House
refurbishment
in Amersham, HP6
Designers, Architects, Engineers & Builders Under One Roof.
One Studio. One Contract. One Team.
Refurbishing an Amersham house starts with what it is made of: handmade brick and box frames in the Old Town, render, machine brick and concrete block on the hill. We survey that first, then plan heating, wiring, insulation and joinery around it.
Houses make up most of Amersham's homes. At the 2021 Census, 1,673 of the 4,218 households in the Amersham and Chesham Bois ward lived in detached houses and 957 in semi-detached ones; in Penn Wood and Old Amersham, 2,235 of 4,426 households were in detached houses and 636 in terraces.
Age and construction divide along the valley side. Old Amersham's listed houses date mostly from the 17th and 18th centuries, often hiding older structure behind later brick fronts, while the Arts and Crafts estates and mock-historic houses of Amersham-on-the-Hill followed the railway, which reached the town in 1892.
Sources: ONS/Nomis: Census 2021 TS044 Accommodation type, 2022 ward Amersham and Chesham Bois (E05013121); ONS/Nomis: Census 2021 TS044 Accommodation type, 2022 ward Penn Wood and Old Amersham (E05013154); Buckinghamshire County Council with English Heritage: Amersham, Buckinghamshire Historic Towns Assessment Report (2009); Buckinghamshire Council (Chiltern and South Bucks District Councils): Chiltern & South Bucks Townscape Character Study Part 3, Chiltern Settlements (Chris Blandford Associates, November 2017)
Refurbishing a listed or historic house in Old Amersham
Modern Amersham has 183 listed buildings, and the Core Strategy counts over 150 in the Old Town's conservation area, so a refurbishment in the valley often begins with listed building consent. Policy LB1 of the 1997 Local Plan withholds consent for alterations that would not preserve a listed building's character.
Interior work does not always escape control. Under section 55 of the 1990 Act, works affecting only the interior are not development, so they need no planning permission, yet for a listed building national guidance cautions that consent under the listing regime may be required.
The fabric changes from door to door. In the market and borough zone the Historic Towns Assessment records box frames infilled with brick or rendered, handmade and painted brick, and roofs of handmade clay tile and natural slate, and the Amersham Museum occupies a 15th-century timber-framed building on the north side of the High Street.
We photograph and record each room before stripping out, open up in stages, and specify timber, lime and tile repairs to suit what we find. New pipes and cables are routed to avoid cutting old timbers, and the drawings mark every intervention so the consent application describes the work exactly.
Sources: Buckinghamshire County Council with English Heritage: Amersham, Buckinghamshire Historic Towns Assessment Report (2009); Chiltern District Council: Core Strategy for Chiltern District (adopted 15 November 2011); Chiltern District Council: Chiltern District Local Plan, adopted 1 September 1997 (alterations 29 May 2001; consolidated September 2007 and November 2011); legislation.gov.uk (The National Archives): Town and Country Planning Act 1990, section 55 (meaning of development); GOV.UK (Planning Practice Guidance): When is permission required?
Windows, doors and outside walls in Amersham's conservation areas
Four conservation areas cover parts of the parish: Old Town, Shardeloes Parkland, Elm Close and the Weller Estate. In them the 1997 plan asks alterations to preserve or enhance the area and calls for natural materials matching the existing building, stating that synthetic materials will not be permitted.
Window replacement is regulated in its own right: the government puts replacing windows and doors on its list of jobs that may require approval. If the old windows have background ventilators the new ones should include them, and cavity barriers may be needed round the new openings.
Conservation areas count as article 2(3) land, where the householder right to alter a house does not stretch to cladding any part of the outside in stone, artificial stone, pebble dash, render, timber, plastic or tiles. Re-rendering or re-cladding a front there is a planning question first.
Elm Close and the Weller Estate were designated as early twentieth-century groups: thirty Kennard semis round a central green at Elm Close, and at Highfield Close identical semis round a triangular green. A change to one front there is designed to sit with its neighbours.
Sources: Chiltern District Council: Chiltern District Local Plan, adopted 1 September 1997 (alterations 29 May 2001; consolidated September 2007 and November 2011); GOV.UK: Building regulations approval - when you need approval; GOV.UK: Approved Document F, Volume 1: Dwellings, 2021 edition; GOV.UK (MHCLG): Approved Document B (fire safety) volume 1: Dwellings, 2019 edition incorporating 2020, 2022, 2025 and 2026 amendments and forthcoming 2029 changes; legislation.gov.uk: Town and Country Planning (General Permitted Development) (England) Order 2015 (SI 2015/596), article 2 (latest available revised); legislation.gov.uk: GPDO 2015 (SI 2015/596), Schedule 1 Part 1, Article 2(3) land (latest available revised); legislation.gov.uk: GPDO 2015 (SI 2015/596), Schedule 2 Part 1, development within the curtilage of a dwellinghouse (latest available revised); Buckinghamshire County Council with English Heritage: Amersham, Buckinghamshire Historic Towns Assessment Report (2009)
Metro-land, Arts and Crafts and concrete block on Amersham-on-the-Hill
Much of the hill town went up between the wars, a good deal of it by the Metropolitan Railway Country Estates Company, mostly in an Arts and Crafts manner. Along The Drive into Batchelors Way the late-1920s semis are concrete block, and machine brick and render are the materials the assessment records for that zone.
Some streets keep painted walls with black timbered panels and 1930s details, and on the woodland roads large detached houses in mock-historic styles stand in secluded gardens. The Townscape Character Study treats these Areas of Special Character as particularly vulnerable to change.
Much routine renewal sits outside the regulations, but not all of it. Most repairs, replacements and maintenance are exempt, while installing or replacing a heating system, replacing fuse boxes, renewing roof coverings and adding radiators all appear on the government's list of work that may need approval.
Air movement changes with the work. Replacing windows is likely to make a home more airtight, and a refurbishment that leaves a building less compliant with the ventilation requirements than before may call for additional ventilation.
Sources: Buckinghamshire Council (Chiltern and South Bucks District Councils): Chiltern & South Bucks Townscape Character Study Part 3, Chiltern Settlements (Chris Blandford Associates, November 2017); Buckinghamshire County Council with English Heritage: Amersham, Buckinghamshire Historic Towns Assessment Report (2009); GOV.UK: Building regulations approval (printable guide); GOV.UK: Building regulations approval - when you need approval; GOV.UK: Approved Document F, Volume 1: Dwellings, 2021 edition
Running a whole-house refurbishment in Amersham
Our London team takes on house refurbishments in Amersham: in-house architects and designers, structural engineers, and Hampstead Chartered Surveyors & Building Consultancy for the condition survey. Any planning or listed building application goes to Buckinghamshire Council, and the regulated work is inspected by Buckinghamshire Council's building control service or, if you prefer, a private registered building control approver.
Scaffold and skips can reach the garden as well as the house. In a conservation area a tree with no Tree Preservation Order is still protected under section 211, and the council must be given notice before it is cut back or felled.
Paperwork is part of the finished job: without approval you will not have the certificates of compliance you may need when the house comes to be sold.
Where you stay at home during the work, we phase it floor by floor, settle beforehand when the water and electricity go off, and at handover give you the drawings, test certificates and manuals for everything we installed.
Outside Amersham, and in London rather than Buckinghamshire: Project example: Belsize Park, NW3. That project of ours is a Victorian townhouse on five storeys whose owners wanted the whole interior refurbished, together with basement, extension and loft work, as its case study records.
Sources: Buckinghamshire Council: Building regulations and control; GOV.UK: Building regulations approval - when you need approval; GOV.UK: Tree Preservation Orders and trees in conservation areas (planning guidance); Hampstead Renovations: Belsize Park Gardens, NW3 case study
House Refurbishment in Amersham: Questions
Do internal works to an Amersham house need planning permission?
Usually not, unless the house is listed. Section 55 of the 1990 Act treats works affecting only the interior as falling outside development. For a listed building, though, listed building consent may be required, and with 183 listed buildings across Amersham we read the list entry before anything else. Building regulations apply separately, whatever the planning answer.
How does one of Amersham's conservation areas affect windows, doors and roofs on an Amersham house?
Policy CA1 expects alterations to preserve or enhance the area, using natural materials that match the existing building, and says synthetic materials will not be permitted, which we weigh before proposing plastic windows. Conservation areas are also article 2(3) land, where cladding the outside in render, timber, tiles and similar materials is not permitted development, and where enlarging the roof needs planning permission.
What needs listed building consent in an Amersham refurbishment?
National guidance says listed building consent may be required for works to a listed building, and the 1997 plan's Policy LB1 refuses alterations that would not preserve its character. Most of Amersham's listed buildings date from the 17th and 18th centuries and may contain older structure, so we set out each intervention on drawings and agree it with the council before any fabric is removed.
How do you scope and quote a house refurbishment in Amersham?
We visit, survey the whole house and open up wherever the structure is uncertain. Our surveyors and engineers then write a room-by-room scope covering strip-out, repairs, services, finishes and any consents, and the quote is priced from that scope item by item. We give no figure before the survey.
Who checks the building regulations on a house refurbishment in Amersham?
Buckinghamshire Council's building control service, or a private registered building control approver if you appoint one, in which case the approver tells the council about the work with an initial notice. A new heating system, a replacement fuse box or new roof coverings can need approval, while most repairs and like-for-like replacements do not.
What do you need from me before a feasibility visit to an Amersham house?
The address, any drawings or surveys you already hold, the list entry if the house is listed, and a short note of what you want changed and how you use each room. Tell us about any past damp, flooding or movement, and whether the house has a cellar, so we know what to open up when we come.
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