Castle Climbing Centre
An indoor climbing and training centre housed in a Grade II* listed Victorian pumping station in Stoke Newington, London.
Last updated August 25, 2026
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Overview
Castle Climbing Centre is an indoor climbing and training facility in Stoke Newington, Hackney, London. It occupies a converted Victorian pumping station that was built in the mid-nineteenth century for the New River Company and is locally known as The Castle. The centre opened to the public on 20 October 1995 and has developed into one of London’s largest climbing venues. The building’s history is central to the centre’s identity. Designed by architect Robert William Billings with engineer William Chadwell Mylne, the pumping station was constructed between 1854 and 1856 in a Scottish Baronial style. Its battlements, towers, buttresses and elevated form were intended to resemble a castle, giving the site its enduring local name. The station originally helped maintain water pressure and supported the filtration and distribution of water drawn from the Stoke Newington reservoirs. Steam-powered machinery was later replaced by electrical pumps and diesel engines, but the facility eventually became too small for modern water-supply requirements and was decommissioned during the twentieth century. After proposals to demolish the disused building generated public opposition, it received Grade II* listed status in 1972. The building remained unused for many years before Thames Water made it available for redevelopment. A company established in 1993, initially incorporated as Turnchain Projects Limited and later renamed High Performance Sports Limited, pursued its conversion into a climbing facility. Planning permission was obtained in May 1994, with heritage requirements requiring the external appearance to be preserved and removed internal elements to be conserved. The conversion design was prepared by Nicholas Grimshaw and Partners. The centre initially operated in the former engine room and expanded into the boiler house in 2000. Its facilities now include extensive indoor bouldering, roped climbing, auto-belays, training areas, a gym and a warm-up area. The venue typically offers approximately 450 boulder problems across 14 indoor and three outdoor boulders, together with more than 100 roped lines supporting roughly 350 routes. Its climbing ranges cover beginner to advanced grades, including bouldering problems broadly from V0 to V9 and roped routes broadly from grade 4 to 8a. The exact route and problem inventory changes as the centre is redeveloped and reset. Castle Climbing Centre also has a community and environmental dimension. A 1.4-acre community garden was established in 2009 on the southern side of the building. Volunteers grow fruit, vegetables and herbs for use in the centre’s café and restaurants and for donation. Three outdoor boulders were built in 2013 and refurbished in 2019. The centre is a member of the Association of British Climbing Walls and a BMC Associate Wall Member, linking it to the UK climbing-wall and mountaineering communities. The brand’s positioning combines a broad-access climbing venue with the distinctive experience of climbing inside a landmark heritage building. Its appeal comes from the scale and variety of its facilities, the unusual architecture of the former pumping station, and its role as a local community site rather than solely as a conventional sports gym.
History
The Castle Climbing Centre operates in a former water-pumping station associated with the development of London’s nineteenth-century water infrastructure. Following the 1849 cholera outbreak, the Metropolis Water Act 1852 imposed stronger requirements for water quality, filtration and distribution. The New River Company consequently developed infrastructure around its Stoke Newington reservoirs, including the pumping station that became the Castle Climbing Centre. The building was designed by Robert William Billings in association with engineer William Chadwell Mylne and constructed between 1854 and 1856. Its Scottish Baronial appearance, complete with towers, battlements and buttresses, gave it the visual character of a castle. The structure contained a boiler house and engine room. The engine room occupied the building’s prominent keep-like section, while the lower areas accommodated machinery and, in the later climbing conversion, became part of the roped-climbing space. The New River Company was superseded by the Metropolitan Water Board under the Metropolis Water Act 1902. In 1936, the original steam machinery was replaced by electrical pumps and diesel engines. The station was eventually considered inadequate for changing water-supply demands, and its form did not allow practical expansion. It was decommissioned by 1942. A demolition proposal in 1971 prompted substantial local opposition, and the building was listed at Grade II* on 16 May 1972. Despite that protection, it remained vacant and vulnerable for many years; the former filter beds were removed around 1990. The modern climbing venture took shape in the early 1990s. On 26 July 1993, the company that would run the venue was incorporated as Turnchain Projects Limited. It changed its name to High Performance Sports Limited on 14 December 1993. Thames Water had inherited the redundant pumping station and made it available to Steve Taylor and two other founders, who sought to establish what was described as London’s fourth climbing centre at the time. Planning permission for conversion to the Castle Climbing School was granted in May 1994. English Heritage approval required the exterior to remain substantially intact and required conservation of internal elements removed during the works. Nicholas Grimshaw and Partners devised the conversion scheme. The centre opened on 20 October 1995, initially using the engine room. Expansion continued as climbing facilities were added and improved, including the opening of the boiler house area in 2000. The site has continued to evolve rather than remaining a static conversion project. A 1.4-acre community garden was established in 2009 and is maintained by volunteers. Three outdoor boulders were added in 2013 and refurbished in 2019. The centre now combines bouldering, roped climbing, auto-belays, gym and training facilities, alongside food and community functions. Its listed architecture remains a defining part of the visitor experience, while its membership of the Association of British Climbing Walls and status as a BMC Associate Wall Member place it within the organised UK climbing infrastructure.
- 2019
Outdoor boulders refurbished
[1]The three outdoor boulders were refurbished.
- 2013
Outdoor boulders added
[1]Three outdoor boulders were constructed as part of the centre’s continuing expansion.
- 2009
Community garden established
[1]A volunteer-run community garden was founded around the southern side of the building.
- 2000
Boiler house expansion
[1]The centre expanded its climbing provision into the former boiler house.
- 1995
Castle Climbing Centre opens
[1]The climbing centre opened on 20 October, initially within the former engine room.
- 1994
Conversion receives planning approval
[1]Planning permission was obtained in May for conversion of the listed pumping station into the Castle Climbing School.
- 1993
Operating company incorporated
[1]Turnchain Projects Limited was incorporated on 26 July and later renamed High Performance Sports Limited.
- 1972
Building receives Grade II* listing
[1]The former pumping station was listed on 16 May after opposition to demolition proposals.
- 1942
Pumping station decommissioned
[1]The station was found too small for modern requirements and was taken out of service.
- 1936
Pumping equipment modernised
[1]The original steam-powered machinery was replaced by electrical pumps and diesel engines under the Metropolitan Water Board.
Products and positioning
A large London climbing centre distinguished by its conversion of a listed Victorian pumping station, combining broad climbing provision, training facilities, heritage architecture and community-garden activity.
Climbing · 1995
Indoor bouldering
The centre typically provides around 450 boulder problems distributed across approximately 14 indoor bouldering areas. Problems are generally set from beginner grades around V0 through advanced problems around V9, with the layout and individual problems changing as the facility is reset.
Climbing · 1995
Roped climbing
Roped facilities include more than 100 lines supporting approximately 350 routes. Dedicated areas accommodate leading, top-roping and auto-belays, with routes broadly ranging from grade 4 to 8a. The former engine-room and other adapted spaces provide a distinctive heritage setting for the climbing walls.
Climbing · 2013
Outdoor bouldering
Three outdoor boulders extend the centre’s bouldering offer beyond the building. They were constructed in 2013 and refurbished in 2019, providing an outdoor complement to the indoor climbing areas.
Fitness and training
Gym and training facilities
Alongside climbing walls, the centre provides a gym, warm-up area and training area. These facilities support general conditioning, preparation for climbing sessions and structured development of climbing ability.
Community and food · 2009
Community garden
The volunteer-run garden occupies approximately 1.4 acres around the southern side of the site. It produces vegetables, fruit and herbs for the centre café and restaurants and for donation, linking the venue’s operations with a local community and sustainability initiative.
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