East Cornwall · PL17

One studio for extension in Luckett

Extensions are the bread and butter of Cornish homes — adding the kitchen-diner the original layout never had, the bedroom for a growing family, or the light and views the back of the house should always have had. Luckett sits in East Cornwall, and that geography ends up in the drawings — Luckett is a former mining settlement in the PL17 area, with granite terraces, chapel buildings and industrial landscape character still visible, with a building stock that leans toward chapel conversions and post-war estates.

Luckett sits in East Cornwall — covering PL17 from Callington, Stoke Climsland, Linkinhorne outward.

  • Rural / open-countryside policy area
  • One studio — design, planning and build under one roof
  • Local to East Cornwall — not a national franchise
  • rural policy area experience built into the fee
  • Fixed-fee planning packages, no surprise invoices

Our process

How a Luckett extension project runs.

  1. Step 1

    Brief

    We meet on site, talk through how you live now and what's missing from the current layout.

  2. Step 2

    Design

    Two or three sketch directions with rough budgets, then refinement of the chosen route.

  3. Step 3

    Approvals

    Planning or Cert of Lawfulness, then a full building regs package.

  4. Step 4

    Build

    Either through your own builder with our drawings, or as a full build by our team.

  5. Step 5

    Handover

    Snag, certify, hand over the keys to your new space.

Typical single-storey rear extensions run twelve to twenty weeks on site; two-storey and wraparound projects sixteen to thirty weeks.

Local proof — Most Luckett extension clients we work with are second-time builders — they've seen the templated approach fail once already.

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What we focus on

Extensions considerations specific to Luckett.

  • 01

    Wind and sea-spray exposure can drive material choices on west-facing extensions; we detail accordingly.

  • 02

    Drainage on older Cornish properties is rarely on a clean modern map; CCTV survey before design is often money well spent.

  • 03

    Permitted development for rear extensions runs to four metres on a detached house, three on a semi or terrace — but Article 4 areas remove this in some parishes.

  • 04

    Extensions over a certain proportion of the original house trigger full Part L upgrade obligations to the existing building — worth knowing before brief is set.

Local context

Why Luckett is its own job.

Two things shape a Luckett application: parish character and policy. On policy — mining heritage, old plot widths and traditional materials make proportion and detailing more important than generic extension templates. For extension specifically, Cornwall Council's Local Plan applies tighter tests to isolated rural dwellings here, so design rationale and policy fit need to be set out clearly from the outset. Get that local reading right and the rest of the Luckett programme tends to run on time. On chapel conversions in particular — the kind you'll also find toward Calstock — the extension brief always has to read the existing fabric first.

Planning note

Most extensions in Cornwall are either permitted development or a straightforward householder application — but Conservation Area and AONB sites need a more careful design conversation upfront.

Local watch-list

The PL17 constraints that shape a extension brief.

  • Watch #1

    Tighter Local Plan tests on isolated rural dwellings

Luckett is part of Callington

Luckett sits inside the Callington catchment — we cover both as one extension territory.

See Extensions in Callington

Local fabric

Luckett extensions — the local-studio difference.

Building stock

Across Luckett (PL17) we work on miners cottages, granite terraces, chapel conversions, workers cottages, post-war estates. Each stock type drives a different extension response — chapel conversions in particular needs careful detailing here.

Parish & policy

Luckett sits in the parish of Luckett, which matters for how parish-level consultation lands on a extension application.

Coverage

We cover PL17 from our studio, with regular extension jobs also running in Callington, Stoke Climsland, Linkinhorne. Most Luckett site visits get booked within the same week.

Can you handle both planning and build in Luckett?

Yes — design, planning, building regs and full construction run under one roof. For clients with an existing Luckett builder we can stop at a tender-ready Full Plans pack instead.

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Who this is for

Luckett runs the full mix — owner-occupier, holiday-let, commercial and the occasional smallholding — so we scope every extension enquiry from the use-class up.

FAQs

Luckett Extensions — local questions answered.

What about the Party Wall Act?
If you share a wall with a neighbour or build close to a boundary, the Act applies. We flag it early, recommend a surveyor and keep the programme aligned with the notice period. In Luckett specifically, we'd start by checking the latest parish-level planning history before committing to a direction.
How much does an extension cost in Cornwall?
Build costs in Cornwall typically run from around £2,200 to £3,200 per square metre for a good-quality single-storey extension, more for kitchen-grade fit-out or complex glazing. We give a realistic budget before drawings start, not after.
Can you handle the build as well as the design?
Yes — that's the whole point of the studio. One contract, one point of contact, no finger-pointing between architect and builder when something needs a decision on site.
Do I need planning permission for an extension?
Often no — single-storey rear extensions, side extensions and modest two-storey additions can sit inside permitted development on a typical detached house. Conservation Areas, AONB and Article 4 zones remove some of those rights, so we always check the address first.
Will my house be liveable during the build?
For most rear and side extensions, yes — we sequence the works so the kitchen and one bathroom stay functional until the new build is watertight and connected.

Every Luckett extension we work on is treated as a PL17 job in its own right — local fabric, local policy, local builders.

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