Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Discover
Places to see
United Kingdom
England
South East England
Buckinghamshire
South Bucks
Denham

Denham Deep Lock

Highlight • Rest Area

Denham Deep Lock

Hiking

4.9

(61)

Denham Deep Lock is a significant facility nestled within the picturesque Denham Country Park in Buckinghamshire, just west of London. Standing at an elevation of 84 meters, this historic lock is a key feature of the Grand Union Canal, renowned for being the deepest lock along its entire length, with a fall of nearly 3.5 meters (11 feet). It forms part of the expansive Colne Valley Regional Park, where the canal gracefully crosses over Fray's River via an aqueduct, a…

Save

Share

  • More

  • Save

    Share

  • More

  • Take Me There

    Tips

    September 6, 2022

    Hiking

    It's not for nothing that this is called Denham Deep Lock. At 36 feet (11 m) deep, it's the deepest lock on the Grand Union Canal.

    If you're hungry, you can find Fran's Tea Garden here.

    September 22, 2019

    Hiking

    Fran's Tea Garden - worth the extra walk.

    March 26, 2022

    Hiking

    Fran’s Tea Garden will sell you snacks and soft drinks. No toilet facilities there, though; the nearest are at the visitor centre, about 500m away.

    Nearby routes

    Best routes near Denham Deep Lock

    4.3

    (7)

    87

    hikers

    1. Denham Deep Lock – HS2 Colne Valley Viaduct loop from Denham Country Park

    10km

    02:32

    20m

    20m

    Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

    Navigate

    Send to Phone

    Moderate

    Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

    Moderate

    Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

    Hard

    Details

    Informations

    Elevation 80 m

    Weather

    Powered by Foreca

    Today

    Thursday 12 March

    13°C

    5°C

    71 %

    Additional weather tips

    Max wind speed: 34.0 km/h

    Most visited during

    January

    February

    March

    April

    May

    June

    July

    August

    September

    October

    November

    December

    Loading

    Location: Denham, South Bucks, Buckinghamshire, South East England, England, United Kingdom

    Frequently Asked Questions

    Are there specific circular walking routes that start and end at Denham Deep Lock?

    Yes, there are several circular walking routes that can be started from Denham Deep Lock, utilizing the Grand Union Canal towpath and paths within Denham Country Park. These routes vary in length and difficulty, offering options for a leisurely stroll or a longer hike. Many visitors enjoy combining the canal path with trails through the park's woodlands and meadows.

    What public transport options are available to reach Denham Deep Lock or Denham Country Park?

    Denham Deep Lock is accessible via public transport, though it may require a combination of train and bus or a longer walk. The nearest train station is Denham, which is served by Chiltern Railways. From Denham station, you can typically find local bus services or enjoy a walk to Denham Country Park and the lock. It's advisable to check current bus routes and schedules for the most up-to-date information.

    Can I fish or boat on the Grand Union Canal near Denham Deep Lock, and are permits required?

    Yes, you can fish and boat on the Grand Union Canal. However, both activities require appropriate permits. For fishing, you will need a valid Environment Agency Rod Licence and potentially a permit from the local angling club that manages the stretch of canal. For boating, you'll need a boat licence from the Canal & River Trust. It's important to secure these permits before engaging in either activity.

    What kind of wildlife can I expect to see during different seasons at Denham Deep Lock?

    Denham Deep Lock and Denham Country Park are rich in wildlife year-round. In spring, you might spot nesting birds and emerging damselflies. Summer brings vibrant dragonflies, kingfishers, and a variety of water birds like geese, swans, coots, and moorhens. Autumn offers opportunities to see migrating birds and the changing colours of the foliage. In winter, the area is still active with resident waterfowl, and you might catch sight of herons or even red kites soaring overhead.

    Are there specific facilities for families with young children at Denham Country Park near the lock?

    Denham Country Park, where Denham Deep Lock is located, is very family-friendly. The paths around the lock and within the park are generally easy and suitable for buggies. While Fran's Tearooms offers snacks, the main visitor centre, about 500m from the lock, provides toilet facilities. The park itself offers open spaces for children to play and opportunities for wildlife spotting, making it a great day out for families.

    What are the options for dog-friendly walks and facilities for dogs near Denham Deep Lock?

    Denham Deep Lock and the surrounding Denham Country Park are very dog-friendly, with numerous trails suitable for walks. Dogs are generally welcome on the canal towpath and within the park, provided they are kept under control, especially around wildlife and other visitors. While there are no specific dog water access points, the canal itself offers opportunities for dogs to drink. Visitors are encouraged to bring their own waste bags, as dog waste bins may be limited.

    Are there any hotels or accommodation options close to Denham Deep Lock or Denham Country Park?

    Yes, there are several accommodation options ranging from hotels to guesthouses in the vicinity of Denham Deep Lock and Denham Country Park. The nearby picturesque village of Old Denham, about a mile away, offers some choices, and there are also various hotels in the wider Buckinghamshire and West London area, catering to different budgets and preferences. It's recommended to book in advance, especially during peak seasons.

    Where is the best place to park when visiting Denham Deep Lock, and is there a charge?

    Parking is available at Denham Country Park, which provides the most convenient access to Denham Deep Lock. While entry to the site is free, parking typically incurs a charge. It's advisable to arrive earlier in the day, especially on weekends or during good weather, as the car park can fill up quickly. There is access to the park from Denham Court Drive.

    What is the typical duration for walking the canal path from Denham Deep Lock?

    The duration of a walk along the canal path from Denham Deep Lock can vary greatly depending on your chosen route and pace. A short stroll to the nearby aqueduct and back might take 30-60 minutes. For longer excursions, you can walk for several hours in either direction along the Grand Union Canal, exploring different sections of Denham Country Park or even venturing towards Uxbridge or Rickmansworth. Many visitors enjoy a leisurely 1-2 hour walk.

    Are there toilet facilities available at Denham Deep Lock or Fran's Tearooms?

    Fran's Tearooms, located by Denham Deep Lock, does not have its own toilet facilities. The nearest public toilets are situated at the visitor centre within Denham Country Park, which is approximately 500 meters away from the lock. It's a short walk, but good to know in advance for planning your visit.

    Is Denham Deep Lock accessible for wheelchair users?

    The paths around Denham Deep Lock and within Denham Country Park are generally considered easy and suitable for many visitors. While the canal towpath is relatively flat, some sections within the wider park might have uneven surfaces. It's best to check specific trail conditions if you require full wheelchair accessibility, but the immediate area around the lock and Fran's Tearooms is usually manageable.

    Other Popular Places to Check Out

    Grave of Sir John Mills and Mary Hayley Bell at St Mary's Church, Denham

    Explore
    RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepacking
    Download the app
    Follow Us on Socials

    © komoot GmbH

    Privacy Policy