  


Friends of Stockers Lake 

Groundwork South

Groundwork Hertfordshire

Grundon Logo


Harleyford Valley (Harleyford Aggregates and Ingrebourne Valley)

Heathrow Airport

Herts & Middx wildlife logo

Herts & Middlesex Wildlife Trust

Hillingdon Council logo

London Borough of Hillingdon


Hillingdon Canals Partnership

Hillingdon Outdoor Activity Centre


Hillingdon Narrowboat Association

Hillingdon Natural History Society


Hillingdon Ramblers


Inland Waterways Association (Middlesex Branch)

Iver & District Countryside Association

Iver Heath Residents Association

Iver logo

Iver Parish Council

Lakeside EFW logo

Lakeside Energy from Waste (EfW)

London Wildlife Trust logo

London Wildlife Trust


Maple Lodge Conservation Society


National Trust


North Harrow Waltonians Angling Society


Red Squirrel Brewery


Richings Park Residents Association


Rickmansworth Waterways Trust  


Runnymede Ringing Group 


Rural Development Forum

Ruislip & District Natural History Society


Ruislip Woods Trust

Slough Borough Council logo

Slough Borough Council

South Bucks Council logo

South Bucks District Council


Slough Local Access Forum


Spelthorne Natural History Society

Surrey Council Logo

Surrey County Council

Sustrans logo


Thames Water logo

Thames Water

Uxbridge Rovers Logo

Uxbridge Rovers Angling & Conservation Society


West London Group of the Ramblers

West London Model Airoplane Club logo

West London Model Aeroplane Club


Willowbank Association Limited

Royal Borough of Windsor & Maidenhead


Wraysbury Parish Council